Patents by Inventor Hideo Nishikawa

Hideo Nishikawa 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).

  • Control unit for power-supply circuit in electronic range
    Patent number: 4755647
    Abstract: In an electronic range, an opening/closing operation of a range door thereof is manually conducted while switching operation of a power-supply circuit is conducted through a push-button type starting switch to make it possible that a control unit for the power-supply circuit is not energized when the range door is open, so that a control switch of the electronic range is completely prevented from being misused.
    Type: Grant
    Filed: April 24, 1986
    Date of Patent: July 5, 1988
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada
  • Reagents for enzyme immunoassay for apolipoprotein B
    Patent number: 4722893
    Abstract: Reagents for enzyme immunoassay for apolipoprotein B comprising human apolipoprotein B as a standard antigen, peroxidase-labeled Fab' as an antibody, IgG-coated polystyrene balls, a coloring or fluorescent reagent, hydrogen peroxide as a reaction substrate, a reaction stopper, and buffer solutions.Use of these reagents permits accurate and prompt quantification of apolipoprotein B concentration in serum.
    Type: Grant
    Filed: July 5, 1984
    Date of Patent: February 2, 1988
    Assignee: Shiraimatsu Shinyaku Kabushiki Kaisha
    Inventors: Yukio Shigeta, Yutaka Harano, Takamitsu Nakano, Hideo Nishikawa
  • Stove
    Patent number: D288358
    Type: Grant
    Filed: November 28, 1983
    Date of Patent: February 17, 1987
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Koichi Sakai
  • Humidifier
    Patent number: D289325
    Type: Grant
    Filed: September 28, 1984
    Date of Patent: April 14, 1987
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventor: Hideo Nishikawa
  • Humidifier
    Patent number: D289326
    Type: Grant
    Filed: September 27, 1984
    Date of Patent: April 14, 1987
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventor: Hideo Nishikawa
  • Stove
    Patent number: D290647
    Type: Grant
    Filed: October 25, 1983
    Date of Patent: June 30, 1987
    Assignee: Imanishi Kinzoky Kogyo Kabushiki Kaisha
    Inventor: Hideo Nishikawa
  • Broiler
    Patent number: D293539
    Type: Grant
    Filed: October 17, 1984
    Date of Patent: January 5, 1988
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventor: Hideo Nishikawa
  • Broiler
    Patent number: D293543
    Type: Grant
    Filed: November 16, 1984
    Date of Patent: January 5, 1988
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventor: Hideo Nishikawa
  • Microwave oven
    Patent number: D297698
    Type: Grant
    Filed: May 31, 1985
    Date of Patent: September 20, 1988
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada, Jun Yoshikado
  • Microwave oven
    Patent number: D297699
    Type: Grant
    Filed: May 31, 1985
    Date of Patent: September 20, 1988
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada, Jun Yoshikado
  • Microwave oven
    Patent number: D297700
    Type: Grant
    Filed: May 31, 1985
    Date of Patent: September 20, 1988
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada, Jun Yoshikado
  • Microwave oven
    Patent number: D300499
    Type: Grant
    Filed: May 31, 1985
    Date of Patent: April 4, 1989
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada, Jun Yoshikado
  • Microwave oven
    Patent number: D301429
    Type: Grant
    Filed: June 10, 1986
    Date of Patent: June 6, 1989
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada
  • Microwave oven
    Patent number: D301430
    Type: Grant
    Filed: June 10, 1986
    Date of Patent: June 6, 1989
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada
  • Vacuum cleaner
    Patent number: D301645
    Type: Grant
    Filed: December 10, 1984
    Date of Patent: June 13, 1989
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventor: Hideo Nishikawa
  • Hot air electric oven
    Patent number: D302095
    Type: Grant
    Filed: August 28, 1986
    Date of Patent: July 11, 1989
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventor: Hideo Nishikawa
  • Hot air electric oven
    Patent number: D302642
    Type: Grant
    Filed: August 28, 1986
    Date of Patent: August 8, 1989
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventor: Hideo Nishikawa
  • Microwave oven
    Patent number: D303338
    Type: Grant
    Filed: June 10, 1986
    Date of Patent: September 12, 1989
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada
  • Microwave oven
    Patent number: D304149
    Type: Grant
    Filed: June 10, 1986
    Date of Patent: October 24, 1989
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada
  • Microwave oven
    Patent number: D308463
    Type: Grant
    Filed: March 10, 1987
    Date of Patent: June 12, 1990
    Assignee: Imanishi Kinzoku Kogyo Kabushiki Kaisha
    Inventors: Hideo Nishikawa, Kenzo Okamoto, Fumihiko Kitada