Konica Minolta Business Technologies, Inc.

Konica Minolta, Inc.

Konica Corporation

Konica-minolta Holdings, Inc.

Konica Minolta Technosearch Co., Ltd.

Atsushi Takahashi

Youbao Peng

Utami Soma

Akihiro Maezawa

Yoshihito Sasamoto

Yoshiki Katayama

Norio Joichi

Yuuki Nagai

Hiroshi Oyama

Akifumi Isobe

Susumu Kurihara

Natsuki Ito

Takashi Nara

Kazumichi Yamauchi

Tadashi Matsudaira

Shinpei Kawasaki

Keisuke Mizoguchi

Kenji Izumiya

Ryuji Okutomi

Yumiko Izumiya

Hirotada Seki

Hideaki Wakamatsu

Hitoshi Asano

Akimasa Ishikawa

Yoshikazu Tanaka

Hiroshi Matsumoto

Hideaki Tanaka

Satoshi Ogata

Yoshihide Hoshino

Jun Onishi

Masami Maruko

Chikatsu Suzuki

Izumi Hamanaka

Katsuyuki Ikuta

Shinobu Kishi

Kenichi Hosoi

Naohiko Hanyu

Yumiko Higashi

Kiyoaki Kawamoto

Takashi Washizu

Chie Inui

Junko Kiyohara

Natsumi Hirayama

Kiyoto Kojima

Takuya Ishigai

Tetsuko Kurosu

Takanobu Fuse

An image forming apparatus includes an image former that forms an image on a sheet of paper, a detector that detects a physical property of a sheet of paper, a receiver that receives paper identification information used in identification of a sheet of paper designated by a user, and a hardware processor. The hardware processor performs: first judgement of judging whether or not there is a correspondence between the paper identification information received by the receiver and a detection result by the detector, second judgement of judging whether or not there is a correspondence between a detection result by the detector of a first sheet of paper conveyed and a detection result by the detector of a second sheet of paper conveyed; and operation control of the image former based on a first judgement result in the first judgement and a second judgement result in the second judgement.

Image forming apparatus

This orthosis manufacturing system is designed to manufacture an orthosis to be fitted on a human body and provided with: an orthosis modeling data generation unit () for generating orthosis modeling data (D) for the orthosis on the basis of three-dimensional data (D) of the human body generated by measuring the shape of a portion of the human body to which the orthosis is to be fitted, a model shape data (D) for the orthosis, and manufacture history data (D) relating to other orthoses manufactured in the past; and an orthosis formation unit () for three-dimensionally forming the orthosis on the basis of the modeling data (D).

Orthosis manufacturing system, system for generating correction data for manufacturing orthosis, and orthosis manufacturing method

A glossiness inspection device includes an illumination device that emits irradiation light to a glossiness detection target and a light receiving device that receives reflected light of the irradiation light reflected by the glossiness detection target and outputs a light reception detection signal according to an amount of the received light. A dimmer of the device adjusts an amount of the irradiation light, and a detection signal adjuster of the device adjusts a gain for amplifying the light reception detection signal. An irradiation position controller of the device selectively irradiates a first gloss region and a second gloss region of a correction plate with the irradiation light. A hardware processor of the device adjusts at least one of the amount of the irradiation light, an offset of the detection signal adjuster, a characteristic straight line for calculating a glossiness, or a calculated glossiness.

Glossiness inspection device, glossiness inspection method, and image forming apparatus

An object of the present invention is to provide a cerium oxide abrasive material containing cerium oxide abrasive particles prepared by a synthetic method using an aqueous solution of a salt of a rare earth element and a precipitant, the cerium oxide abrasive particles having a spherical shape and high polishing performance (polishing rate and polishing precision of the polished surface), a method for producing the cerium oxide abrasive material, and a polishing method. The cerium oxide abrasive material according to the present invention comprises spherical cerium oxide abrasive particles prepared by a synthetic method using an aqueous solution of a salt of a rare earth element and a precipitant, wherein the cerium oxide abrasive particles have a spherical shape having an average aspect ratio within the range of 1.00 to 1.15.

