Patents by Inventor Yoshiaki Takada
Yoshiaki Takada 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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Publication number: 20180246381Abstract: According to the invention, provided are an optical alignment film composition with which an optical alignment film having excellent aligning properties can be produced, and an optical alignment film, an optical laminate, and an image display device produced using the optical alignment film composition. An optical alignment film composition according to the invention contains a polymer A which has a constitutional unit a1 including a cinnamate group and a low-molecular-weight compound B which has a cinnamate group and has a lower molecular weight than the polymer A.Type: ApplicationFiled: April 19, 2018Publication date: August 30, 2018Applicant: FUJIFILM CorporationInventors: Taku WAKITA, Ayako MURAMATSU, Chie MORIYA, Yoshiaki TAKADA, Makoto ISHIGURO
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Patent number: 10021328Abstract: The imaging device includes a first pixel group and a second pixel group that include a plurality of pixels each having a plurality of photoelectric conversion portions that are separated by an isolation portion and arranged in a first direction and a plurality of transfer gates that transfer charges of the plurality of photoelectric conversion portions. A position of at least a part of the isolation portion within each of the pixels of the first pixel group and a position of at least a part of the isolation portion within each of the pixels of the second pixel group are shifted relative to each other in the first direction. Respective widths of portions where the plurality of separated photoelectric conversion portions overlap with the plurality of transfer gates in a planar view are the same.Type: GrantFiled: April 14, 2017Date of Patent: July 10, 2018Assignee: CANON KABUSHIKI KAISHAInventors: Yoshiaki Takada, Masaaki Iwane, Shoji Kono, Koichi Fukuda, Junichi Saito, Yumi Takao
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Publication number: 20170310913Abstract: The imaging device includes a first pixel group and a second pixel group that include a plurality of pixels each having a plurality of photoelectric conversion portions that are separated by an isolation portion and arranged in a first direction and a plurality of transfer gates that transfer charges of the plurality of photoelectric conversion portions. A position of at least a part of the isolation portion within each of the pixels of the first pixel group and a position of at least a part of the isolation portion within each of the pixels of the second pixel group are shifted relative to each other in the first direction. Respective widths of portions where the plurality of separated photoelectric conversion portions overlap with the plurality of transfer gates in a planar view are the same.Type: ApplicationFiled: April 14, 2017Publication date: October 26, 2017Inventors: Yoshiaki Takada, Masaaki Iwane, Shoji Kono, Koichi Fukuda, Junichi Saito, Yumi Takao
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Publication number: 20170299785Abstract: The present invention provides an optical film including a light reflection layer, in which the light reflection layer is a layer in which alignment of liquid crystal molecules is immobilized, the liquid crystal molecule forms a helical structure in a film thickness direction of the light reflection layer, and a tilt angle of the liquid crystal molecule is 15° to 55°. The present invention also provides a manufacturing method of the optical film including curing a polymerizable liquid crystal composition including a liquid crystal compound and a chiral agent interposed between a support and another support. In the optical film according to the present invention, an absolute value of oblique retardation is smaller. In the liquid crystal display device including the optical film, front surface brightness is high and an oblique change in the shade is suppressed.Type: ApplicationFiled: June 30, 2017Publication date: October 19, 2017Applicant: FUJIFILM CorporationInventors: Yukito SAITOH, Hideyuki NISHIKAWA, Kunihiro ATSUMI, Wataru HOSHINO, Yoshiaki TAKADA
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Publication number: 20170295331Abstract: An image sensor comprising a pixel portion that is constituted by a plurality of pixels, and includes a first pixel group and a second pixel group, wherein each of the pixels included in the first pixel group and the second pixel group includes: a plurality of photoelectric conversion portions; and a plurality of transfer gates that respectively correspond to the photoelectric conversion portions, and have transfer gate electrodes covering same partial regions in the photoelectric conversion portions, and an average position of barycenters of respective light receivable regions of the photoelectric conversion portions included in each pixel of the first pixel group and an average position of barycenters of respective light receivable regions of the photoelectric conversion portions included in each pixel of the second pixel group are at positions different from each other in the pixels.Type: ApplicationFiled: April 4, 2017Publication date: October 12, 2017Inventors: Koichi Fukuda, Junichi Saito, Yumi Takao, Yoshiaki Takada, Masaaki Iwane, Shoji Kono
