Patents by Inventor Koji Yasuda
Koji Yasuda 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: 8249442Abstract: A flash unit includes a flash device operable to emit flash, a storage member operable to store the flash device, a cover with which the storage member is covered from above, and to which the flash device is attached, a first link member that is turnably connected to the storage member at one end and turnably connected to the cover at another end, and a retaining member.Type: GrantFiled: August 19, 2010Date of Patent: August 21, 2012Assignee: Panasonic CorporationInventors: Koji Yasuda, Tetsuya Mori
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Publication number: 20120069084Abstract: An ink composition includes a polymerization initiator, water, and a modified polyallylamine or modified polyvinylamine having an ethylenically unsaturated double bond in a side chain thereof.Type: ApplicationFiled: August 29, 2011Publication date: March 22, 2012Applicant: FUJIFILM CORPORATIONInventor: Koji YASUDA
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Publication number: 20120069083Abstract: An ink composition includes a compound having a structure represented by the following Formula (I), a polymerization initiator and water; wherein, in Formula (I), R1 represents a hydrogen atom or a methyl group; X1 represents —O— or —NH—; A1 represents —O— or —NH—; M1 represents a metal atom; and n represents an integer of from 1 to 10.Type: ApplicationFiled: August 29, 2011Publication date: March 22, 2012Applicant: FUJIFILM CORPORATIONInventor: Koji YASUDA
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Publication number: 20120008043Abstract: The imaging apparatus includes a lens mount to which a lens unit is mountable, an imaging unit operable to generate an image signal, and a shutter unit that is arranged between the lens mount and the imaging unit, and is capable of limiting the light incident on the imaging unit, opening and closing at least at recording and being kept in an opened state during a recording preparation operation, and a main frame to which the lens mount, the shutter unit and the imaging unit are fixed.Type: ApplicationFiled: September 21, 2011Publication date: January 12, 2012Applicant: PANASONIC CORPORATIONInventors: KOJI YASUDA, MASANAO WAKIKAWA, TSUNEYO METABI
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Patent number: 8039542Abstract: Disclosed is a pigment dispersion containing a polymer compound having a partial structure represented by the following formula (1) at a terminal end of a main chain of the polymer compound, and a pigment. In formula (1), R1 and R2 each independently represent a hydrogen atom or a monovalent substituent; R1 and R2 may form a ring by bonding with each other; and * represents a position that is directly or indirectly bonded to the main chain structure of the compound.Type: GrantFiled: July 31, 2009Date of Patent: October 18, 2011Assignee: FUJIFILM CorporationInventor: Koji Yasuda
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Publication number: 20110234684Abstract: Provided is an image forming method including applying an ink that forms an image by inkjetting an ink composition containing coloring particles, a water-soluble polymerizable compound, a polymerization initiator and water onto a recording medium in which a base paper, a first layer containing a binder, and a second layer containing a white pigment are layered in this order, and a Cobb water absorption degree on a surface of the first layer placed on the base paper is 5.0 g/m2 or less as measured by a water absorption degree test according to JIS P8140 with a contact time of 15 seconds, and a water absorption amount on a surface of the second layer is 2 mL/m2 to 8 mL/m2 as measured by a Bristow method with a contact time of 0.5 seconds.Type: ApplicationFiled: March 25, 2011Publication date: September 29, 2011Applicant: FUJIFILM CORPORATIONInventors: Jun MATSUMOTO, Koji YASUDA, Kiyoshi IRITA, Misato SASADA
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Publication number: 20110234892Abstract: A heat dissipating structure for an imaging unit includes an imaging element configured to convert light into an electrical signal, a first heat dissipating plate, a second heat dissipating plate, and a heat dissipating portion. The first heat dissipating plate has a first end and a second end disposed opposite to the first end, and is positioned on the rear face side of the imaging element. The second heat dissipating plate is positioned on the rear face side of the first heat dissipating plate. The heat dissipating portion is fixedly coupled to the first end of the second heat dissipating plate.Type: ApplicationFiled: February 8, 2011Publication date: September 29, 2011Applicant: Panasonic CorporationInventors: Koji YASUDA, Masanao Wakikawa