Cerium oxide abrasive, method for producing cerium oxide abrasive, and polishing method

Method for separating a polishing material, which is capable of separating and recovering cerium oxide from a used polishing material that is mainly composed of cerium oxide and a regenerated polishing material which can be obtained by the separation method. This method for separating a polishing material is characterized in that a divalent alkaline earth metal salt is added into the slurry of the used polishing material, while controlling the temperature of the slurry within the range of 10-70 DEG C., thereby causing the polishing material to aggregate under such conditions that the mother liquor has a pH of less than 10.0 as the pH is converted to one at 25 DEG C. so that the polishing material is separated from the mother liquor.

Method for separating polishing material and regenerated polishing material

A production method for polishing-material particles, comprising: forming an inner layer having, as a main component thereof, a salt of at least one element selected from Al, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, Zr, In, Sn, Y, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, W, Bi, Th, and the alkali earth metals; adding a prepared aqueous solution, at a prescribed time, to a reaction solution in which the salt formed from the element is dispersed, to form an outer layer on the outer side of the inner layer; using solid-liquid separation to separate a polishing-material-particle precursor from the reaction solution, and the polishing-material-particle precursor is baked; and the percentage of Ce in the reaction solution in which the surface of the outer layer is formed is in the range of 60-90 mol % inclusive.

Production method for polishing-material particles

Disclosed are polishing material particles which have polishing performance suitable for precision polishing and also have a high polishing speed and high monodispersibility; a polishing material containing the polishing material particles; and a polishing processing method using the polishing material. The polishing material particles are spherical particles having an average aspect ratio of 1.00 to 1.15, wherein the particle diameter (D(nm)) of the polishing material particles as determined from a particle diameter cumulative distribution curve falls within the range from 50 to 1500 nm. The average content of cerium or the total content of cerium and at least one element selected from lanthanum (La), praseodymium (Pr), neodymium (Nd), samarium (Sm) and europium (Eu) in the polishing material particles is 81 mol % or more relative to the total content of all of rare earth elements that constitute the polishing material particles.

Polishing material particles, method for producing polishing material, and polishing processing method

In order to use less cerium oxide and achieve higher durability and polishing speeds, these abrasive particles used in an abrasive have: a shell layer () which is the outermost shell layer of the abrasive particles and is formed with cerium oxide as the main component; and a middle layer () which contains cerium oxide and an oxide of at least one element selected from Al, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, Zr, In, Sn, Y, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, W, Bi, Th, and the alkali earth metals, and which is formed closer to the center of the abrasive particles than the shell layer ().

Abrasive particles and production method thereof

Technique to provide an abrasive regeneration method which, from a used abrasive, can recover an abrasive by an efficient method and can thereafter obtain a high-purity regenerated abrasive by a simple method. This abrasive regeneration method uses an abrasive comprising at least one type of abrasive selected from diamond, boron nitride, silicon carbide, alumina, alumina zirconia, zirconium oxide and cerium oxide. The abrasive regeneration involves a slurry recovery step (A) for recovering an abrasive slurry discharged from a polishing machine, a separation and concentration step (B) for adding an alkaline earth metal salt as an inorganic salt to the recovered abrasive slurry to aggregate the abrasive, and separating and concentrating the abrasive from a mother liquor, an abrasive recovery step (C) for recovering the separated and concentrated abrasive, and a second concentration step (D) for filter-treating the concentrated abrasive.

