Canon Kabushiki Kaisha

Ricoh Company, Ltd.

Balmuda Inc.

Regimmune Corporation

Yasuyuki Ishii

Hideki Kosugi

Masaaki Yamada

Yoshinori Nakagawa

Tomoko Takahashi

Ichiro Kadota

Atsushi Kurokawa

Hideyasu Seki

Yoshiko Ogawa

Shinji Uehara

Takeo Tsukamoto

Masanori Horike

Tetsuro Hirota

Tomomi Kakeshita

Tetsuya Kobayashi

Osamu Endou

Nobuaki Kondoh

Masato Koyanagi

Yuuji Ishikura

Tsuyoshi Nakagawa

Minoru Matsuguma

Koichiro Takashima

Nobuharu Hoshi

Katsuhiro Aoki

Masanori Saitoh

Hiroaki Ogata

Takeo Shoji

Kouji Hashimoto

Norihisa Hoshika

Masakazu Ozawa

Takashi Hibi

Eiichi Motai

Yuji Ishikura

Norio Takami

Toshimitsu Hirakue

Akihito Ikeuchi

Ryohei Sugimoto

Masanori Morita

Hiroyuki Adachi

Atsushi Numagami

Tadayuki Tsuda

Toshio Koike

Takashi Fujita

Toru Oguma

Kenji Matsuda

Shinichi Sasaki

Mamoru Sakaki

Katsuaki Miyawaki

Miyuki Fujita

Kanji Yokomori

Tadashi Horikawa

Shin Kayahara

Kei Yasutomi

Hideki Zemba

Shigeru Yoshimura

Shinya Matsui

Tomonori Matsunaga

Yuichiro Hirata

Kazunori Kobayashi

Akiyoshi Fujita

Hiroki Kisu

Junichi Asano

Kenji Kurita

Eiichiro Teshima

Akihiro Kawakami

Hitoshi Maruyama

Katsuhiro Kojima

Tetsuto Kageyama

Omar Duramad

Hiroaki Noaki

Haruhiko Morita

Ichiroh Kadota

Hidetoshi Akimoto

Horike Masanori

Yamada Masaaki

Coffee maker

The purpose of the present invention is to provide a preparation for preventing or treating type I diabetes, said preparation exerting an excellent effect of preventing or treating type I diabetes, and a method for preventing or treating type I diabetes. The onset and symptoms of type I diabetes can be very remarkably relieved by dosing a combination of: (A) at least one member selected from the group consisting of proinsulin, insulin, insulin A chain, insulin B chain, fragments thereof and variants thereof; with (B) &#x3b1;-GalCer.

Preparation for preventing or treating type I diabetes

A developing device including: a toner bearing member configured to bear a toner on a surface of the toner bearing member and configured such that the surface thereof is rotated to supply the toner to and develop a latent electrostatic image on a surface of a latent electrostatic image bearing member in a developing region which faces the latent electrostatic image bearing member; and a regulating member configured to regulate an amount of the toner to be moved towards the developing region, wherein the surface of the toner bearing member has regularly arranged convex portions, and wherein a non-electrostatic adhesive force between the toner and the surface of the toner bearing member is less than 9.0 nN.

Developing device and image forming apparatus including a toner bearing member having a predetermined relationship with toner

A development device includes a developer bearer to carry by rotation developer to a development range facing a latent image bearer, and a planar metal developer regulator to adjust an amount of developer carried by the developer bearer to the development range. The developer bearer includes a developer carrying range having surface unevenness, and the developer regulator includes a fixed end portion held by a regulator holder and a free end portion to contact a surface of the developer bearer.

Development device and image forming apparatus incorporating same

A development device includes a developer bearer to carry by rotation developer to a development range facing a latent image bearer and a developer regulator to adjust an amount of developer transported to the development range by the developer bearer. The developer bearer includes a developer carrying range having surface unevenness; and a surface of the developer bearer is coated with a coating material including a resin material and particles to roughen the surface.

Development device, and image forming apparatus and process cartridge incorporating same

An image forming apparatus includes a latent image carrier; a latent image writer to write a latent image on the latent image carrier; a developing unit including a toner carrier having first and second electrodes insulated via an insulator member and a voltage applying unit to apply voltages to the first and second electrodes having a potential difference to generate first electric fields to cause the toner to hop from the toner carrier to the latent image carrier to develop a toner image; and a transfer unit to transfer the developed toner image to a transferring member. When alternating voltages having a same phase and same amplitude are applied to the first and second electrodes to form second electric fields between the latent image carrier and the toner carrier, the toner is discharged from the toner carrier to the latent image carrier in a toner discharge mode.