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Publication number: 20110229641Abstract: “The invention provides an ink composition including a polymerizable compound represented by following Formula (1), a polymerization initiator and water: X?A)n ??Formula (1) wherein, in Formula (1), X represents a divalent or trivalent nitrogen-containing linking group represented by any one of following Formulae (X1) to (X3), A represents a polymerizable functional group having an amide group, and n represents 2 or 3: wherein, in Formulae (X1) to (X3), Z represents an alkylene group having 2 or 3 carbon atoms, or a divalent linking group including an alkylene group having 2 or 3 carbon atoms and an oxygen atom; and R1 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms.Type: ApplicationFiled: March 9, 2011Publication date: September 22, 2011Applicant: FUJIFILM CORPORATIONInventor: Koji YASUDA
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Publication number: 20110227370Abstract: There is a pit-defining (17) housing in a vehicle pillar in a spaced relationship with a vehicle inner panel assembly. A load-transferring element includes an anchor plate (27a) attached to the vehicle inner panel assembly and arms (27b, 27c) extending away from the anchor plate. Each of the arms (27b, 27c) is joined to one of sidewalls (17b, 17c) of the pit-defining housing at that area region which extends inwardly from a terminal end (27bT, 27cT) of the arm along an inside of the arm.Type: ApplicationFiled: August 5, 2008Publication date: September 22, 2011Inventor: Koji Yasuda
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Patent number: 8007035Abstract: A structure of a vehicle body is provided with an upper radiator support disposed in an upper front area of an engine compartment and an upper member supported by the upper radiator support. The upper member is disposed between the upper radiator support and a front portion of a hood covering the upper portion of the engine compartment. The upper member is provided with a main body portion extending along a lateral direction of a vehicle at an upper portion of the upper radiator support, a leg portion extending downwardly from each lateral end of the main body portion, and a hood lock disposed between the leg portions. Lower ends of the leg portions are coupled to the upper radiator support.Type: GrantFiled: September 23, 2008Date of Patent: August 30, 2011Assignee: Nissan Motor Co., Ltd.Inventors: Kou Jyo, Koji Yasuda
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Publication number: 20110205291Abstract: An aqueous ink composition including: a water-soluble polymerizable compound containing two or more polymerizable functional groups each selected from the group consisting of a (meth)acrylamide group, a maleimide group, a vinyl sulfone group, and an N-vinyl amide group, wherein a ratio of a molecular weight of the compound relative to a number of the polymerizable functional groups contained in a single molecule of the compound is 175 or less; a polymerization initiator; and water.Type: ApplicationFiled: February 24, 2011Publication date: August 25, 2011Applicant: FUJIFILM CORPORATIONInventors: Koji YASUDA, Takahiro KATO, Yasufumi OOISHI, Hirotaka KITAGAWA, Toshihiro KAMADA
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Publication number: 20110205289Abstract: The present invention provides an ink composition including: a pigment, a water-soluble polymerizable compound (A) having an acrylamide structure in a molecule thereof, a water-soluble solvent (B), and water, in which a mass ratio of the polymerizable compound (A) and the water-soluble solvent (B) satisfies 1/10?B/A?2/3.Type: ApplicationFiled: February 17, 2011Publication date: August 25, 2011Applicant: FUJIFILM CORPORATIONInventors: Kiyoshi IRITA, Koji YASUDA
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Publication number: 20110164171Abstract: The imaging apparatus includes a lens mount 4 to which a lens unit is mountable, an imaging unit 30 operable to generate an image signal, and a shutter unit 20 that is arranged between the lens mount 4 and the imaging unit 30, and is capable of limiting the light incident on the imaging unit 30, opening and closing at least at recording and being kept in an opened state during a recording preparation operation, and a main frame 11 to which the lens mount 4, the shutter unit 20 and the imaging unit 30 are fixed.Type: ApplicationFiled: September 9, 2009Publication date: July 7, 2011Applicant: PANASONIC CORPORATIONInventors: Koji Yasuda, Masanao Wakikawa, Tsuneyo Metabi
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Patent number: 7941045Abstract: A camera body that includes a lens attaching unit to which an interchangeable lens unit including a lens-side contact is mountable and that communicates information with the interchangeable lens unit when the interchangeable lens unit is attached to the lens attaching unit, the camera body comprising: a substrate; a holding member fixed to the substrate and formed of a conductive material; a body-side contact that is electrically connected to the lens-side contact when the interchangeable lens unit is mounted to the camera body and that is held by the holding member so as to be movable between a projected position at which the body-side contact projects from the holding member and a retracted position; and a biasing unit that biases the body-side contact to the projected position, wherein the body-side contact is electrically connected to the holding member.Type: GrantFiled: October 28, 2009Date of Patent: May 10, 2011Assignee: Panasonic CorporationInventor: Koji Yasuda
