Patents by Inventor Syojiro Komaki

Syojiro Komaki 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).

  • Electron-impact type of ion source with double grid anode
    Patent number: 4620102
    Abstract: A double grid anode is characterized in that said anode is comprised of a first cage-like anode made of a metal grid or wire gauze that permits that passage of electrons and that has an open end, a second anode which also consists of a metal grid or wire gauze located at the open end side of said first anode, a hot-cathode filament arranged around the outer periphery of said first anode, and an ion-extraction electrode which faces said anode.
    Type: Grant
    Filed: March 25, 1985
    Date of Patent: October 28, 1986
    Assignee: Seiko Instruments & Electronics Ltd.
    Inventors: Fumio Watanabe, Yoshiaki Hara, Masao Miyamoto, Yasuo Kusumoto, Syojiro Komaki