Patents by Inventor Yuji Sugawara

Yuji Sugawara 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).

  • Noise elimination device, antenna device, and noise elimination method
    Patent number: 11979182
    Abstract: A noise elimination device includes a noise elimination unit to generate a noise-eliminated spectrum by performing noise elimination on the basis of symmetry of noise superimposed on a reception signal spectrum.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: May 7, 2024
    Assignee: Mitsubishi Electric Corporation
    Inventors: Retsu Sugawara, Jun Takahashi, Yuji Matsuda
  • Cyclohexane derivative and pharmaceutical use thereof
    Patent number: 8349874
    Abstract: A method relieves both nociceptive pain and neuropathic pain and has fewer side effects. The compound includes cyclohexane derivatives represented by the following compound, or pharmaceutically acceptable salts thereof or prodrugs thereof.
    Type: Grant
    Filed: June 27, 2012
    Date of Patent: January 8, 2013
    Assignee: Toray Industries, Inc.
    Inventors: Yasuhiro Morita, Katsuhiko Iseki, Yuji Sugawara, Hideyuki Tsutsiu, Shunsuke Iwano, Naoki Izumimoto, Tadamasa Arai, Hidetoshi Noda, Chihiro Yoshida
  • CYCLOHEXANE DERIVATIVE AND PHARMACEUTICAL USE THEREOF
    Publication number: 20120270906
    Abstract: A method relieves both nociceptive pain and neuropathic pain and has fewer side effects. The compound includes cyclohexane derivatives represented by the following compound, or pharmaceutically acceptable salts thereof or prodrugs thereof.
    Type: Application
    Filed: June 27, 2012
    Publication date: October 25, 2012
    Applicant: Toray Industries, Inc.
    Inventors: Yasuhiro Morita, Katsuhiko Iseki, Yuji Sugawara, Hideyuki Tsutsui, Shunsuke Iwano, Naoki Izumimoto, Tadamasa Arai, Hidetoshi Noda, Chihiro Yoshida
  • Cyclohexane derivative and pharmaceutical use thereof
    Patent number: 8247569
    Abstract: A compound has a strong analgesic action against both nociceptive pain and neuropathic pain and has less side effects, and is medically useful. The compound includes cyclohexane derivatives represented by the following compound, or pharmaceutically acceptable salts thereof or prodrugs thereof.
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: August 21, 2012
    Assignee: Toray Industries, Inc.
    Inventors: Yasuhiro Morita, Katsuhiko Iseki, Yuji Sugawara, Hideyuki Tsutsui, Shunsuke Iwano, Naoki Izumimoto, Tadamasa Arai, Hidetoshi Noda, Chihiro Yoshida
  • CYCLOHEXANE DERIVATIVE AND PHARMACEUTICAL USE THEREOF
    Publication number: 20110201650
    Abstract: A compound has a strong analgesic action against both nociceptive pain and neuropathic pain and has less side effects, and is medically useful. The compound includes cyclohexane derivatives represented by the following compound, or pharmaceutically acceptable salts thereof or prodrugs thereof.
    Type: Application
    Filed: October 30, 2009
    Publication date: August 18, 2011
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Yasuhiro Morita, Katsuhiko Iseki, Yuji Sugawara, Hideyuki Tsutsui, Shunsuke Iwano, Naoki Izumimoto, Tadamasa Arai, Hidetoshi Noda, Chihiro Yoshida
  • UREIDE DERIVATIVE AND PHARMACEUTICAL APPLICATION THEREOF
    Publication number: 20100234395
    Abstract: Discloses is a pharmaceutical agent comprising an ureide derivative represented by the formula: or a pharmaceutically acceptable salt thereof as an active ingredient. The ureide derivative or the pharmaceutically acceptable salt thereof is useful for the relief of a pain or the treatment or prevention of neurogenic pain.
