Patents by Inventor Tsuneo Inoue, executor

Tsuneo Inoue, executor 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).

  • Manufacturing method for ink jet recording head and ink jet recording head
    Patent number: 5796415
    Abstract: An ink jet recording head wherein at least peripheral portions of discharge ports comprise a film which contains a polymer having a fluorine heterocyclic structure in the principal chain.
    Type: Grant
    Filed: August 8, 1996
    Date of Patent: August 18, 1998
    Assignee: Canon Kabushiki Kaisha
    Inventors: Makoto Inoue, deceased, Tsuneo Inoue, executor, Kazuaki Masuda, Shigeo Toganoh, Manabu Sueoka, Keiichi Murai, Takashi Watanabe, Akira Goto, Motoaki Sato