Patents by Inventor Yasuhiro Matsushima
Yasuhiro Matsushima 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).
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Patent number: 10312027Abstract: A solid electrolytic capacitor includes: a capacitor element including a sintered compact of a valve action metal, a dielectric layer, an electrolyte layer, and a cathode layer sequentially formed over a surface of the sintered compact, and an anode wire drawn out of the sintered compact; an anode terminal; a cathode terminal; and an exterior resin. The anode terminal includes a mounting portion and an upright portion. The upright portion has a trapezoidal shape. A length of a welding surface corresponding to an edge of the upright portion on the anode wire side is set to be longer than a length of the upright portion on the mounting portion side and to be longer than a width of the anode wire.Type: GrantFiled: August 5, 2015Date of Patent: June 4, 2019Assignee: TOKIN CORPORATIONInventors: Junichi Kato, Yasuhiro Matsushima, Daisuke Takada, Kazuaki Saito
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Publication number: 20160093447Abstract: A solid electrolytic capacitor includes: a capacitor element including a sintered compact of a valve action metal, a dielectric layer, an electrolyte layer, and a cathode layer sequentially formed over a surface of the sintered compact, and an anode wire drawn out of the sintered compact; an anode terminal; a cathode terminal; and an exterior resin. The anode terminal includes a mounting portion and an upright portion. The upright portion has a trapezoidal shape. A length of a welding surface corresponding to an edge of the upright portion on the anode wire side is set to be longer than a length of the upright portion on the mounting portion side and to be longer than a width of the anode wire.Type: ApplicationFiled: August 5, 2015Publication date: March 31, 2016Applicant: NEC TOKIN CORPORATIONInventors: Junichi KATO, Yasuhiro MATSUSHIMA, Daisuke TAKADA, Kazuaki SAITO
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Patent number: 7190418Abstract: A liquid crystal display device has a plurality of gate bus wirings and source bus wirings on one of paired substrates. Moreover, a inter-layer insulating film made of an organic material is provided on thin film transistors of respective picture elements, and a picture element electrode is provided on the inter-layer insulating film. Furthermore, the liquid crystal display device is provided with an additional capacity common wiring which is provided on the inter-layer insulating film and forms an additional capacity section between the picture element electrode and the additional capacity common wiring. As a result, the liquid crystal display device can realize high quality and a high aperture ratio.Type: GrantFiled: December 2, 2005Date of Patent: March 13, 2007Assignee: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima
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Patent number: 7057691Abstract: A liquid crystal display device has a plurality of gate bus wirings and source bus wirings on one of paired substrates. Moreover, a inter-layer insulating film made of an organic material is provided on thin film transistors of respective picture elements, and a picture element electrode is provided on the inter-layer insulating film. Furthermore, the liquid crystal display device is provided with an additional capacity common wiring which is provided on the inter-layer insulating film and forms an additional capacity section between the picture element electrode and the additional capacity common wiring. As a result, the liquid crystal display device can realize high quality and a high aperture ratio.Type: GrantFiled: May 6, 2004Date of Patent: June 6, 2006Assignee: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima
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Publication number: 20060082711Abstract: A liquid crystal display device has a plurality of gate bus wirings and source bus wirings on one of paired substrates. Moreover, a inter-layer insulating film made of an organic material is provided on thin film transistors of respective picture elements, and a picture element electrode is provided on the inter-layer insulating film. Furthermore, the liquid crystal display device is provided with an additional capacity common wiring which is provided on the inter-layer insulating film and forms an additional capacity section between the picture element electrode and the additional capacity common wiring. As a result, the liquid crystal display device can realize high quality and a high aperture ratio.Type: ApplicationFiled: December 2, 2005Publication date: April 20, 2006Applicant: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima
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Patent number: 6831625Abstract: A liquid crystal display device according to the present invention includes an active matrix array made up of switching elements provided at each intersection between a plurality of scanning lines and a plurality of signal lines, and a vertical drive circuit for driving the active matrix array, in which the vertical drive circuit includes: scanning circuits N in number (N being a positive integer), which receive a start pulse and output pulse signals, the respective scanning circuits sequentially shifting the pulse signal by one-half of a clock signal cycle each; AND gate circuits N×M in number (M being an integer no less than 2), each provided with a first control terminal and a second control terminal, every M adjacent AND gate circuits being connected together via the first control terminals thereof, which receive a signal from one of the N scanning circuits, and every Mth AND gate circuit being connected together via the second control terminals thereof, which receive one of M kinds of second controType: GrantFiled: June 4, 2002Date of Patent: December 14, 2004Assignee: Sharp Kabushiki KaishaInventors: Yasuhiro Matsushima, Sunao Etoh, Yutaka Takafuji