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Publication number: 20170155856Abstract: The present invention provides a driving method for an image pickup apparatus that appropriately performs both readout of a signal of a reference pixel and mixing of mutual signals output by a plurality of effective pixels, and the present invention also provides an image pickup apparatus and an image pickup system.Type: ApplicationFiled: February 10, 2017Publication date: June 1, 2017Inventors: Kazuki Ohshitanai, Hiroo Akabori, Takeshi Akiyama, Yoshiaki Takada, Masaaki Iwane, Koichiro Iwata, Hiroyuki Morita, Hideo Kobayashi
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Patent number: 9627423Abstract: Provided is a solid-state image pickup apparatus, including: a pixel region, in which a plurality of pixels each including an amplifier transistor are arranged two-dimensionally in rows and columns, and which includes an n-row signal mixing region in which outputs of n amplifier transistors are mixed, where n is a natural number of 1 or more, and an m-row signal mixing region in which outputs of m amplifier transistors are mixed, where m>n; a column signal line to which a voltage from the amplifier transistor is output; and a clipping circuit, which is configured to clip a voltage in the column signal line, and is arranged at a position that is closer to the n-row signal mixing region than to the m-row signal mixing region.Type: GrantFiled: August 25, 2015Date of Patent: April 18, 2017Assignee: CANON KABUSHIKI KAISHAInventors: Yoshiaki Takada, Masaaki Iwane, Kazuki Ohshitanai
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Patent number: 9596425Abstract: The present invention provides a driving method for an image pickup apparatus that appropriately performs both readout of a signal of a reference pixel and mixing of mutual signals output by a plurality of effective pixels, and the present invention also provides an image pickup apparatus and an image pickup system.Type: GrantFiled: April 30, 2015Date of Patent: March 14, 2017Assignee: CANON KABUSHIKI KAISHAInventors: Kazuki Ohshitanai, Hiroo Akabori, Takeshi Akiyama, Yoshiaki Takada, Masaaki Iwane, Koichiro Iwata, Hiroyuki Morita, Hideo Kobayashi
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Patent number: 9579831Abstract: A spinning machine includes: a main shaft which includes a chuck holding a cylindrical material having a bottom and a regulation member; a mandrel which is inserted inside from an opening side end portion of the material; and a press roller which presses the opening side end portion of the material. The spinning machine molds a circumferential groove portion on the opening side end portion so that an inner diameter of the opening side end portion of the material is smaller than an inner diameter of a body of the material by pushing a press roller while rotating the material around the axial center of the main shaft, and at least a portion of the inserted mandrel is formed so that a gap is provided between the portion and an inner circumferential surface after the opening side end portion of the material is plastically deformed.Type: GrantFiled: May 8, 2015Date of Patent: February 28, 2017Assignee: NIHON SPINDLE MANUFACTURING CO., LTD.Inventors: Yoshiaki Takada, Jyunji Kishino, Taishi Shirai
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Patent number: 9556302Abstract: Provided is a thermoplastic resin composition having excellent weather resistance, impact resistance, and fluidity and also excellent color developing properties and residence heat stability. A graft copolymer (A) prepared by graft polymerization of a certain amount of a specific monomer (a2)onto a certain amount of composite rubber (a1) composed of a conjugated diene rubber polymer and a cross-linked acrylic ester polymer. The tetrahydrofuran-soluble portion of the composite rubber (a1) has a weight-average molecular weight of 50000 or more in terms of polystyrene and a degree of swelling in toluene of 7.0 or more, or in the composite rubber contained in the graft copolymer, the number of particles having an equivalent-circle diameter of 150 nm or less is 50% or less of the total number of the composite rubber particles.Type: GrantFiled: July 11, 2012Date of Patent: January 31, 2017Assignee: NIPPON A&L INC.Inventors: Takumi Miyahiro, Masanori Ito, Seiji Tamai, Fumitoshi Takeda, Kazunori Takahashi, Tomoyoshi Akiyama, Hajime Tomita, Haruki Okuno, Shunsaku Kubota, Masaaki Okada, Atsushi Hashimoto, Yoshiaki Takada, Nobuyuki Nakashima, Jiichiro Yoshida, Takayoshi Fujiwara, Shouta Kosaka
