Patents by Inventor Yuichi Yoshida

Yuichi Yoshida has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20120206326
    Abstract: A liquid crystal display device according to the present invention comprises a pixel including a plurality of sub pixels. The plurality of sub pixels include a red sub pixel (R), a green sub pixel (G), a blue sub pixel (B), a yellow sub pixel (Ye) and a cyan sub pixel (C). The aperture area size of one of the cyan sub pixel (C) and the blue sub pixel (B) is larger than the aperture area size of any of the other of the cyan (C) and blue (B) sub pixels, the green sub pixel (G) and the yellow sub pixel (Ye); and the aperture area size of the red sub pixel (R) is larger than the aperture area size of any of the other of the cyan (C) and blue (B) sub pixels, the green sub pixel (G), and the yellow sub pixel (Ye).
    Type: Application
    Filed: October 26, 2010
    Publication date: August 16, 2012
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Kohzoh Nakamura, Shun Ueki, Kazunari Tomizawa, Tomohiko Mori, Yuichi Yoshida
  • Patent number: 8216389
    Abstract: A substrate cleaning method that includes: a step in which, while a substrate holder is being continuously rotated, a to-be-discharged position of the cleaning liquid on the substrate is changed to an eccentric position deviated from the central part of the substrate, and a gas is discharged from a gas nozzle to the central part of the substrate so as to form a dried area of the cleaning liquid under a condition in which a shortest distance between an edge of a cleaning liquid flow output from the cleaning-liquid nozzle and an edge of a gas flow output from the gas nozzle is set between 9 mm and 15 mm.
    Type: Grant
    Filed: March 9, 2009
    Date of Patent: July 10, 2012
    Assignee: Tokyo Electron Limited
    Inventors: Kousuke Yoshihara, Yuichi Yoshida, Taro Yamamoto
  • Publication number: 20120115090
    Abstract: The present disclosure is a substrate treatment method of supplying a surface treatment liquid onto a surface of a substrate having a film with high water repellency formed thereon, the method including: a liquid puddle forming step of forming a liquid puddle of the surface treatment liquid by supplying the surface treatment liquid from a nozzle to one location of a peripheral portion of the substrate; and a liquid puddle moving step of then moving the liquid puddle formed at the peripheral portion of the substrate to a central portion of the substrate by moving the nozzle from a position above the peripheral portion of the substrate to a position above the central portion of the substrate while continuing the supply of the surface treatment liquid.
    Type: Application
    Filed: October 25, 2011
    Publication date: May 10, 2012
    Inventors: Hirofumi TAKEGUCHI, Yuichi YOSHIDA
  • Publication number: 20120111373
    Abstract: A method for cleaning a surface of a substrate having a circuit pattern formed thereon, includes: forming a liquid film on the surface by feeding a cleaning solution onto the center of the surface while rotating the substrate with the substrate kept horizontal; forming a dry region by discharging gas to the center while moving a position of feed of the cleaning solution on the surface by a distance from the center toward the periphery of the substrate with the substrate being rotated; moving the position of feed of the cleaning solution on the surface toward the periphery at a speed equal to a speed at which the dry region is expanded toward the periphery while rotating the substrate; and controlling temperature of the cleaning solution to form the liquid film such that the temperature becomes higher than process atmosphere temperature on the surface during feed of the cleaning solution.
    Type: Application
    Filed: November 3, 2011
    Publication date: May 10, 2012
    Applicant: TOKYO ELECTRON LIMITED
    Inventors: Hiroshi ARIMA, Yuichi YOSHIDA, Kousuke YOSHIHARA
  • Publication number: 20120113379
    Abstract: A liquid crystal display device (100) according to the present invention comprises the steps of: providing a liquid crystal display panel (200), which includes an active-matrix substrate, a counter substrate, and a vertical alignment liquid crystal layer interposed between the active-matrix substrate and the counter substrate; if an achromatic color should be represented, obtaining the chromaticity of the liquid crystal display panel (200) when viewed straight on with respect to each grayscale level and determining a range in which the chromaticity of the liquid crystal display panel (200) when viewed obliquely is adjustable by changing the luminances of respective blue subpixels belonging to the two pixels within their adjustable range; and setting the luminances of the blue subpixels so that the chromaticity of the liquid crystal display panel when viewed obliquely becomes as close to the chromaticity of the liquid crystal display panel when viewed straight on as possible within the adjustable range with re
    Type: Application
    Filed: July 20, 2010
    Publication date: May 10, 2012
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Kazunari Tomizawa, Yuichi Yoshida, Tomohiko Mori
  • Publication number: 20120094238
    Abstract: To provide a substrate holding apparatus which can prevent a liquid from entering into a rear surface side of a substrate. A substrate holding apparatus is provided with a base material, a first holding portion formed on the base material for holding the substrate, and a second holding portion formed on the base material for holding a plate member by surrounding the circumference of a processing substrate held by the first holding portion. The second holding portion holds the plate member so as to form a second space on the side of the rear surface of the plate member. On the rear surface of the plate member, an absorbing member is arranged for absorbing the liquid entered from a gap between the substrate held by the first holding portion and the plate member held by the second holding portion.
