Patents by Inventor Kumiko Kasai

Kumiko Kasai 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).

  • Ultrasonic probe
    Patent number: D389918
    Type: Grant
    Filed: October 15, 1996
    Date of Patent: January 27, 1998
    Assignee: Hitachi Medical Coporation
    Inventors: Atsushi Ninomiya, Isamu Takekoshi, Kumiko Kasai, Takashi Kobayashi
  • Ultrasonic probe
    Patent number: D389919
    Type: Grant
    Filed: October 15, 1996
    Date of Patent: January 27, 1998
    Assignee: Hitachi Medical Corporation
    Inventors: Atsushi Ninomiya, Isamu Takekoshi, Kumiko Kasai, Takashi Kobayashi