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Patent number: 9426391Abstract: Provided is a solid-state imaging apparatus, including: a pixel array including: a first, a second, and a third non-effective pixel rows each including a non-effective pixel configured to output a signal that is independent of an amount of incident light; and a second pixel region having effective pixel rows each including an aperture pixel configured to output a signal that is dependent on an amount of incident light; and a mixing portion configured to: mix a signal output from the non-effective pixel in the first non-effective pixel row and a signal output from the non-effective pixel in the second non-effective pixel row; mix the signal output from the non-effective pixel in the first non-effective pixel row and a signal output from the non-effective pixel in the third non-effective pixel row; and mix signals together, which are output from the aperture pixels in the effective pixel rows.Type: GrantFiled: April 10, 2015Date of Patent: August 23, 2016Assignee: CANON KABUSHIKI KAISHAInventors: Yoshiaki Takada, Kazuki Ohshitanai
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Publication number: 20160064442Abstract: Provided is a solid-state image pickup apparatus, including: a pixel region, in which a plurality of pixels each including an amplifier transistor are arranged two-dimensionally in rows and columns, and which includes an n-row signal mixing region in which outputs of n amplifier transistors are mixed, where n is a natural number of 1 or more, and an m-row signal mixing region in which outputs of m amplifier transistors are mixed, where m>n; a column signal line to which a voltage from the amplifier transistor is output; and a clipping circuit, which is configured to clip a voltage in the column signal line, and is arranged at a position that is closer to the n-row signal mixing region than to the m-row signal mixing region.Type: ApplicationFiled: August 25, 2015Publication date: March 3, 2016Inventors: Yoshiaki Takada, Masaaki Iwane, Kazuki Ohshitanai
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Publication number: 20150319388Abstract: The present invention provides a driving method for an image pickup apparatus that appropriately performs both readout of a signal of a reference pixel and mixing of mutual signals output by a plurality of effective pixels, and the present invention also provides an image pickup apparatus and an image pickup system.Type: ApplicationFiled: April 30, 2015Publication date: November 5, 2015Inventors: Kazuki Ohshitanai, Hiroo Akabori, Takeshi Akiyama, Yoshiaki Takada, Masaaki Iwane, Koichiro Iwata, Hiroyuki Morita, Hideo Kobayashi
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Publication number: 20150319381Abstract: Provided is a solid-state imaging apparatus, including: a pixel array including: a first, a second, and a third non-effective pixel rows each including a non-effective pixel configured to output a signal that is independent of an amount of incident light; and a second pixel region having effective pixel rows each including an aperture pixel configured to output a signal that is dependent on an amount of incident light; and a mixing portion configured to: mix a signal output from the non-effective pixel in the first non-effective pixel row and a signal output from the non-effective pixel in the second non-effective pixel row; mix the signal output from the non-effective pixel in the first non-effective pixel row and a signal output from the non-effective pixel in the third non-effective pixel row; and mix signals together, which are output from the aperture pixels in the effective pixel rows.Type: ApplicationFiled: April 10, 2015Publication date: November 5, 2015Inventors: Yoshiaki Takada, Kazuki Ohshitanai
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Patent number: 9121449Abstract: A slide bearing has an oil supply passage formed in a lower bearing portion, that supplies lubricating oil into clearance between an outer peripheral surface of a rotating shaft and lower and upper slide surfaces, and an oil discharge passage formed in the lower half bearing portion and discharges the lubricating oil from the clearance. The oil supply passage has a downstream portion and the oil discharge passage has an upstream portion which is provided at positions on opposite sides of the rotating shaft. The oil supply passage has an upstream portion extending toward the upstream portion of the oil discharge passage, and the oil discharge passage has a downstream portion extending toward the downstream portion of the oil supply passage.Type: GrantFiled: April 3, 2012Date of Patent: September 1, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Kenichi Shimano, Kazunori Ikeda, Yoshiaki Takada, Hiroshi Yagisawa, Takayuki Shimmyo
