Patents by Inventor Minoru Yoshioka
Minoru Yoshioka 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: 20100028650Abstract: A method of manufacturing a closed-cell urethane sheet, the method includes the steps of mixing a liquid urethane raw material with thermally expandable microcapsules to obtain a liquid urethane foam raw material, coating the liquid urethane foam raw material on at least one of the opposite surfaces of a releasable substrate to form a urethane raw material sheet, and heating the urethane raw material sheet from the opposite surfaces of the urethane raw material sheet to expand and cure the urethane raw material sheet to obtain the closed-cell urethane sheet.Type: ApplicationFiled: July 29, 2009Publication date: February 4, 2010Applicant: NHK Spring Co., Ltd.Inventors: Koichi KUSAKAWA, Hiromasa Kawaguchi, Noriyuki Sera, Minoru Yoshioka
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Patent number: 6285634Abstract: A bias voltage controlling apparatus controls a bias voltage for a focus servo control to control a position of a focal point of a light beam, which is irradiated onto an information record surface of an information record medium, in a direction perpendicular to the information record surface. The bias voltage controlling apparatus is provided with: a distinguishing device for distinguishing a type of the information record medium; and a controlling device for optimally controlling the bias voltage on the basis of the type of the information record medium distinguished by the distinguishing device.Type: GrantFiled: October 10, 2000Date of Patent: September 4, 2001Assignee: Pioneer CorporationInventors: Shinichiro Abe, Takayuki Iijima, Minoru Yoshioka
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Patent number: 5593690Abstract: There is provided a matrix preparation produced by dispersing a pharmaceutically active ingredient into a matrix which is solid at ambient temperature and comprised of a fatty acid ester of a polyglycerol. The preparation has stable release-controlling ability, can be processed to fine granules, granules, capsules, tablets etc., and contributes to reduce the administration times of the active ingredient and side effects of the ingredient.Type: GrantFiled: February 14, 1995Date of Patent: January 14, 1997Assignee: Takeda Chemical Industries, Ltd.Inventors: Yohko Akiyama, Hidetoshi Horibe, Minoru Yoshioka
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Patent number: 5443846Abstract: Granulated preparations are provided by causing a granular, preferably spherical polyglycerol fatty acid ester having a melting poing of 40.degree.-80.degree. C. together with a powder for fluidized bed formation and heating the resulting fluidized mixture at a temperature in the vicinity of the melting point of the polyglycerol fatty acid ester. The powder may be contain as least one pharmacologically active ingredient. The polyglycerol fatty acid ester shows no crystal polymorphism and does not inactivate the pharmacologically active ingredient. Furthermore, the dissolution and release of the pharmacologically active ingredient can be controlled by varying the HLB of the polyglycerol fatty acid ester.Type: GrantFiled: March 25, 1994Date of Patent: August 22, 1995Assignee: Takeda Chemical Industries, Ltd.Inventors: Minoru Yoshioka, Hidetoshi Horibe, Toshio Kashihara
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Patent number: 5399357Abstract: There is provided a matrix preparation produced by dispersing a pharmaceutically active ingredient into a matrix which is solid at ambient temperature and comprised of a fatty acid ester of a polyglycerol. The preparation has stable release controlling ability, can be processed to fine granules, granules, capsules, tablets etc., and contributes to reduction of the administration times of the active ingredient and side effects of the ingredient.Type: GrantFiled: December 13, 1991Date of Patent: March 21, 1995Assignee: Takeda Chemical Industries, Ltd.Inventors: Yohko Akiyama, Hidetoshi Horibe, Minoru Yoshioka
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Patent number: 5229634Abstract: vertical power MOSFET which comprises a semiconductive substrate of a first conductivity type serving as drain, an impurity region of a second conductivity type on a part of the surface of the semiconductive substrate, an impurity region of a first conductivity type formed on a part of the surface of the second conductivity type impurity region and serving as source, and a surface portion of a second conductivity type semiconductive substrate between source and drain serving as a channel portion with a gate electrode thereon through an insulating film, so that voltage is applied to the gate electrode to control channel current between source and drain, wherein the first conductivity type semiconductive substrate comprises a low resistivity layer and a high resistivity layer epitaxially formed on the low resistivity layer, and at an interface between the low resistivity layer and the high resistivity layer is provided a convexed portion which projects at least to the high resistivity layer side.Type: GrantFiled: August 5, 1991Date of Patent: July 20, 1993Assignee: Sharp Kabushiki KaishiInventors: Minoru Yoshioka, Mitsuo Matsunami, Toshiaki Miyajima, Hideyuki Tsuji
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Patent number: 5189148Abstract: Disclosed are (1) a stabilized FGF protein composition which comprises an FGF protein and water-insoluble hydroxypropyl cellulose; (2) a method for preparing a stabilized FGF protein composition, which comprises admixing an FGF protein with a water-insoluble hydroxypropyl cellulose; and (3) a method for stabilizing an FGF protein which comprises admixing an FGF protein with a water-insoluble hydroxypropyl cellulose, whereby the stabilized FGF protein can be provided. The composition is obtained in a solid state which has improved stability.Type: GrantFiled: July 3, 1990Date of Patent: February 23, 1993Assignee: Takeda Chemical Industries, Inc.Inventors: Yohko Akiyama, Minoru Yoshioka, Nobuyuki Kitamori