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Patent number: 6806932Abstract: A semiconductor device has a plurality of gate bus wirings and source bus wirings on one of paired substrates. Moreover, an inter-layer insulating film made of an organic material is provided on thin film transistors of respective picture elements, and a picture element electrode is provided on the inter-layer insulating film. Furthermore, the semiconductor device is provided with an additional capacity common wiring which is provided on the inter-layer insulating film and forms an additional capacity section between the picture element electrode and the additional capacity common wiring.Type: GrantFiled: January 23, 2002Date of Patent: October 19, 2004Assignee: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima
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Publication number: 20040201788Abstract: A liquid crystal display device has a plurality of gate bus wirings and source bus wirings on one of paired substrates. Moreover, a inter-layer insulating film made of an organic material is provided on thin film transistors of respective picture elements, and a picture element electrode is provided on the inter-layer insulating film. Furthermore, the liquid crystal display device is provided with an additional capacity common wiring which is provided on the inter-layer insulating film and forms an additional capacity section between the picture element electrode and the additional capacity common wiring. As a result, the liquid crystal display device can realize high quality and a high aperture ratio.Type: ApplicationFiled: May 6, 2004Publication date: October 14, 2004Applicant: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima
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Patent number: 6798474Abstract: A liquid crystal display device is provided which includes: a first substrate; a second substrate; and a liquid crystal layer interposed between the first substrate and the second substrate. The first substrate includes a plurality of switching elements, a plurality of picture element electrodes connected to the plurality of the switching elements and a plurality of color filters which are arranged so as to correspond to the plurality of the picture element electrodes on an area of the first substrate corresponding to a display region of the liquid crystal display device, and a light shielding frame layer around a periphery of the display region.Type: GrantFiled: March 20, 1998Date of Patent: September 28, 2004Assignee: Sharp Kabushiki KaishaInventors: Yasuhiro Matsushima, Takashi Sato
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Publication number: 20030076458Abstract: A liquid crystal display device is provided which includes: a first substrate; a second substrate; and a liquid crystal layer interposed between the first substrate and the second substrate. The first substrate includes a plurality of switching elements, a plurality of picture element electrodes connected to the plurality of the switching elements and a plurality of color filters which are arranged so as to correspond to the plurality of the picture element electrodes on an area of the first substrate corresponding to a display region of the liquid crystal display device, and a light shielding frame layer around a periphery of the display region.Type: ApplicationFiled: March 20, 1998Publication date: April 24, 2003Inventors: YASUHIRO MATSUSHIMA, TAKASHI SATO
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Publication number: 20020163493Abstract: A liquid crystal display device according to the present invention includes an active matrix array made up of switching elements provided at each intersection between a plurality of scanning lines and a plurality of signal lines, and a vertical drive circuit for driving the active matrix array, in which the vertical drive circuit includes: scanning circuits N in number (N being a positive integer), which receive a start pulse and output pulse signals, the respective scanning circuits sequentially shifting the pulse signal by one-half of a clock signal cycle each; AND gate circuits N×m in number (M being an integer no less than 2), each provided with a first control terminal and a second control terminal, every M adjacent AND gate circuits being connected together via the first control terminals thereof, which receive a signal from one of the N scanning circuits, and every Mth AND gate circuit being connected together via the second control terminals thereof, which receive one of M kinds of second controType: ApplicationFiled: June 4, 2002Publication date: November 7, 2002Applicant: Sharp Kabushiki KaishaInventors: Yasuhiro Matsushima, Sunao Etoh, Yutaka Takafuji
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Patent number: 6437766Abstract: A liquid crystal display device according to the present invention includes an active matrix array made up of switching elements provided at each intersection between a plurality of scanning lines and a plurality of signal lines, and a vertical drive circuit for driving the active matrix array, in which the vertical drive circuit includes: scanning circuits N in number (N being a positive integer), which receive a start pulse and output pulse signals, the respective scanning circuits sequentially shifting the pulse signal by one-half of a clock signal cycle each; AND gate circuits N×M in number (M being an integer no less than 2), each provided with a first control terminal and a second control terminal, every M adjacent AND gate circuits being connected together via the first control terminals thereof, which receive a signal from one of the N scanning circuits, and every Mth AND gate circuit being connected together via the second control terminals thereof, which receive one of M kinds of second controType: GrantFiled: March 9, 1999Date of Patent: August 20, 2002Assignee: Sharp Kabushiki KaishaInventors: Yasuhiro Matsushima, Sunao Etoh, Yutaka Takafuji
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Patent number: 6396468Abstract: A liquid crystal display device includes a liquid crystal between a substrate having gate buslines, source buslines, switching elements, pixel electrode array, gate driver, source driver, etc., and a substrate having a counter electrode, etc. In this liquid crystal display device, the gate driver performs simultaneous two-line scanning by applying a scanning signal to two gate buslines simultaneously. The source driver feeds video signals of opposite polarities to adjacent source buslines, respectively. The video signals are inverted every vertical scanning period.Type: GrantFiled: September 9, 1998Date of Patent: May 28, 2002Assignee: Sharp Kabushiki KaishaInventors: Yasuhiro Matsushima, Sunao Etoh
