Patents by Inventor Hisako Sugano

Hisako Sugano 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).

  • Clock
    Patent number: D310173
    Type: Grant
    Filed: August 25, 1986
    Date of Patent: August 28, 1990
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Case for a watch
    Patent number: D310637
    Type: Grant
    Filed: November 26, 1986
    Date of Patent: September 18, 1990
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Case for a watch
    Patent number: D310638
    Type: Grant
    Filed: November 26, 1986
    Date of Patent: September 18, 1990
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Watchcase
    Patent number: D315104
    Type: Grant
    Filed: July 6, 1987
    Date of Patent: March 5, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D318623
    Type: Grant
    Filed: September 14, 1988
    Date of Patent: July 30, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D320165
    Type: Grant
    Filed: January 30, 1989
    Date of Patent: September 24, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D320352
    Type: Grant
    Filed: February 8, 1989
    Date of Patent: October 1, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D320354
    Type: Grant
    Filed: January 30, 1989
    Date of Patent: October 1, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D322035
    Type: Grant
    Filed: August 29, 1989
    Date of Patent: December 3, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D322409
    Type: Grant
    Filed: August 29, 1989
    Date of Patent: December 17, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D322573
    Type: Grant
    Filed: August 18, 1989
    Date of Patent: December 24, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D322574
    Type: Grant
    Filed: August 18, 1989
    Date of Patent: December 24, 1991
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D325350
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: April 14, 1992
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D326416
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: May 26, 1992
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D327649
    Type: Grant
    Filed: February 27, 1990
    Date of Patent: July 7, 1992
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D327650
    Type: Grant
    Filed: February 27, 1990
    Date of Patent: July 7, 1992
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D327651
    Type: Grant
    Filed: February 27, 1990
    Date of Patent: July 7, 1992
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock
    Patent number: D328869
    Type: Grant
    Filed: June 27, 1990
    Date of Patent: August 25, 1992
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Clock pendulum
    Patent number: D329398
    Type: Grant
    Filed: January 31, 1990
    Date of Patent: September 15, 1992
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano
  • Pendulum for clock
    Patent number: D332759
    Type: Grant
    Filed: January 31, 1990
    Date of Patent: January 26, 1993
    Assignee: Seikosha Co., Ltd.
    Inventor: Hisako Sugano