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Patent number: 5162057Abstract: Fatty acid esters of polyglycerols, such as stearic acid penta(tetra)glyceryl ester, behenic acid hexa(tetra)glyceryl ester, lauric acid mono(deca)glyceryl ester, oleic acid di(tri)glyceryl ester, linolic acid di(hepta)glyceryl ester, palmitic acid deca(deca)glyceryl ester, etc. are employed as coating agents for coating solid preparations such as tablets, pills, granules, fine granules, etc. By coating with the coating agents, stable sustained release of active ingredients contained in the preparations is obtained, even after a long period of storage.Type: GrantFiled: February 22, 1991Date of Patent: November 10, 1992Assignee: Takeda Chemical Industries, Ltd.Inventors: Yohko Akiyama, Naoki Nagahara, Minoru Yoshioka
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Patent number: 5144395Abstract: An optically driven semiconductor device is disclosed which comprises a semiconductor substrate, a plurality of vertical field effect transistors formed on the substrate, and a plurality of optoelectric transducers formed on an insulating film above the respective transistors, wherein the transistors have the substrate in common as a drain. Also disclosed is an optically driven semiconductor device which comprises a semiconductor substrate, a vertical field effect transistor formed on the substrate and a solar cell formed on an insulating film above the substrate, wherein the solar cell is formed with a polycrystalline silicon layer or monocrystalline silicon layer grown by the chemical vapor deposition method. Moreover, there are disclosed optically coupled semiconductor relay devices using these optically driven semiconductor devices.Type: GrantFiled: March 19, 1991Date of Patent: September 1, 1992Assignee: Sharp Kabushiki KaishaInventors: Toshiaki Miyajima, Kazumasa Kioi, Mituo Matunami, Tukasa Doi, Minoru Yoshioka, Masayoshi Koba
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Patent number: 4879705Abstract: A disc player comprising a signal pickup unit to read information from a disc on which program information including address information is recorded, the signal pickup unit being movable with respect to the disc, pickup drive means to drive the pickup unit for movement with respect to the disc, and a control circuit including an address memory for storing the newest one of the addresses read from the disc, a counter operative to count addresses at predetermined time intervals for producing a signal representative of an expected address indicative of the position to which the pickup unit is expected to move in the next, the expected address being updated at predetermined time intervals, a detector circuit to produce a signal each time a discrepancy is found to exist between the newest address and the expected address.Type: GrantFiled: September 12, 1988Date of Patent: November 7, 1989Assignee: Pioneer Electronic CorporationInventors: Yoshio Aoyagi, Hiroyuki Hirano, Toshiyuki Kimura, Susumu Niinuma, Minoru Yoshioka, Akira Haeno, Takashi Sato, Yoshiro Nishi, Yoshihiko Watanabe, Fumihiko Yokogawa, Keiichi Matsumoto, Youichi Ogawa
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Patent number: 4829502Abstract: An automatic disc player including a housing, disc carrier means to convey a disc between predetermined playback position and a predetermined withdrawal position ready to be withdrawn out of the housing upon termination of plaback operation, signal generating means for producing control signals to be predominant over various steps of the playback operation, and an electric control circuit responsive to the control signals to control the various steps of the playback operation, the signal generating means comprising position detecting means responsive to movement of the disc to the withdrawal position and operative to produce a signal when the disc being moved away from the playback position reaches the withdrawal position, and playback re-start switch means which is operative to produce a signal in response to slight movement of the disc from the withdrawal position toward the playback position, the control signals to be produced by the signal generating means including signals to control the start of playbacType: GrantFiled: August 4, 1987Date of Patent: May 9, 1989Assignee: Pioneer Electronic CorporationInventors: Yoshiro Aoyagi, Toshiyuki Kimura, Susumu Niinuma, Minoru Yoshioka, Fumihiko Yokogawa, Keiichi Matsumoto, Akira Haeno, Takashi Sato, Yoshiro Nishi, Yoshihiko Watanabe, Hiroyuki Hirano, Youichi Ogawa
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Patent number: 4701902Abstract: An automatic disc player including a housing, disc carrier means to convey a disc between predetermined playback position and a predetermined withdrawal position ready to be withdrawn out of the housing upon termination of playback operation, signal generating means for producing control signals to be predominant over various steps of the playback operation, and an electric control circuit responsive to the control signals to control the various steps of the playback operation, the signal generating means comprising position detecting means responsive to movement of the disc to the withdrawal position and operative to produce a signal when the disc being moved away from the playback position reaches the withdrawal position, and playback re-start switch means which is operative to produce a signal in response to slight movement of the disc from the withdrawal position toward the playback position, the control signals to be produced by the signal generating means including signals to control the start of playbaType: GrantFiled: April 26, 1985Date of Patent: October 20, 1987Assignee: Pioneer Electronic CorporationInventors: Yoshiro Aoyagi, Toshiyuki Kimura, Susumu Niinuma, Minoru Yoshioka, Fumihiko Yokogawa, Keiichi Matsumoto, Akira Haeno, Takashi Sato, Yoshiro Nishi, Yoshihiko Watanabe, Hiroyuki Hirano, Youichi Ogawa