Patents by Inventor Akira Takeshita
Akira Takeshita 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: 20220375701Abstract: A movement mechanism includes: a case; a moving portion movable with respect to the case; and a support member that links the case and moving portion together and supports the moving portion so as to be movable with respect to the case. The support member has a plurality of pairs of first support portions and a plurality of pairs of second support portions, each of which is elastically deformable, has a plate-like shape, and extends between the case and the moving portion. The first support portions and second support portions are respectively placed on a first side and a second side in a moving direction of the moving portion so as to be symmetric with respect to the moving portion in plan view.Type: ApplicationFiled: August 4, 2022Publication date: November 24, 2022Inventors: Takashi SATO, Akira TAKESHITA, Ayumu ANZAI
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Patent number: 8671270Abstract: A computer system including no basic input/output system (BIOS) for operating bootstrap used in initial activation of a legacy operation system is allowed to perform booting of legacy operation system therefor and includes a central processing unit (CPU) and a memory, in which extended firmware and bootstrap program are stored. The extended firmware includes BIOS emulator and a plurality of device drivers. The extended firmware uses the device driver to make the BIOS emulator perform emulation of BIOS operation in response to a BIOS call issued by the bootstrap program.Type: GrantFiled: January 9, 2009Date of Patent: March 11, 2014Assignee: Hitachi, Ltd.Inventors: Harumi Oigawa, Takashi Shimojo, Akira Takeshita, Takao Totsuka
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Publication number: 20130298708Abstract: A power transmission device for a vehicle includes a casing mounted on a vehicle, a rotational shaft supported in the casing and rotated by an engine, first and second speed changing shafts, supported in the casing and changing a speed of rotation of the rotational shaft, a first speed clutch mechanism and a second speed clutch mechanism provided between the rotational shaft and the first and second speed changing shafts, respectively, and an output shaft outputting rotation of one speed changing shaft selected by each of the clutch mechanisms. A first brake device applying a braking force to the first speed changing shaft and a second brake device applying the braking force to the second speed changing shaft are provided in the casing.Type: ApplicationFiled: January 25, 2012Publication date: November 14, 2013Applicant: HITACHI CONSTRUCTION MACHINERY CO., LTD.Inventors: Akira Takeshita, Kenji Uezono, Masaki Suzuki, Naofumi Sogo, Chiharu Ueda
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Patent number: 8082469Abstract: A virtual computer system executes a virtual computer control program on a physical computer and thereby causes guest programs on the logical partitions, respectively. The virtual computer control program includes an error recovery module to periodically recover from an error in a cache memory, an error interruption handler module responsive to an interruption notice caused by an error which has occurred in the cache memory, to recover from an error in the cache memory, and an error data initialization module to recover from an error in the cache memory with shutdown or restart of one of the logical partitions as a momentum. And the virtual computer control program conducts recovery processing from an error in the cache memory.Type: GrantFiled: July 22, 2009Date of Patent: December 20, 2011Assignee: Hitachi, Ltd.Inventors: Takashi Kobayashi, Akira Takeshita, Mitsuo Yamamoto, Hiromi Nagashima
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Publication number: 20100037097Abstract: A virtual computer system executes a virtual computer control program on a physical computer and thereby causes guest programs on the logical partitions, respectively. The virtual computer control program includes an error recovery module to periodically recover from an error in a cache memory, an error interruption handler module responsive to an interruption notice caused by an error which has occurred in the cache memory, to recover from an error in the cache memory, and an error data initialization module to recover from an error in the cache memory with shutdown or restart of one of the logical partitions as a momentum. And the virtual computer control program conducts recovery processing from an error in the cache memory.Type: ApplicationFiled: July 22, 2009Publication date: February 11, 2010Inventors: Takashi KOBAYASHI, Akira Takeshita, Mitsuo Yamamoto, Hiromi Nagashima
