Patents by Inventor Hiromu Wada

Hiromu Wada 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).

  • Process for production of decahydroisoquinoline
    Patent number: 4656279
    Abstract: A process for the production of decahydroisoquinoline is disclosed which comprises hydrogenating isoquinoline or partially hydrogenated isoquinoline in the presence of a ruthenium catalyst at a temperature of 110.degree. C. to 230.degree. C. under a hydrogen pressure of at least 10 kg/cm.sup.2 .multidot.G.
    Type: Grant
    Filed: December 21, 1984
    Date of Patent: April 7, 1987
    Assignees: Nippon Steel Chemical Co., Ltd., Iwatani Industrial Gases Corp.
    Inventors: Hiroshi Okazaki, Mahito Soeda, Hiromu Wada, Kiyotaka Onishi
  • Passenger car
    Patent number: D295392
    Type: Grant
    Filed: December 24, 1985
    Date of Patent: April 26, 1988
    Assignee: Isuzu Motors Limited
    Inventors: Hiroshi Machida, Hiromu Wada, Masahiro Sato, Yukio Hirano
  • Truck
    Patent number: D313379
    Type: Grant
    Filed: March 26, 1987
    Date of Patent: January 1, 1991
    Assignee: Isuzu Motors Limited
    Inventors: Hiroshi Machida, Hiromu Wada, Yukio Hirano
  • Truck
    Patent number: D316987
    Type: Grant
    Filed: March 26, 1987
    Date of Patent: May 21, 1991
    Assignee: Isuzu Motors Limited
    Inventors: Hiroshi Machida, Hiromu Wada, Yukio Hirano
  • Automotive vehicle
    Patent number: D318823
    Type: Grant
    Filed: April 3, 1989
    Date of Patent: August 6, 1991
    Assignee: Isuzu Motors Limited
    Inventors: Hiromu Wada, Yukio Hirano, Naoyuki Akashi, Tohru Takagi
  • Automotive vehicle
    Patent number: D318827
    Type: Grant
    Filed: April 3, 1989
    Date of Patent: August 6, 1991
    Assignee: Isuzu Motors Limited
    Inventors: Hiromu Wada, Yukio Hirano, Naoyuki Akashi, Tohru Takagi
  • Automotive vehicle
    Patent number: D318828
    Type: Grant
    Filed: April 3, 1989
    Date of Patent: August 6, 1991
    Assignee: Isuzu Motors Limited
    Inventors: Hiromu Wada, Yukio Hirano, Naoyuki Akashi, Tohru Takagi
  • Truck
    Patent number: D318829
    Type: Grant
    Filed: March 6, 1989
    Date of Patent: August 6, 1991
    Assignee: Isuzu Motors Limited
    Inventors: Hiromu Wada, Yukio Hirano, Naoyuki Akashi, Tohru Takagi
  • Tonneau-cover for automobile
    Patent number: D323479
    Type: Grant
    Filed: March 16, 1989
    Date of Patent: January 28, 1992
    Assignee: Isuzu Motors Limited
    Inventors: Naoyuki Akashi, Hiromu Wada, Yukio Hirano, Tohru Takagi