    Type: Application
    Filed: December 22, 2011
    Publication date: April 19, 2012
    Applicant: Nikon Corporation
    Inventors: Hiroyuki NAGASAKA, Makoto Shibuta, Katsushi Nakano, Yuichi Yoshida, Hiroaki Takaiwa
  • Publication number: 20120052684
    Abstract: A method of manufacturing a semiconductor device is disclosed. The method includes preparing an underlying structure; forming a protective film above the underlying structure; forming a trench into the protective film and the underlying structure; filling the trench with a fill material; planarizing the fill material such that the protective film is exposed; forming a sacrificial film above the fill material and the protective film; and reactive ion etching the sacrificial film and the fill material. The fill material is selectively etched back within the trench.
    Type: Application
    Filed: March 22, 2011
    Publication date: March 1, 2012
    Applicant: Kabushiki Kaisha Toshiba
    Inventor: Yuichi YOSHIDA
  • Patent number: 8102512
    Abstract: To provide a substrate holding apparatus which can prevent a liquid from entering into a rear surface side of a substrate. A substrate holding apparatus (PH) is provided with a base material (PHB), a first holding portion (PH1) formed on the base material (PHB) for holding the substrate (P), and a second holding portion (PH2) formed on the base material (PHB) for holding a plate member (T) by surrounding the circumference of a processing substrate (P) held by the first holding portion (PH1). The second holding portion (PH2) holds the plate member (T) so as to form a second space (32) on the side of the rear surface (Tb) of the plate member (T). On the rear surface (Tb) of the plate member (T), an absorbing member (100) is arranged for absorbing the liquid (LQ) entered from a gap (A) between the substrate (P) held by the first holding portion (PH1) and the plate member (T) held by the second holding portion (PH2).
    Type: Grant
    Filed: September 16, 2005
    Date of Patent: January 24, 2012
    Assignee: Nikon Corporation
    Inventors: Makoto Shibuta, Yuichi Yoshida, Hiroaki Takaiwa
  • Publication number: 20110254879
    Abstract: A liquid crystal device (100A) according to the present invention has first and second pixels (P1 and P2). Each of the first and second pixels (P1 and P2) includes first, second and third subpixels (R, G, and B). When the input signal indicates that each pixel should represent the first color, the luminances of the respective third subpixels (B1 and B2) of the first and second pixels (P1 and P2) are different from each other. But when the input signal indicates that each pixel should represent the second color, the average luminance of the respective third subpixels (B1 and B2) is substantially the same as when the first color is specified, and the luminances of the respective third subpixels (B1 and B2) are substantially equal to each other.
    Type: Application
    Filed: December 25, 2009
    Publication date: October 20, 2011
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Tomohiko Mori, Kazunari Tomizawa, Yuichi Yoshida
  • Publication number: 20110254759
    Abstract: A liquid crystal display device (100) according to the present invention includes pixels (P1) and (P2), each of which includes three subpixels (R1, G1, B1) and (R2, G2, B2). When the input signal indicates that a chromatic color should be represented, one of the subpixels (B1 and B2) is turned ON and at least one of the subpixels (R1, R2, G1 and G2) is turned ON, too. If the average luminance of the subpixels (B1 and B2) in a situation where the input signal indicates that the chromatic color should be represented is substantially equal to that of the subpixels (B1 and B2) in another situation where the input signal indicates that an achromatic color should be represented, the luminances of those subpixels (B1 and B2) in the former situation are different from those of the subpixels (B1 and B2) in the latter situation.