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Patent number: 7637101Abstract: A hydraulic power transmission device in a work vehicle transmits motive power from two hydraulic motors disposed in parallel to each other. The hydraulic power transmission device includes: a case; a first motor shaft and a second motor shaft respectively disposed in a right-side area and in a left-side area inside the case, each linked to one of the two hydraulic motors; a counter shaft disposed in an area ranging between the first motor shaft and the second motor shaft in the case; an output shaft; a first transmission mechanism that transmits motive power from the first motor shaft to the output shaft via the counter shaft; a second transmission mechanism that transmits motive power from the second motor shaft to the output shaft; and a hydraulic clutch device disposed at the counter shaft, that transmits the motive power from the first motor shaft to the output shaft or cuts off transmission of the motive power.Type: GrantFiled: March 9, 2006Date of Patent: December 29, 2009Assignees: TCM Corporation, Hitachi Construction Machinery Co., Ltd.Inventors: Kenji Uezono, Seishi Morishita, Akira Takeshita, Kiyoyasu Hasegawa, Koji Hyodo, Koji Takano
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Publication number: 20090193244Abstract: A computer system including no basic input/output system (BIOS) for operating bootstrap used in initial activation of a legacy operation system is allowed to perform booting of legacy operation system therefor and includes a central processing unit (CPU) and a memory, in which extended firmware and bootstrap program are stored. The extended firmware includes BIOS emulator and a plurality of device drivers. The extended firmware uses the device driver to make the BIOS emulator perform emulation of BIOS operation in response to a BIOS call issued by the bootstrap program.Type: ApplicationFiled: January 9, 2009Publication date: July 30, 2009Inventors: Harumi Oigawa, Takashi Shimojo, Akira Takeshita, Takao Totsuka
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Publication number: 20080271564Abstract: A hydraulic power transmission device in a work vehicle transmits motive power from two hydraulic motors disposed in parallel to each other. The hydraulic power transmission device includes: a case; a first motor shaft and a second motor shaft respectively disposed in a right-side area and in a left-side area inside the case, each linked to one of the two hydraulic motors; a counter shaft disposed in an area ranging between the first motor shaft and the second motor shaft in the case; an output shaft; a first transmission mechanism that transmits motive power from the first motor shaft to the output shaft via the counter shaft; a second transmission mechanism that transmits motive power from the second motor shaft to the output shaft; and a hydraulic clutch device disposed at the counter shaft, that transmits the motive power from the first motor shaft to the output shaft or cuts off transmission of the motive power.Type: ApplicationFiled: March 9, 2006Publication date: November 6, 2008Applicants: TCM Corporation, Hitachi Construction Machinery Co., LtdInventors: Kenji Uezono, Seishi Morishita, Akira Takeshita, Kiyoyasu Hasegawa, Koji Hyodo, Koji Takano
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Patent number: 7335647Abstract: Preventives and/or remedies for liver diseases, which comprise monocyte chemoattractant protein-I (MCP-I) function inhibitors as active ingredients, respectively. Administration of the MCP-I function inhibitors brings about effects in preventing and/or remedying liver diseases.Type: GrantFiled: September 28, 2001Date of Patent: February 26, 2008Assignees: Daiichi Sankyo Company, LimitedInventors: Kensuke Egashira, Akira Takeshita, Masamichi Koyanagi, Makoto Nakamuta, Ken-ichi Nishida
