Fuji Xerox Co., Ltd.

Fujifilm Business Innovation Corp.

E Ink Corporation

Naoki Hiji

Shigeru Yamamoto

Chikara Manabe

Takeo Kakinuma

Takehito Hikichi

Ryota Mizutani

Tadayoshi Ozaki

Yoshinori Machida

Yasunori Saito

Yasufumi Suwabe

Masaaki Abe

Teiichi Suzuki

Masahiro Sato

Tsutomu Ishii

Yasuo Yamamoto

Torahiko Kanda

Takashi Morikawa

Daisuke Nakayama

Masaaki Lawrence Araki

Hideo Kobayashi

Yasuyuki Tanaka

Taro Yokose

Minoru Koshimizu

Haruo Harada

Shigehiko Sasaki

Mieko Seki

Ryosuke Higashikata

Toshihide Aoshima

Taijyu Gan

Tomonari Takahashi

Kyotaro Tomoda

Tsunemasa Mita

Yuki Yokoyama

Daisuke Tsuda

Cao Jun

Kenichi Kobayashi

Satoshi Tatsuura

Masanobu Ninomiya

Ryojiro Akashi

Hiroaki Moriyama

Motohiko Sakamaki

Hiroshi Arisawa

Osamu Ueno

Seigo Makida

Toru Misaizu

Kimitake Hasuike

Shinya Kyozuka

Yoshio Nishihara

Akihide Kawamura

Hiroe Okuyama

Nami Tokunaga

Takashi Oyanagi

Jun Cao

Kiyosui Sagawa

Tei-ichi Suzuki

Katsuhiko Yanagisawa

A three-dimensional shape data processing apparatus includes a processor configured to divide a three-dimensional space including a three-dimensional shape constituted by one or more forming surfaces, which are flat surfaces or curved surfaces or include both flat surfaces and curved surfaces, into plural three-dimensional regions each having a predetermined size, specify, for each of the three-dimensional regions, one or more of the forming surfaces that interfere(s) with the three-dimensional region, and redivide each of the three-dimensional regions until a size of the three-dimensional region reaches a size necessary for reproduction of a property of a portion of the three-dimensional shape expressed by one or more of the forming surfaces that interfere(s) with the three-dimensional region.

Three-dimensional shape data processing apparatus and non-transitory computer readable medium

A three-dimensional shape data processing apparatus includes a processor. The processor receives three-dimensional shape data represented by dividing a space including an object into plural three-dimensional regions, at least one of the plural three-dimensional regions having a size different from another three-dimensional region, extracts from the space a unit shape formed in which a predetermined position in each of the three-dimensional regions included in a three-dimensional region group formed of three-dimensional regions adjacent to each other is defined as a vertex, without missing or repeating any unit shape, and configures a surface of the object as a formation face represented by a flat face, based on each of the extracted unit shapes.

A three-dimensional object data generation apparatus includes an obtaining unit that obtains three-dimensional object data which represents, with plural voxels, a three-dimensional object including a shape obtained by repeating a unit shape and in which an attribute value is set for each of the plural voxels, a setting unit that sets a three-dimensional threshold matrix in which thresholds are arranged in a three-dimensional space in accordance with a predetermined basic shape, a correction unit that corrects a coordinate value of each of the plural voxels in a certain direction of the three-dimensional object such that the unit shape is formed from a first reference position in the certain direction, and a calculation unit that calculates, on a basis of the attribute value of each of the plural voxels whose coordinate values have been corrected and the three-dimensional threshold matrix, whether to form the voxel.

Three-dimensional object data generation apparatus, three-dimensional object forming apparatus, and non-transitory computer readable medium

A three-dimensional object data generation apparatus includes an obtaining unit that obtains three-dimensional object data representing a three-dimensional object with plural voxels, for each of which a physical property value is set, a setting unit that sets a three-dimensional threshold matrix in which thresholds are arranged in a three-dimensional space in accordance with a predetermined basic shape, and a calculation unit that calculates whether to form each of the plural voxels on a basis of the physical property value of the voxel and the three-dimensional threshold matrix.

A three-dimensional object data generation apparatus includes an obtaining unit that obtains three-dimensional object data representing a three-dimensional object with plural voxels, for each of which a first attribute value is set, a setting unit that sets a three-dimensional threshold matrix in which thresholds are arranged in a three-dimensional space, an adjustment unit that adjusts a cycle of the three-dimensional threshold matrix in accordance with the first attribute values, and a calculation unit that calculates, for each of the plural voxels, a second attribute value using the first attribute value of the voxel and the three-dimensional threshold matrix whose cycle has been adjusted by the adjustment unit.

