Patents by Inventor Kazumi Yamamoto

Kazumi Yamamoto 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).

  • Publication number: 20130102637
    Abstract: Provided is a novel pest control agent using at least one imino derivative represented by the following chemical formula (I):
    Type: Application
    Filed: July 4, 2011
    Publication date: April 25, 2013
    Applicants: GIFU UNIVERSITY, MEIJI SEIKA PHARMA CO., LTD.
    Inventors: Shinzo Kagabu, Masaaki Mitomi, Shigeki Kitsuda, Masahiro Nomura, Satoshi Nakamura, Kazumi Yamamoto
  • Publication number: 20130045989
    Abstract: An objective of the present invention is to provide a crystal of 2-ethyl-3,7-dimethyl-6-(4-(trifluoromethoxy)phenoxy)quinoline-4-yl methyl carbonate having stable physicochemical properties. The objective is attained by a crystal of 2-ethyl-3,7-dimethyl-6-(4-(trifluoromethoxy)phenoxy)quinoline-4-yl methyl carbonate that exhibits a diffraction peak pattern shown in FIG. 1 as determined by powder X-ray diffractometry.
    Type: Application
    Filed: February 22, 2011
    Publication date: February 21, 2013
    Inventors: Kouki Tanigakiuchi, Mikio Sekiguchi, Hiroki Hotta, Shizuo Shimano, Akinori Morikawa, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa, Takashi Watanabe
  • Patent number: 8367833
    Abstract: Disclosed is a process for producing 6-aryloxyquinoline derivatives useful as insecticides or fungicides for agricultural and horticultural use. The process comprises a cyclization reaction step of reacting an anthranilic acid derivative represented by general formula (1) with a kenone in the presence of an acid to obtain a quinolone derivative and a condensation reaction step of reacting the quinolone derivative with a halogen compound or an acid anhydride to obtain a quinoline derivative.
    Type: Grant
    Filed: July 13, 2009
    Date of Patent: February 5, 2013
    Assignees: Nippon Kayaku Co., Ltd., Meiji Seika Pharma Co., Ltd.
    Inventors: Yasuhito Kato, Shizuo Shimano, Akinori Morikawa, Hiroki Hotta, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa, Hiroshi Kurihara
  • Publication number: 20120330021
    Abstract: A process for producing compound C represented by formula C is disclosed: wherein R? represents substituent groups as described herein. The process can produce pyripyropene derivatives that have acyloxy groups at the 1- and 11-positions and a hydroxyl group at the 7-position and are useful as insect pest control agents at a high yield.
    Type: Application
    Filed: August 13, 2012
    Publication date: December 27, 2012
    Inventors: Kimihiko Goto, Kazumi Yamamoto, Masayo Sakai, Masaaki Mitomi, Takashi Ando
  • Publication number: 20120237728
    Abstract: The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 ?m to 430 ?m, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c): (a) a center line average roughness is in a range of 170 nm to 800 nm, (b) a maximum height is in a range of 3 ?m to 10 ?m, and (c) an area occupancy rate of cross-sectional area taken along a horizontal plane at a depth of 50% of the maximum height in a square of side 100 ?m is in a range of 10 to 80%.
    Type: Application
    Filed: May 29, 2012
    Publication date: September 20, 2012
    Applicant: TODA KOGYO CORPORATION
    Inventors: Tetsuya KIMURA, Tomohiro Dote, Kazumi Yamamoto, Takanori Doi, Yoji Okano
  • Patent number: 8263778
    Abstract: Disclosed is a process for producing compound C represented by formula C: wherein R? represents straight chain, branched chain, or cyclic C2-6 alkylcarbonyl, wherein R1b is used as a protective group for hydroxyl at the 7-position of compound C.
    Type: Grant
    Filed: August 13, 2008
    Date of Patent: September 11, 2012
    Assignee: Meiji Seika Pharma Co., Ltd.
    Inventors: Kimihiko Goto, Kazumi Yamamoto, Masayo Sakai, Masaaki Mitomi, Takashi Ando
  • Publication number: 20110203835
    Abstract: There are provided a soft magnetic material in the form of particles for suppressing occurrence of electromagnetic interference which is capable of exhibiting the suppressing effect in a broad frequency range from a low frequency band to a high frequency band, as well as an electromagnetic interference suppressing sheet using the material. When a conductive magnetic filler prepared by mixing a conductive carbon with soft magnetic particles at a volume ratio of 3 to 10:50 to 70 is highly filled in a sheet material, there can be obtained an electromagnetic interference suppressing sheet which is suitable for high-density mounting to electronic equipments, has an excellent electromagnetic absorption in a near electromagnetic field, and is fully suppressed from undergoing electromagnetic reflection thereon.