    Type: Application
    Filed: December 25, 2009
    Publication date: October 20, 2011
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Tomohiko Mori, Kazunari Tomizawa, Yuichi Yoshida
  • Publication number: 20110242149
    Abstract: A liquid crystal display device (100A) of the present invention includes an active matrix substrate (220); a counter substrate (240); and a vertical alignment type liquid crystal layer (260). The liquid crystal display device (100) has a plurality of pixels, each of the pixels including a plurality of subpixels. The plurality of subpixels include a red subpixel (R), a green subpixel (G), and a blue subpixel (B). When each of adjacent two of the plurality of pixels represents an achromatic color at a certain grayscale level, a luminance of a blue subpixel (B) included in one of the two adjacent pixels is different from a luminance of a blue subpixel (B) included in the other of the two adjacent pixels.
    Type: Application
    Filed: December 8, 2009
    Publication date: October 6, 2011
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Yuichi Yoshida, Kazunari Tomizawa, Tomohiko Mori, Kozo Nakamura, Shun Ueki
  • Publication number: 20110227965
    Abstract: The viewing angle characteristics of a multiprimary liquid crystal display device in which a plurality of red subpixels are provided in each pixel are improved. A multiprimary liquid crystal display device according to the present invention includes a pixel defined by a plurality of subpixels, and performs multicolor display by using four or more primary colors to be displayed by the plurality of subpixels. The plurality of subpixels of the multiprimary liquid crystal display device according to the present invention include first and second red subpixels R1 and R2 for displaying red, a green subpixel G for displaying green, a blue subpixel B for displaying blue, and a cyan subpixel C for displaying cyan. When a color having a hue which is within a predetermined first range is displayed by the pixel, the gray scale level of the first red subpixel R1 and the gray scale level of the second red subpixel R2 differ from each other.
    Type: Application
    Filed: November 24, 2009
    Publication date: September 22, 2011
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Tomohiko Mori, Kazunari Tomizawa, Yuichi Yoshida, Kozo Nakamura, Shun Ueki
  • Publication number: 20110216109
    Abstract: A multiple primary color display device which suppresses the reduction in the display quality when an input signal corresponding to green in an sRGB color space is input from outside is provided. A display device according to the present invention has a pixel defined by a plurality of sub pixels. The plurality of sub pixels include at least a red sub pixel for displaying red, a green sub pixel for displaying green, a blue sub pixel for displaying blue, and a yellow sub pixel for displaying yellow. When an input signal corresponding to green in the sRGB color space is input from outside, the display device according to the present invention provides display using the yellow sub pixel in addition to the green sub pixel.
    Type: Application
    Filed: November 5, 2009
    Publication date: September 8, 2011
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Shun Ueki, Kozo Nakamura, Tomohiko Mori, Kazunari Tomizawa, Yuichi Yoshida
  • Publication number: 20110210911
    Abstract: A multiprimary liquid crystal display device in which deteriorations in display quality caused by the coloration of a gray representation when viewed from an oblique direction are suppressed, and a signal conversion circuit for use in such a multiprimary liquid crystal display device are provided. A signal conversion circuit according to the present invention is for use in a multiprimary liquid crystal display device, the multiprimary liquid crystal display device having a pixel defined by a plurality of subpixels including a red subpixel, a green subpixel, a blue subpixel, and a yellow subpixel, and performing multicolor display by using four or more primary colors to be displayed by the plurality of subpixels, the signal conversion circuit converting an input video signal to a multiprimary signal corresponding to four or more primary colors. When a video signal for the pixel to display a gray color having a normalized luminance of no less than 0.2 and no more than 0.
    Type: Application
    Filed: September 18, 2009
    Publication date: September 1, 2011
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Kozo Nakamura, Shun Ueki, Kazunari Tomizawa, Tomohiko Mori, Yuichi Yoshida
  • Patent number: 8010231
    Abstract: A communication robot including: a situation change detection unit for detecting writing of information into a situation database; a rule detection unit for detecting, from a rule database, a rule corresponding to the situation indicated by the data stored in the situation database when the writing of information into the situation database is detected by the situation change detection unit; an action inducing parameter setting unit for setting the degree of interest of the detected rule to at least one of movable parts and an audio output unit independently in the situation database; a parameter changing unit for independently changing the degree of interest set for the at least one of the movable parts and the audio output unit; and a command unit for requesting the at least one of the movable parts and the audio output unit to execute the execution command indicated by the detected rule.
    Type: Grant
    Filed: December 5, 2008
    Date of Patent: August 30, 2011
    Assignee: Honda Motor Co., Ltd.