    Type: Application
    Filed: March 27, 2007
    Publication date: September 16, 2010
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Yuji Sugawara, Naoki Izumimoto, Hideyuki Tsutsui
  • Ketone derivatives and medical application thereof
    Patent number: 6215016
    Abstract: The present invention relates to ketone derivatives represented by the following formula and medical agents containing the ketone derivatives or pharmacologically acceptable salts thereof as an active ingredient, and in particular, relates to a hematopoietic agent; it is shown that the present invention increases blood cells, such as platelets, white blood cells, and red blood cells, and is effective in preventing and treating cytopenia caused by cancer chemotherapy, radiation therapy, and the like.
    Type: Grant
    Filed: October 19, 1999
    Date of Patent: April 10, 2001
    Assignee: Toray Industries, Inc.
    Inventors: Hideki Kawai, Kiyoshi Okano, Yasumoto Adachi, Tsuyoshi Matsumoto, Yuji Sugawara, Youhei Miyamoto
  • Cyclic ketone derivatives and their medical applications
    Patent number: 6184245
    Abstract: The present invention relates to cyclic ketones represented by the following formula and to drugs in which an effective component is such a cyclic ketone or a pharmacologically acceptable salt thereof. The cyclic ketones of the present invention encourage the production of blood platelets, leukocytes and erythrocytes, and can be employed in the prevention or treatment of cytopaenia brought about by cancer chemotherapy, radiotherapy or drug therapy, or by immunological abnormality, anaemia and the like.
    Type: Grant
    Filed: May 25, 1999
    Date of Patent: February 6, 2001
    Assignee: Toray Industries Inc.
    Inventors: Yuji Sugawara, Hideki Kawai, Tsuyoshi Matsumoto, Kiyoshi Okano, Satoko Takizawa
  • Halogenated resin composition
    Patent number: 5147917
    Abstract: A halogenated resin composition whose heat stability, weatherability, initial coloration, thermal coloration and adhesiveness are improved by adding thereto an overbased alkaline earth metal carboxylate/carbonate complex together with a .beta.-diketone compound or a metal salt thereof.
    Type: Grant
    Filed: February 12, 1991
    Date of Patent: September 15, 1992
    Assignee: Asahi Denka Kogyo Kabushiki Kaisha
    Inventors: Yuji Sugawara, Shinji Kobe
  • Vinyl chloride polymer stabilizer comprising a metal organophosphonate
    Patent number: 4224203
    Abstract: A stabilizer composition is disclosed that enhances the resistance to deterioration upon heating of vinyl chloride polymers. The stabilizer composition comprises (A) a metal salt of a sulfur--and nitrogen--free monocarboxylic acid or a phenol and (B) a metal P-hydrocarbonphosphonate having at least one to thirty carbon atoms in the hydrocarbon group.Vinyl chloride polymer compositions stabilized with the above disclosed stabilizer composition are also disclosed.
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: September 23, 1980
    Assignee: Argus Chemical Corporation
    Inventors: Motonobu Minagawa, Tetsuo Sekiguchi, Naoyasu Kurita, Yuji Sugawara
  • Stabilized vinyl chloride polymer comprising a metal mono-organic phosphite
    Patent number: 4224218
    Abstract: A stabilizer composition is disclosed that enhances the resistance to deterioration upon heating of vinyl chloride polymers. The stabilizer composition comprises (A) a metal salt of a sulfur-and nitrogen- free monocarboxylic acid or a phenol and (b) a metal salt of a phosphorous acid mono-ester in which the molar ratio of phosphorous acid mono-ester to metal is 1:1.Vinyl chloride polymer compositions stabilized with the above disclosed stabilizer composition are also disclosed.
    Type: Grant
    Filed: September 25, 1978
    Date of Patent: September 23, 1980
    Assignee: Argus Chemical Corporation
    Inventors: Motonobu Minagawa, Tetsuo Sekiguchi, Naoyasu Kurita, Yuji Sugawara