Patents by Inventor Tetsuro Aobori

Tetsuro Aobori 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).

  • Microwave oven
    Patent number: D304281
    Type: Grant
    Filed: June 20, 1986
    Date of Patent: October 31, 1989
    Assignee: Hitachi Heating Appliances Co., Ltd.
    Inventors: Masahito Naito, Toshiro Higa, Tetsuro Aobori, Eiichi Kubota, Takeichi Obata
  • Microwave oven
    Patent number: D313919
    Type: Grant
    Filed: June 20, 1986
    Date of Patent: January 22, 1991
    Assignee: Hitachi Heating Appliances Co., Ltd.
    Inventors: Masahito Naito, Toshiro Higa, Tetsuro Aobori, Eiichi Kubota, Takeichi Obata
  • Electric fan
    Patent number: D315598
    Type: Grant
    Filed: July 12, 1989
    Date of Patent: March 19, 1991
    Assignee: Hitachi, Ltd.
    Inventors: Takashi Yamamoto, Tetsuro Aobori, Koichi Hasegawa, Yasuo Tsumurai
  • Electric vacuum cleaner
    Patent number: D315624
    Type: Grant
    Filed: August 4, 1989
    Date of Patent: March 19, 1991
    Assignee: Hitachi, Ltd.
    Inventors: Shigetaka Kimura, Kouichi Hasegawa, Tetsuro Aobori, Kouichi Sagawa, Syuji Watanabe
  • Electric fan
    Patent number: D322669
    Type: Grant
    Filed: July 26, 1990
    Date of Patent: December 24, 1991
    Assignee: Hitachi, Ltd.
    Inventors: Takashi Yamamoto, Tetsuro Aobori, Hirofumi Tanaka, Yasuo Tsumurai