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Patent number: 7919545Abstract: The present invention provides a pigment dispersion containing at least a pigment at a concentration of from 2 to 50 mass % in the pigment dispersion, and a polymer having from 2 to 50 mass % of repeating units represented by the following formula (1) and from 2 to 40 mass % of repeating units represented by the following formula (2), and having a weight average molecular weight of 10,000 to 500,000. In formula (1), R1 represents a hydrogen atom or a methyl group, I represents —CO—, —COO—, etc., R2 represents an alkyl group having 1 to 4 carbon atoms. In formula (2), R4 represents a hydrogen atom or a methyl group, J represents —CO—, —COO—, etc., R5 represents a hydrogen atom, an alkyl group, an aryl group, etc., W represents a single bond or a bivalent linking group, and P represents a heterocyclic residue having a hetero ring contained in an organic pigment.Type: GrantFiled: June 1, 2009Date of Patent: April 5, 2011Assignee: FUJIFILM CorporationInventors: Norihide Shimohara, Yuuichi Hayata, Koji Yasuda
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Publication number: 20110077319Abstract: A pigment dispersion including a pigment and a block polymer including a repeating unit including a hetero ring residue or an anthraquinone ring residue of a colorant is disclosed.Type: ApplicationFiled: September 17, 2010Publication date: March 31, 2011Applicant: FUJIFILM CORPORATIONInventor: Koji YASUDA
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Publication number: 20110048912Abstract: A composite rotary switch includes a first rotary operation member configured to be rotatable around a rotational center, a second rotary operation member configured to be rotatable around the rotational center, an electrical position detector operable to electrically detect a rotational position of the first rotary operation member, and an optical position detector operable to optically detect a rotational position of the second rotary operation member.Type: ApplicationFiled: August 23, 2010Publication date: March 3, 2011Applicant: PANASONIC CORPORATIONInventors: KOJI YASUDA, TAKESHI UEDA
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Publication number: 20110052171Abstract: A flash unit includes a flash device operable to emit flash, a storage member operable to store the flash device, a cover with which the storage member is covered from above, and to which the flash device is attached, a first link member that is turnably connected to the storage member at one end and turnably connected to the cover at another end, and a retaining member.Type: ApplicationFiled: August 19, 2010Publication date: March 3, 2011Applicant: PANASONIC CORPORATIONInventors: KOJI YASUDA, TETSUYA MORI
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Publication number: 20110044681Abstract: An imaging apparatus includes a mount to which a lens unit is mountable, an imager operable to generate an image signal from light incident through the lens unit, a light-emitter operable to emit light, and an electric storage device operable to supply electric power to the light-emitter. The electric storage device is disposed behind the mount and below the imager.Type: ApplicationFiled: August 11, 2010Publication date: February 24, 2011Applicant: PANASONIC CORPORATIONInventor: KOJI YASUDA
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Patent number: 7834067Abstract: The present invention provides: a pigment composition that includes at least (A) a polyallylamine derivative including at least 1% to 50% by mol of a structural unit represented by Formula (1-a), 49% to 95% by mol of a structural unit represented by Formula (1-b) and 1% to 30% by mol of a structural unit represented by Formula (1-c), and (B) a pigment, and improves pigment dispersibility and dispersion stability; an ink composition, a printed article and an inkjet recording method, which use the pigment composition; and a polyallylamine derivative useful for these. In Formula (1-b), R1 represents —NHCOR3 or —NH3+OCOR3, in which R3 represents a residue obtained by removing a carboxy group from any one of polyester, polyamide or polyesteramide, which each have a free carboxylic acid. In Formula (1-c), R2 represents —NHCOR4 or —NH3+OCOR4, in which R4 represents an organic group having an aromatic ring or a heteroaromatic ring.Type: GrantFiled: March 2, 2009Date of Patent: November 16, 2010Assignee: FUJIFILM CorporationInventors: Ippei Nakamura, Norihide Shimohara, Koji Yasuda