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Patent number: 7304040Abstract: A preventive and/or therapeutic agent for post-transplant arteriosclerosis occurring as a rejection response to organ transplantation or for auto- or allo-arteriovenous graft post-transplant intimal thickening, wherein the agent contains, as an active ingredient, a monocyte chemoattractant protein-1 (MCP-1) function inhibitor. Administration of the MCP-1 function inhibitor enables prevention and treatment of post-transplant arteriosclerosis occurring as a rejection response to organ transplantation or for auto- or allo-arteriovenous graft post-transplant intimal thickening.Type: GrantFiled: November 1, 2002Date of Patent: December 4, 2007Inventors: Kensuke Egashira, Akira Takeshita, Masataka Sata
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Publication number: 20050222019Abstract: A preventive and/or therapeutic agent for post-transplant arteriosclerosis occurring as a rejection response to organ transplantation or for auto- or allo-arteriovenous graft post-transplant intimal thickening, wherein the agent contains, as an active ingredient, a monocyte chemoattractant protein-1 (MCP-1) function inhibitor. Administration of the MCP-1 function inhibitor enables prevention and treatment of post-transplant arteriosclerosis occurring as a rejection response to organ transplantation or for auto- or allo-arteriovenous graft post-transplant intimal thickening.Type: ApplicationFiled: November 1, 2002Publication date: October 6, 2005Inventors: Kensuke Egashira, Akira Takeshita, Masataka Sata
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Publication number: 20050053603Abstract: Preventives and/or remedies for liver diseases, which comprise monocyte chemoattractant protein-1 (MCP-1) function inhibitors as active ingredients, respectively. Administration of the MCP-1 function inhibitors brings about effects in preventing and/or remedying liver diseases.Type: ApplicationFiled: September 28, 2001Publication date: March 10, 2005Applicant: DAIICHI PHARMACEUTICAL CO., LTDInventors: Kensuke Egashira, Akira Takeshita, Masamichi Koyanagi, Makoto Nakamuta, Ken-ichi Nishida
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Patent number: 5887128Abstract: A redundant disk storage system having data stored on one disk and identical data on second disk, wherein the data stored on the second disk is in a different radial location determined by an offset. The offset could be such that the data on the first disk is stored near the inner circumference and the identical data is stored on the second disk near the outer circumference. Moreover, a RAM associated with each disk drive which stores the address and offset eliminates a RAM in the main disk controller.Type: GrantFiled: December 27, 1996Date of Patent: March 23, 1999Assignee: International Business Machines CorporationInventors: Hiroyuki Iwasa, Hiroaki Okumiya, Akira Takeshita, Makoto Tsurumi
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Patent number: 5166451Abstract: Method of treating a hydroperoxide mixture containing both a primary and tertiary aromatic hydroperoxide, by treating the mixture with an alkali and an organic quaternary ammonium salt. This treatment selectively reduces the content of the primary hydroperoxide in the mixture.Type: GrantFiled: July 29, 1991Date of Patent: November 24, 1992Assignee: Sumitomo Chemical Company, LimitedInventors: Akira Takeshita, Shinzaburo Masaki, Osamu Maruyama
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Patent number: 4912264Abstract: Process for producing hydroxy-containing alkylated aromatic compounds by the liquid phase reaction of an aromatic compound having at least one hydroxyl group with an alkylating agent in the presence of a heteropoly acid and water.Type: GrantFiled: June 3, 1987Date of Patent: March 27, 1990Assignee: Sumitomo Chemical Company, LimitedInventors: Akira Takeshita, Shinzaburo Masaki, Takeo Fujii, Tooru Tokumaru, Akira Murakami