Image forming apparatus

A development device includes a developer bearer to carry by rotation developer to a development range facing a latent image bearer, and a developer regulator to adjust an amount of developer transported to the development range by the developer bearer. Multiple projections are formed in a surface of the developer bearer, and, in a direction in which the developer bearer rotates, a downstream end of each of the multiple projections is higher than an upstream end of the projection.

An image forming apparatus includes a latent image carrier to carry a latent image, a developing device having a toner carrier with first and second electrodes to develop the latent image by transferring the toner to a developing region between the toner carrier and the latent image carrier while causing the toner to hop between the first and second electrodes and attaching the hopping toner to the latent image, a pulsed power supply to output a first periodic pulse voltage having a mean potential the same as a normal toner charge and a second periodic pulse voltage, a smoothing circuit to make the first periodic pulse voltage smooth to generate a direct voltage, and a toner layer thickness regulator member to regulate, on receiving the direct voltage, a thickness of the toner layer in a region between a toner supply position at which toner is supplied and the developing region.

Developing device, image forming apparatus, and image forming method

A development device includes a developer container; a rotary cylindrical developer carrier including an outer electrode including multiple electrode portions arranged in a circumferential direction of the developer carrier, an inner electrode provided on an inner circumferential side of the developer carrier from the outer electrode, an insulation layer disposed between the outer electrode and the inner electrode, and a surface layer; and a bias power source to apply a first bias voltage and a second bias voltage to the inner electrode and the outer electrode, respectively. The first bias power source causes an electrical potential difference that changes with time between the inner electrode and the outer electrode to cause the developer to hop on a circumferential surface of the developer carrier. At least one of the first bias voltage and the second bias voltage has a cyclic waveform in which pulse-on time is reduced.

Development device, process cartridge incorporating same, and image forming apparatus incorporating same

A development device includes a developer container, a rotary developer carrier that is disposed facing the latent image carrier and including multiple outer electrodes arranged in a circumferential direction of the developer carrier, an inner electrode electrically insulated from the multiple outer electrodes, an insulation layer disposed between the inner and outer electrodes, and a surface layer overlaying the outer electrodes and electrically insulating the multiple outer electrodes from each other, a bias power source to generate electrical fields that change with time by applying a first and second bias voltages to the inner and outer electrodes, respectively, an electrical field adjuster to regulate the electrical fields in accordance with a thickness of the surface layer of the developer carrier, and a controller.

A developing device constituted to be capable of reliably making toner flare, and carrying out developing normally in the developing area, by preventing toner from adhering to the toner carrier. A developing device having a toner carrier which is disposed in opposition to a latent image carrier and which carries toner for developing an electrostatic latent image on the latent image carrier, the developing device including: a plurality of electrodes aligned at a predetermined interval within the toner carrier; voltage application means for applying a voltage to the electrodes so that the electric field between the plurality of electrodes varies with time, wherein the electric field between the electrodes causes the toner on the toner carrier to hop and form a cloud; and a toner adhesion prevention member that is provided upstream of a developing area where the latent image carrier is in opposition to the toner carrier and that prevents adhesion of toner to the toner carrier. According to the developing device, it is possible to prevent toner from adhering to the toner carrier, and it is possible to make the toner flare reliably.

Developing device, process cartridge, and image forming apparatus

An developer bearer conveys developer to a developing station under influence of an electric field created by an electric flux line. The developer bearer includes plural kinds of electrodes that receive different voltages from each other and collectively creates the electric flux line. The plural kinds of electrodes are arranged on different layers in a normal line of the developer bearer. The developer bearer includes an insulation layer that insulates the plural kinds of electrodes.

Developer bearing member and developing device with outer electrode including separated portions, and inner electrode for creating electric field

A development unit includes a toner carrying device, a regulating member, and a toner leak protection member. The toner carrying device having a first electrode and a second electrode arrayed with an interval. The first and second electrodes are supplied with a given voltage to set an electric field, changing in a time cycle, between the first and second electrodes. The electric field is used to hop toner over the toner carrying device to form a toner cloud for developing a latent image. The regulating member regulates an amount of toner on the toner carrying device. The toner leak protection member, made from a conductive material, prevents leakage of toner, and is supplied with a bias voltage.

Development unit, for image forming apparatus

A developing unit includes a brush member that includes a base member and a plurality of raisings that are erected on a surface of the base. The brush member traps toner within the raisings and causes a flicker movement in the raisings of the brush so that the toner trapped within the raisings is shaken and flown due to the flicker movement to the surface of a toner carrying member.

Developing unit, processing unit, and image forming apparatus

Growing community of inventors

Tokyo, Japan

Yasuyuki Ishii