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Patent number: 6391137Abstract: An object of the present invention is to provide a method for producing a display device by which a substrate is thinned efficiently. Onto one original substrate having an area for a plurality of display devices, the other original substrate is bonded via a sealing resin layer, the pair of bonded original substrates is divided and separated into a plurality of pairs of substrates of a size of each individual display device, and thereafter a substrate thinning process of thinning the substrates is performed in a state where the substrates are held by substrate holding means.Type: GrantFiled: September 30, 1999Date of Patent: May 21, 2002Assignee: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima
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Publication number: 20020057248Abstract: A semiconductor device has a plurality of gate bus wirings and source bus wirings on one of paired substrates. Moreover, an inter-layer insulating film made of an organic material is provided on thin film transistors of respective picture elements, and a picture element electrode is provided on the inter-layer insulating film. Furthermore, the semiconductor device is provided with an additional capacity common wiring which is provided on the inter-layer insulating film and forms an additional capacity section between the picture element electrode and the additional capacity common wiring.Type: ApplicationFiled: January 23, 2002Publication date: May 16, 2002Applicant: SHARP KABUSHIKI KAISHAInventor: Yasuhiro Matsushima
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Patent number: 6359665Abstract: A liquid crystal display device has a plurality of gate bus wirings and source bus wirings on one of paired substrates. Moreover, a inter-layer insulating film made of an organic material is provided on thin film transistors of respective picture elements, and a picture element electrode is provided on the inter-layer insulating film. Furthermore, the liquid crystal display device is provided with an additional capacity common wiring which is provided on the inter-layer insulating film and forms an additional capacity section between the picture element electrode and the additional capacity common wiring. As a result, the liquid crystal display device can realize high quality and a high aperture ratio.Type: GrantFiled: August 28, 2000Date of Patent: March 19, 2002Assignee: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima
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Patent number: 6279590Abstract: A cleaning apparatus in accordance with the present invention includes a first inflow section, provided on a first side surface of a cleaning tank having a substantially rectangular parallelopiped shape, having two inflow openings, a second inflow section, provided on a second side surface facing the first side surface, having inflow openings, and outflow openings for releasing a cleaning liquid flown in from the first and second inflow sections. The cleaning liquid flowing in from the inflow openings forms complex and strong flows in the cleaning tank, thus removing contaminants on a cleaning target evenly and efficiently without nonuniformity and preventing stagnation of the cleaning liquid in the cleaning tank. The cleaning liquid released in filtered by a circulatory section and is allowed to flow into the cleaning tank again through a pipe.Type: GrantFiled: July 24, 2000Date of Patent: August 28, 2001Assignee: Sharp Kabushiki KaishaInventors: Tohru Okuda, Taimi Oketani, Masatoshi Hayashi, Yasuhiro Matsushima
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Publication number: 20010013852Abstract: A liquid crystal display device includes a liquid crystal between a substrate having gate buslines, source buslines, switching elements, pixel electrode array, gate driver, source driver, etc., and a substrate having a counter electrode, etc. In this liquid crystal display device, the gate driver performs simultaneous two-line scanning by applying a scanning signal to two gate buslines simultaneously. The source driver feeds video signals of opposite polarities to adjacent source buslines, respectively. The video signals are inverted every vertical scanning period.Type: ApplicationFiled: September 9, 1998Publication date: August 16, 2001Inventors: YASUHIRO MATSUSHIMA, SUNAO ETOH
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Liquid crystal display device, method for manufacturing the same, and method for inspecting the same
Patent number: 6256079Abstract: A liquid crystal display device is composed of (1) a first substrate which is equipped with at least gate bus-lines, source bus-lines, a switching element array, pixel electrodes, and a source driver and a gate driver for driving the switching electrode array, (2) a second substrate on which a counter electrode is provided, and (3) liquid crystal provided between the first and second substrates. A color filter formation-use driver is provided with respect to either the gate bus-lines or the source bus-lines, and color filters are formed on the pixel electrodes by the use of the color filter formation-use driver. By doing so, color filters can be formed in a simple and easy manner, with input of a small number of signals, without using the drivers which are designed for driving the liquid crystal display device.Type: GrantFiled: October 10, 1997Date of Patent: July 3, 2001Assignee: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima -
Patent number: 6141066Abstract: A liquid crystal display device has a plurality of gate bus wirings and source bus wirings on one of paired substrates. Moreover, a inter-layer insulating film made of an organic material is provided on thin film transistors of respective picture elements, and a picture element electrode is provided on the inter-layer insulating film. Furthermore, the liquid crystal display device is provided with an additional capacity common wiring which is provided on the inter-layer insulating film and forms an additional capacity section between the picture element electrode and the additional capacity common wiring.Type: GrantFiled: January 19, 1999Date of Patent: October 31, 2000Assignee: Sharp Kabushiki KaishaInventor: Yasuhiro Matsushima