Patents by Inventor Tadashi Kurokawa

Tadashi Kurokawa 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).

  • Patent number: 5184486
    Abstract: In an apparatus for treating a cloth in a flowing liquid comprising a pool having a bottom curved in a shape of U-letter, a conveying passage continued to the pool, a pull-up reel arranged above the pool, wherein a cloth is circulated with the flowing liquid. The apparatus is characterized by that the bottom of the pool is constructed to have a concave surface forming a shape of U-letter in section. The apparatus may further provide ring-like driving nozzle means as well as regularizing nozzle means for injecting a treating liquid downwardly along the inner periphery.
    Type: Grant
    Filed: December 23, 1991
    Date of Patent: February 9, 1993
    Assignee: Tomen America Inc.
    Inventors: Naobumi Murai, Tadashi Kurokawa
  • Patent number: 5121597
    Abstract: A gas turbine combustor and a method of operating the gas turbine combustor, with the gas turbine combustor comprising a combustion sleeve, a combustion sub-chamber disposed at an upstream side of the combustion sleeve and having an air and fuel supply system, and a combustion main chamber disposed on a downstream side of the sub-chamber and having an air and fuel supply system. The combustion sub-chamber and combustion main chamber are formed in such a manner that the start-up of the gas turbine is effected by the hot combustion gas generated in the sub-chamber. The combustion sub-chamber is provided with an inner sleeve protruding from a side wall of the sub-chamber such that a tip of the inner sleeve is located in the vicinity of a downstream end of the sub-chamber, and a fuel nozzle is provided in a tip of the inner sleeve for increasing the fuel-to-air ratio during an initiating period of an increase in the gas turbine rotation speed.
    Type: Grant
    Filed: January 26, 1990
    Date of Patent: June 16, 1992
    Assignee: Hitachi, Ltd.
    Inventors: Haruo Urushidani, Seiichi Kirikami, Isao Sato, Nobuo Shimizu, Osamu Arai, Akira Shimura, Michio Kuroda, Tsuguaki Koga, Tadashi Kurokawa, Yoji Ishibashi, Katsukuni Hisano
  • Patent number: 4256766
    Abstract: A pharmaceutical composition comprising an immunosuppressively effective amount of N-(p-hydroxyphenyl)-L-glutamine or the pharmaceutically acceptable acid addition salt thereof and a pharmaceutically acceptable adjuvant.
    Type: Grant
    Filed: March 19, 1979
    Date of Patent: March 17, 1981
    Assignee: Mitsubishi Chemical Industries, Ltd
    Inventors: Takenori Mori, Haruhisa Shirahama, Tadashi Kurokawa
  • Patent number: 4180588
    Abstract: A pharmaceutical composition comprising an immunosuppressively effective amount of N-(p-hydroxyphenyl)-L-glutamine or the pharmaceutically acceptable acid addition salt thereof and a pharmaceutically acceptable adjuvant.
    Type: Grant
    Filed: February 27, 1978
    Date of Patent: December 25, 1979
    Assignee: Mitsubishi Chemical Industries, Ltd.
    Inventors: Takenori Mori, Haruhisa Shirahama, Tadashi Kurokawa
  • Patent number: D503733
    Type: Grant
    Filed: March 21, 2003
    Date of Patent: April 5, 2005
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Tadashi Kurokawa
  • Patent number: D514099
    Type: Grant
    Filed: August 13, 2004
    Date of Patent: January 31, 2006
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tadashi Kurokawa, Manabu Tago
  • Patent number: D474798
    Type: Grant
    Filed: September 6, 2002
    Date of Patent: May 20, 2003
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Jun Ohshima, Tadashi Kurokawa
  • Patent number: D475389
    Type: Grant
    Filed: October 25, 2002
    Date of Patent: June 3, 2003
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Tadashi Kurokawa
  • Patent number: D477833
    Type: Grant
    Filed: October 25, 2002
    Date of Patent: July 29, 2003
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tadashi Kurokawa, Jun Ooshima
  • Patent number: D482382
    Type: Grant
    Filed: October 25, 2002
    Date of Patent: November 18, 2003
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Tadashi Kurokawa
  • Patent number: D489390
    Type: Grant
    Filed: September 6, 2002
    Date of Patent: May 4, 2004
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Jun Ohshima, Tadashi Kurokawa
  • Patent number: D499726
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: December 14, 2004
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Tadashi Kurokawa
  • Patent number: D364927
    Type: Grant
    Filed: April 28, 1994
    Date of Patent: December 5, 1995
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Makoto Murakami, Takahisa Yoneyama, Tadashi Kurokawa
  • Patent number: D378133
    Type: Grant
    Filed: August 31, 1995
    Date of Patent: February 18, 1997
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Makoto Murakami, Tadashi Kurokawa
  • Patent number: D686273
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: July 16, 2013
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Tadashi Kurokawa