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Publication number: 20150239156Abstract: A spinning machine includes: a main shaft which includes a chuck holding a cylindrical material having a bottom and a regulation member; a mandrel which is inserted inside from an opening side end portion of the material; and a press roller which presses the opening side end portion of the material. The spinning machine molds a circumferential groove portion on the opening side end portion so that an inner diameter of the opening side end portion of the material is smaller than an inner diameter of a body of the material by pushing a press roller while rotating the material around the axial center of the main shaft, and at least a portion of the inserted mandrel is formed so that a gap is provided between the portion and an inner circumferential surface after the opening side end portion of the material is plastically deformed.Type: ApplicationFiled: May 8, 2015Publication date: August 27, 2015Inventors: Yoshiaki Takada, Jyunji Kishino, Taishi Shirai
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Publication number: 20140147660Abstract: Provided is a thermoplastic resin composition having excellent weather resistance, impact resistance, and fluidity and also excellent color developing properties and residence heat stability. A graft copolymer (A) prepared by graft polymerization of a certain amount of a specific monomer (a2) onto a certain amount of composite rubber (a1) composed of a conjugated diene rubber polymer and a cross-linked acrylic ester polymer. The tetrahydrofuran-soluble portion of the composite rubber (a1) has a weight-average molecular weight of 50000 or more in terms of polystyrene and a degree of swelling in toluene of 7.0 or more, or in the composite rubber contained in the graft copolymer, the number of particles having an equivalent-circle diameter of 150 nm or less is 50% or less of the total number of the composite rubber particles.Type: ApplicationFiled: July 11, 2012Publication date: May 29, 2014Applicant: NIPPON A&L INC.Inventors: Takumi Miyahiro, Masanori Ito, Seiji Tamai, Fumitoshi Takeda, Kazunori Takahashi, Tomoyoshi Akiyama, Hajime Tomita, Haruki Okuno, Shunsaku Kubota, Masaaki Okada, Atsushi Hashimoto, Yoshiaki Takada, Nobuyuki Nakashima, Jiichiro Yoshida, Takayoshi Fujiwara, Shouta Kosaka
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Publication number: 20120257848Abstract: A slide bearing has an oil supply passage formed in a lower bearing portion, that supplies lubricating oil into clearance between an outer peripheral surface of a rotating shaft and lower and upper slide surfaces, and an oil discharge passage formed in the lower half bearing portion and discharges the lubricating oil from the clearance. The oil supply passage has a downstream portion and the oil discharge passage has an upstream portion which is provided at positions on opposite sides of the rotating shaft. The oil supply passage has an upstream portion extending toward the upstream portion of the oil discharge passage, and the oil discharge passage has a downstream portion extending toward the downstream portion of the oil supply passage.Type: ApplicationFiled: April 3, 2012Publication date: October 11, 2012Applicant: Kabushiki Kaisha ToshibaInventors: Kenichi SHIMANO, Kazunori Ikeda, Yoshiaki Takada, Hiroshi Yagisawa, Takayuki Shimmyo
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Patent number: 8022433Abstract: Provided is a semiconductor sensor device which is manufactured by an MEMS technology wherein machining technology and/or material technology is combined with semiconductor technology for detecting and measuring various physical quantities. In the semiconductor sensor device, cracks which generate in a cap chip and a molding resin are eliminated and air-tightness between a semiconductor sensor chip and the cap chip is ensured. The cracks due to vibration applied when being cut can be eliminated by having the circumference side surface of the cap chip as a wet-etched surface. Furthermore, insulation is ensured by coating the cap chip side surface with an insulating protection film.Type: GrantFiled: August 27, 2007Date of Patent: September 20, 2011Assignee: Hitachi Metals, Ltd.Inventors: Takanori Aono, Ryoji Okada, Atsushi Kazama, Yoshiaki Takada
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Patent number: 7731201Abstract: A work fixing device capable of stably fixing the work, without any biasing, in the longitudinal direction of the work, of the fastening force for fixing the work. The moving mechanism of clamps is constructed by comprising a scroll disc as working disc forming a circular hole in which to insert the work at the center and scroll guides in spiral shape the winding direction of which is opposite to each other from the center toward the outer circumference on the both side faces, a rotary drive mechanism for rotatably driving this scroll disc, and scroll pieces having a fitting portion to be engaged with the scroll guides of the scroll disc and disposed on both sides of the scroll disc in a way to correspond to a plurality of clamps respectively.Type: GrantFiled: June 6, 2006Date of Patent: June 8, 2010Assignee: Nihon Spindle Mfg. Co., Ltd.Inventors: Shigeo Murata, Naoto Hata, Yoshiaki Takada