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Patent number: 4843149Abstract: A monoazo compound, or a salt thereof, represented by the formula, ##STR1## wherein D is a sulfophenyl group substituted with a methyl, ethyl, methoxy, ethoxy, phenoxy, acetylamino, pripionylamino, benzoylamino, carboxybenzoylamino, maleinylamino or succinylamino group, a naphthyl group substituted with two or three sulfo groups of a group of the formula ##STR2## any one of X.sub.1 or X.sub.2 is a sulfo group and the other is a methoxy or ethoxy group, Y is a fluorine or chlorine atom or an arylamino group substituted with one or two sulfo groups, R is a hydrogen atom or an unsubstituted or substituted lower alkyl group, A is an unsubstituted or substitued phenylene or naphthylene group, and Z is --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub..sub.2 CH.sub.2 Z.sub.1 in which Z.sub.1 is a group capable of being split by the action of an alkali, which is useful as a fiber-reactive dye for dyeing materials in a greenish yellow color excellent in various fastness properties.Type: GrantFiled: November 13, 1985Date of Patent: June 27, 1989Assignee: Sumitomo Chemical Company, LimitedInventors: Yutaka Kayane, Hirokazu Sawamoto, Takashi Omura, Naoki Harada, Akira Takeshita
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Patent number: 4701524Abstract: A monoazo compound, or a salt thereof, of the formula, ##STR1## wherein W is a hydrogen atom or a carbamoyl group, R.sub.1 is a lower alkyl group, R.sub.2 and R.sub.3 are independently a hydrogen atom or a lower alkyl group, A is an unsubstituted or substituted phenylene or naphthylene group, Y is --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z, in which Z is a group capable of being split by the action of an alkali, and X is an aromatic or aliphatic group substituted with one or two members selected from sulfonic acid group and carboxylic acid group, which is useful for dyeing fiber materials to give dyed products of a characteristic yellow color excellent in various fastness properties.Type: GrantFiled: November 5, 1985Date of Patent: October 20, 1987Assignee: Sumitomo Chemical Company, LimitedInventors: Yutaka Kayane, Hirokazu Sawamoto, Takashi Omura, Naoki Harada, Akira Takeshita
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Patent number: 4684721Abstract: A phthalocyanine compound represented by the following formula, ##STR1## wherein Pc is a metal-containing or metal-free phthalocyanine residue, R.sup.1 is a hydrogen atom or substituted or unsubstituted lower alkyl group, A is a substituted or unsubstituted phenylene or naphthylene group, Y is --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z, in which Z is a splittable group by the action of an alkali, W is a bridging group of the following formula, ##STR2## in which R.sup.2 and R.sup.3 are independently a hydrogen atom or a methyl or ethyl group, and n is an integer of from 2 through 6, X is a halogen atom, a is 0 or a number of not more than 2 (0.ltoreq.a.ltoreq.2), and b and c are independently a number of 1 through 3 (1.ltoreq.b.ltoreq.3, 1.ltoreq.c.ltoreq.3), provided that the total of a, b and c is not more than 4 (a+b+c.ltoreq.Type: GrantFiled: March 3, 1986Date of Patent: August 4, 1987Assignee: Sumitomo Chemical Company, LimitedInventors: Tetsuya Miyamoto, Takashi Omura, Naoki Harada, Akira Takeshita
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Anthraquinone compound having both monohalogenotriazinyl and vinylsulfone type fiber reactive groups
Patent number: 4631341Abstract: A compound, or a salt thereof, represented by the formula, ##STR1## wherein X is a halogen atom, Y is a group of --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z (in which Z is a group capable of being split by the action of an alkali), A is an unsubstituted or substituted phenylene or naphthylene group, B is a cycloalkylene group of the formula, ##STR2## an arylene group of the formula, ##STR3## or an alkylene of the formula --(CH.sub.2).sub.1 --, (in which R.sub.3 and R.sub.4 are independently a hydrogen atom or a methyl, ethyl or methoxy group, n is 0, 1 or 2 and 1 is an integer of 2 to 6), R.sub.1 and R.sub.Type: GrantFiled: May 16, 1984Date of Patent: December 23, 1986Assignee: Sumitomo Chemical Company, LimitedInventors: Yutaka Kayane, Takashi Omura, Katsumasa Otake, Akira Takeshita -
Patent number: RE34076Abstract: Process for producing hydroxy-containing alkylated aromatic compounds by the liquid phase reaction of an aromatic compound having at least one hydroxyl group with an alkylating agent in the presence of a heteropoly acid and water.Type: GrantFiled: July 15, 1991Date of Patent: September 22, 1992Assignee: Sumitomo Chemical Company LimitedInventors: Akira Takeshita, Shinzaburo Masaki, Takeo Fujii, Tooru Tokumaru, Akira Murakami