    Type: Application
    Filed: April 27, 2011
    Publication date: August 25, 2011
    Applicant: Toda Kogyo Corporation
    Inventors: Kazumi Yamamoto, Tetsuya Kimura
  • Publication number: 20110129641
    Abstract: The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 ?m to 430 ?m, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c): (a) a center line average roughness is in a range of 170 nm to 800 nm, (b) a maximum height is in a range of 3 ?m to 10 ?m, and (c) an area occupancy rate of cross-sectional area taken along a horizontal plane at a depth of 50% of the maximum height in a square of side 100 ?m is in a range of 10 to 80%.
    Type: Application
    Filed: February 3, 2011
    Publication date: June 2, 2011
    Applicant: TODA KOGYO CORPORATION
    Inventors: Tetsuya Kimura, Tomohiro Dote, Kazumi Yamamoto, Takanori Doi, Yoji Okano
  • Publication number: 20110118468
    Abstract: Disclosed is a process for producing 6-aryloxyquinoline derivatives useful as insecticides or fungicides for agricultural and horticultural use. The process comprises a cyclization reaction step of reacting an anthranilic acid derivative represented by general formula (1) with a ketone in the presence of an acid to obtain a quinolone derivative and a condensation reaction step of reacting the quinolone derivative with a halogen compound or an acid anhydride to obtain a quinoline derivative.
    Type: Application
    Filed: July 13, 2009
    Publication date: May 19, 2011
    Inventors: Yasuhito Kato, Shizuo Shimano, Akinori Morikawa, Hiroki Hotta, Kazumi Yamamoto, Nozomu Nakanishi, Nobuto Minowa, Hiroshi Kurihara
  • Patent number: 7910214
    Abstract: The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 ?m to 430 ?m, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c): (a) a center line average roughness is in a range of 170 nm to 800 nm, (b) a maximum height is in a range of 3 ?m to 10 ?m, and (c) an area occupancy rate of cross-sectional area taken along a horizontal plane at a depth of 50% of the maximum height in a square of side 100 ?m is in a range of 10 to 80%.
    Type: Grant
    Filed: March 6, 2008
    Date of Patent: March 22, 2011
    Assignee: Toda Kogyo Corporation
    Inventors: Tetsuya Kimura, Tomohiro Dote, Kazumi Yamamoto, Takanori Doi, Yoji Okano
  • Patent number: 7905609
    Abstract: A projector including a projector body, which has a light modulating device that modulates light emitted from a light source according to input image information to thereby form an optical image and a projection optical device that projects the formed optical image in an enlarged manner; an image output device that outputs the image information to the projector body; a connection mechanism for connecting the projector body and the image output device with each other such that the projector body and the image output device can rotate relative to each other; a rotation operation detecting unit that detects a relative rotation operation of the projector body and the image output device; and a control unit that controls the projector body and the rotation operation detecting unit.
    Type: Grant
    Filed: May 14, 2008
    Date of Patent: March 15, 2011
    Assignee: Seiko Epson Corporation
    Inventors: Mitsuhiko Igarashi, Morio Matsumoto, Kazumi Yamamoto
  • Patent number: 7880006
    Abstract: Disclosed are compounds that have excellent insecticidal activity and are usable as agricultural and horticultural insecticides. Compounds represented by formula (I) or agriculturally and horticulturally acceptable acid addition salts thereof have excellent insecticidal activity and are usable as agricultural and horticultural insecticides.
    Type: Grant
    Filed: August 3, 2005
    Date of Patent: February 1, 2011
    Assignees: Meiji Seika Kaisha, Ltd., Nippon Kayaku Co., Ltd.
    Inventors: Kazumi Yamamoto, Ryo Horikoshi, Kazuhiko Oyama, Hiroshi Kurihara, Shizuo Shimano, Takaaki Miyake, Hiroki Hotta, Jun Iwabuchi
  • Publication number: 20100193972
    Abstract: A resin composition for semiconductor encapsulation having good moldability, of which the cured product has effective electromagnetic wave shieldability, is provided. A resin composition for semiconductor encapsulation, containing spherical sintered ferrite particles having the following properties (a) to (c) : (a) the soluble ion content of the particles is at most 5 ppm; (b) the mean particle size of the particles is from 10 to 50 ?m; (c) the crystal structure of the particles by X-ray diffractiometry is a spinel structure.
    Type: Application
    Filed: June 6, 2006
    Publication date: August 5, 2010
    Applicants: NITTO DENKO CORPORATION, TODA KOGYO CORP.