    Inventors: Naoaki Sumida, Takahiro Ariizumi, Sachie Hashimoto, Yuichi Yoshida
  • Publication number: 20110200952
    Abstract: There is provided a developing apparatus and a developing method capable of rapidly forming a liquid film of a developing solution on an entire surface of a substrate while reducing a usage amount of the developing solution. The developing apparatus includes an airtightly sealed processing vessel that forms a processing atmosphere therein; a temperature control plate that is provided within the processing vessel and mounts the substrate thereon; an atmosphere gas supply unit that supplies an atmosphere gas including mist and vapor of a developing solution onto a surface of the substrate within the processing vessel; and a first temperature control unit that controls the temperature control plate to a temperature allowing the atmosphere gas to be condensed on the substrate. Here, an inner wall of the processing vessel is maintained at a temperature at which the atmosphere gas is hardly condensed on the inner wall.
    Type: Application
    Filed: February 10, 2011
    Publication date: August 18, 2011
    Applicant: TOKYO ELECTRON LIMITED
    Inventors: Yasushi Takiguchi, Taro Yamamoto, Hiroshi Arima, Kousuke Yoshihara, Yuichi Yoshida
  • Publication number: 20110200953
    Abstract: There is provided a developing apparatus capable of achieving high throughput. The developing apparatus includes an airtightly sealed processing vessel that forms a processing atmosphere therein; an atmosphere gas supply unit that supplies an atmosphere gas containing mist of a developing solution into the processing vessel in order to form a liquid film of the developing solution on a surface of a substrate loaded into the processing vessel; and a drying unit that dries the substrate in order to stop a developing process by the liquid film. A reaction between a resist and the developing solution can be stopped. Therefore, a developing process can be performed in parallel with a cleaning process performed by a cleaning module and high throughput is achieved.
    Type: Application
    Filed: February 11, 2011
    Publication date: August 18, 2011
    Applicant: TOKYO ELECTRON LIMITED
    Inventors: Hiroshi ARIMA, Kousuke YOSHIHARA, Yuichi YOSHIDA, Yasushi TAKIGUCHI, Taro YAMAMOTO
  • Publication number: 20110200321
    Abstract: There is provided a coating and developing apparatus that develops a substrate of which surface is coated with resist and exposed to lights. The coating and developing apparatus includes a developing module; a cleaning module; and a transfer mechanism configured to transfer a substrate developed by the developing module to the cleaning module. The developing module includes an airtightly sealed processing vessel configured to form a processing atmosphere; a temperature control plate provided in the processing vessel and mounts thereon the substrate and cools the substrate; and an atmosphere gas supply unit configured to supply an atmosphere gas including mist of a developing solution to a surface of the substrate within the processing vessel. The cleaning module includes a mounting table configured to mount thereon the substrate; and a cleaning solution supply unit configured to supply a cleaning solution to the substrate mounted on the mounting table.
    Type: Application
    Filed: February 11, 2011
    Publication date: August 18, 2011
    Applicant: TOKYO ELECTRON LIMITED
    Inventors: Yasushi Takiguchi, Taro Yamamoto, Hiroshi Arima, Kousuke Yoshihara, Yuichi Yoshida
  • Patent number: 7957918
    Abstract: A computer performs press forming analysis based on a shape of a formed product or of a member, a blank holder force, a friction coefficient, a tensile strength of a material, a yield strength, a stress-strain relation, and a sheet thickness, as press forming conditions, to calculate sheet thickness distribution and post-formation strain distribution of the formed product. The computer also performs performance analysis based on the sheet thickness distribution, the post-formation strain distribution, and the shape of the formed product or of the member, as state amounts of the formed product. This calculate performance of the member.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: June 7, 2011
    Assignees: Nippon Steel Corporation, Arcelor France
    Inventors: Toshiyuki Niwa, Hiroshi Yoshida, Eiji Isogai, Yuichi Yoshida
  • Publication number: 20110094855
    Abstract: A synchronized carrying system comprising: an overhead conveyor which transports a vehicle body; a floor-side conveyor which transports an underbody part; a control device which operates and controls the overhead conveyor and the floor-side conveyor; and a carrying device on which the underbody part is mounted, wherein the synchronized carrying system synchronizes the overhead conveyor and the floor-side conveyor during a process that loads the underbody part to the vehicle body.
    Type: Application
    Filed: May 22, 2009
    Publication date: April 28, 2011
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Yoshihiko Terazawa, Yoshikazu Shimizu, Akira Minamikawa, Masanao Iwasaki, Yuichi Yoshida