A three-dimensional object data generation apparatus includes an obtaining unit that obtains three-dimensional object data regarding a three-dimensional object represented by plural first voxels for which a first attribute is set and a replacement unit that, if the first attribute is different from a second attribute achievable by a three-dimensional object forming apparatus that forms the three-dimensional object, replaces each of the plural first voxels with plural second voxels for which the second attribute is set such that the plural second voxels become equivalent to the first voxel.

A shaping apparatus includes a table, at least one first discharging part that moves in one direction relative to the table and shapes an object by discharging droplets of a shaping liquid from nozzles and stacking plural layers each formed by curing the droplets, a second discharging part that moves in one direction relative to the table and forms a coating member coating an end surface of the object by discharging droplets of a coating liquid from nozzles and stacking plural layers each formed by curing the droplets, and a controller that controls the second discharging part so that a thickness of the coating member decreases toward an upper side.

Shaping apparatus using coating liquid on an object

A three-dimension forming support material for ink jet includes a warm water-soluble radiation curable compound that exhibits solubility in warm water of at least 40&#xb0; C. to 90&#xb0; C. after the compound is cured; and at least one polyglycerin compound selected from the group consisting of fatty acid esters of polyglycerin, ethylene oxide adducts of polyglycerin, and propylene oxide adducts of polyglycerin.

Three-dimension forming support material, three-dimension forming support material cartridge, and three-dimension forming composition set

A image display medium driving device includes a voltage application unit that applies a voltage between a pair of substrates, at least one of which is transparent, of an image display medium including plural types of particles which are sealed between the pair of substrates, are attached to the substrates, and start to be separated from the substrates at different times when a predetermined voltage is applied and a control unit that controls the voltage application unit such that a time when the voltage is applied between the pair of substrates varies depending on image information.

Image display medium driving device, image display apparatus, driving program, and computer-readable medium

There is provided an electrophoretic particle which contains a core material particle formed of a composition containing a resin, a nitrogen-containing heterocyclic compound having any one of an imino group, a methylol group and an alkoxymethyl group in the molecule and a heterocyclic ring having a nitrogen atom, and a coloring agent.

Electrophoretic particle, electrophoretic particle dispersion liquid, display medium, and display device

Provided is a curing agent for a three-dimensional shaped product including a compatible material that is compatible with a molded article forming agent for forming a three-dimensional shaped product, and a curing material that cures the molded article forming agent.

Curing agent for three-dimensional shaped product, apparatus for manufacturing three-dimensional shaped product, and non-transitory computer readable medium storing program for manufacturing three-dimensional shaped product

Provided is a driving device of an image display medium including a voltage application unit that varies a voltage applied to a common electrode provided in one of a pair of substrates, and applies a voltage to a pixel electrode provided in the other substrate through active matrix driving, with respect to the image display medium including plural kinds of particles, and a controller that controls the voltage application unit such that a voltage is applied between the pair of substrates, and controls the voltage application unit such that a deviation time of a scanning timing generated due to the active matrix driving during transition to the steps and a potential difference between the pair of substrates in the deviation time are equal to or less than predefined threshold characteristics of the particles.

Driving device of image display medium, image display apparatus, and non-transitory computer readable medium

There is provided a dispersion liquid for electrophoretic display, containing a dispersion medium, a colored electrophoretic particle groupthat is dispersed in the dispersion medium and migrates in the dispersion medium according to an electric field, a non-electrophoretic particle groupthat is dispersed without migrating in the dispersion medium and has a color different from that of the electrophoretic particle group, and a compound having a neutral polar group and a hydrophobic group, which is contained in the dispersion medium in a ratio of about 0.01 to about 1 mass % based on the entire dispersion liquid.

Dispersion liquid for electrophoretic display, display medium, and display device

A particle dispersion for display includes color particles for display that move in response to an electric field and include first color particles and second color particles; and a dispersion medium that disperses the color particles for display, in which the second color particles have a larger particle diameter than a particle diameter of the first color particles and the same charging characteristic as a charging characteristic of the first color particles, and in the color particles for display, a ratio (Cs/Cl) of a charge amount Cs of the first color particles per unit area of display to a charge amount Cl of the second color particles per unit area of display is less than or equal to 5.

Particle dispersion for display, display medium, and display device

Growing community of inventors

Kanagawa, Japan

Naoki Hiji