Abrasive regeneration method

Abrasive material regeneration method regenerates a cerium oxide abrasive material from a used abrasive material slurry containing the cerium oxide abrasive material and resulting from grinding a grinding subject having silicon as the primary component, characterized by regenerating the abrasive material containing cerium oxide through: a slurry recovery step (A) for recovering an abrasive material slurry discharged from a grinder; an isolation/concentration step (B) for adding a magnesium salt as an inorganic salt to the recovered abrasive material slurry, aggregating the abrasive material under the condition that the pH value of the mother liquor converted to 25 DEG C is at least 6.5 and less than 10.0, and thus isolating and concentrating the abrasive material from the mother liquor; and an abrasive material recovery step (C) for recovering the isolated and concentrated abrasive material.

Abrasive material regeneration method and regenerated abrasive material

Technique to provide an abrasive regeneration method which, from a used abrasive slurry, can recover an abrasive by an efficient method and can thereafter obtain a high-purity regenerated abrasive by a simple method. This abrasive regeneration method uses an abrasive comprising at least one type of abrasive selected from diamond, boron nitride, silicon carbide, alumina, alumina zirconia and zirconium oxide. The abrasive regeneration involves a slurry recovery step (A) for recovering an abrasive slurry discharged from a polishing machine, a separation and concentration step (B) for adding an alkaline earth metal salt as an inorganic salt to the recovered abrasive slurry to aggregate the abrasive, and separating and concentrating the abrasive from a mother liquor, and an abrasive recovery step (C) for recovering the separated and concentrated abrasive.

A medical imaging system includes an X-ray Talbot imaging apparatus and an image processing apparatus. The X-ray Talbot imaging apparatus includes a controller which generates reconstructed image(s) including at least a differential phase image from image signals of an imaged subject. The image processing apparatus measures the thickness of cartilage in the joint in the differential phase image or an image generated from the differential phase image, by reference to at least one of i) an edge of a bone in the joint identified in a reconstructed image or an image generated from the reconstructed image and ii) an edge of the cartilage identified in the differential phase image or the image generated from the differential phase image.

Medical imaging system

Provided are fine abrasive particles which have a high rate of polishing and generate few polishing flaws. A process for producing then abrasive particles is also provided in which the fine abrasive particles have a reduced coefficient of fluctuation in particle diameter, the production steps are simple, and the production cost is low. The fine abrasive particles comprise cerium oxide, at least one element selected from La, Pr, Nd, Sm, and Eu, and one or more element selected from Y, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu, and are characterized in that the cerium oxide has a Ce content of 20 mol % or higher and that the sum (mol %) of the content of the at least one element selected from La, Pr, Nd, Sm, Nd Eu and the content of Ce in the cerium oxide is greater than the sum (mol %) of the contents of the one or more elements selected from Y, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu.

Fine abrasive particles and method for producing same

A paper feed apparatus is capable of correcting the skew of a sheet irrespective of a differential conveyance distance. The paper feed apparatus is provided with a first large volume paper feed apparatusA having a control unitwhich performs first correction control to correct the skew of a sheet by controlling a first conveyance unitand forming a loop of the sheet P before a paper stop rollers, and also performs second correction control to correct the skew of a sheet by controlling a second conveyance unitand forming a loop of the sheet before a paper stop rollers. In this case, the control unitcontrols the first conveyance unitand the second conveyance unitin order that the skew correcting ability of the second correction control becomes greater than the skew correcting ability of the first correction control.

Paper feed apparatus and image forming system

Disclosed is an image forming apparatus, which makes it possible to reduce the frequency of image defect occurrences to a level as lower as possible by detecting abnormalities generated with age on the photoreceptor member and/or in the cleaning section, so as to suppress an amount of spoiled paper sheets and material. The image forming apparatus includes: a light source that is disposed at a position located between a cleaning section and a charging section, to emit an inspection light, which is to be irradiated onto a photoreceptor member over a main-scanning direction thereof; a tight-contact type image sensor that has a line image sensor to receive the inspection light reflected from a surface of the photoreceptor member; and a control section to determine a status of a surface of the photoreceptor member, based on a result of analyzing the inspection light receive by the line image sensor.

Image forming apparatus with a photoreceptor

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Akishima, Japan

Atsushi Takahashi