    Inventors: Kazumi Yamamoto, Masaharu Abe, Shigehisa Yamamoto, Kazushi Nishimoto, Tomohiro Dote, Kazumasa Igarashi, Kazuhiro Ikemura, Takuya Eto, Masataka Tada, Katsumi Okayama, Kaoru Kato
  • Publication number: 20100181107
    Abstract: An electromagnetic noise suppression sheet obtained by using combination of a conductive carbon and spinel ferrite particles having a cumulative 50% volume particle diameter of 1 to 10 ?m, can exhibit an excellent transmission attenuation power ratio and a reduced return loss in a near electromagnetic field, and is suitable for high-density mounting. The electromagnetic noise suppression sheet of the present invention can be produced by the process of the present invention which includes the steps of applying a coating material in which the conductive carbon and the spinel ferrite particles having a cumulative 50% volume particle diameter of 1 to 10 ?m are dispersed, to form a coating film having a thickness of 10 to 100 ?m after dried, and subjecting the resulting coating film to thermoforming under pressure.
    Type: Application
    Filed: April 10, 2008
    Publication date: July 22, 2010
    Inventors: Kazumi Yamamoto, Tetsuya Kimura
  • Publication number: 20100160640
    Abstract: Disclosed is a process for producing compound C represented by formula C: wherein R? represents straight chain, branched chain, or cyclic C2-6 alkylcarbonyl, wherein R1b is used as a protective group for hydroxyl at the 7-position of compound C.
    Type: Application
    Filed: August 13, 2008
    Publication date: June 24, 2010
    Inventors: Kimihiko Goto, Kazumi Yamamoto, Masayo Sakai, Masaaki Mitomi, Takashi Ando
  • Publication number: 20090114440
    Abstract: There are provided a soft magnetic material in the form of particles for suppressing occurrence of electromagnetic interference which is capable of exhibiting the suppressing effect in a broad frequency range from a low frequency band to a high frequency band, as well as an electromagnetic interference suppressing sheet using the material. When a conductive magnetic filler prepared by mixing a conductive carbon with soft magnetic particles at a volume ratio of 3 to 10:50 to 70 is highly filled in a sheet material, there can be obtained an electromagnetic interference suppressing sheet which is suitable for high-density mounting to electronic equipments, has an excellent electromagnetic absorption in a near electromagnetic field, and is fully suppressed from undergoing electromagnetic reflection thereon.
    Type: Application
    Filed: January 18, 2007
    Publication date: May 7, 2009
    Inventors: Kazumi Yamamoto, Tetsuya Kimura
  • Publication number: 20090015800
    Abstract: A projector includes: a projector body, which has a light modulating device that modulates light emitted from a light source according to input image information to thereby form an optical image and a projection optical device that projects the formed optical image in an enlarged manner; an image output device that outputs the image information to the projector body; a connection mechanism for connecting the projector body and the image output device with each other such that the projector body and the image output device can rotate relative to each other; a rotation operation detecting unit that detects a relative rotation operation of the projector body and the image output device; and a control unit that controls the projector body and the rotation operation detecting unit.
    Type: Application
    Filed: May 14, 2008
    Publication date: January 15, 2009
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Mitsuhiko IGARASHI, Morio MATSUMOTO, Kazumi YAMAMOTO
  • Publication number: 20080224937
    Abstract: The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 ?m to 430 ?m, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c): (a) a center line average roughness is in a range of 170 nm to 800 nm, (b) a maximum height is in a range of 3 ?m to 10 ?m, and (c) an area occupancy rate of cross-sectional area taken along a horizontal plane at a depth of 50% of the maximum height in a square of side 100 ?m is in a range of 10 to 80%.
    Type: Application
    Filed: March 6, 2008
    Publication date: September 18, 2008
    Applicant: TODA KOGYO CORPORATION
    Inventors: Tetsuya Kimura, Tomohiro Dote, Kazumi Yamamoto, Takanori Doi, Yoji Okano
  • Publication number: 20070203181
    Abstract: Disclosed are compounds that have excellent insecticidal activity and are usable as agricultural and horticultural insecticides. Compounds represented by formula (I) or agriculturally and horticulturally acceptable acid addition salts thereof have excellent insecticidal activity and are usable as agricultural and horticultural insecticides.
    Type: Application
    Filed: August 3, 2005
    Publication date: August 30, 2007
    Applicants: MEIJI SEIKA KAISHA, LTD., NIPPON KAYAKU CO., LTD.
    Inventors: Kazumi Yamamoto, Ryo Horikoshi, Kazuhiko Oyama, Hiroshi Kurihara, Shizuo Shimano, Takaaki Miyake, Hiroki Hotta, Jun Iwabuchi
  • Publication number: 20070193710
    Abstract: A large and uniform ingot is produced by casting smaller ingots from a melt of a metallic material which may include a high-melting-point active metal such as Ti or a Ti alloy obtained by a cold crucible induction melting method, forming a consumable electrode by using these smaller ingots, re-melting this consumable electrode by a vacuum arc re-melting method, and casting a larger ingot by using the obtained melt.
    Type: Application
    Filed: April 12, 2007
    Publication date: August 23, 2007
    Inventors: Makoto Chujoya, Kazumi Yamamoto, Teppei Okumura