Patents by Inventor Kazushi Ohnuki

Kazushi Ohnuki 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).

  • Microwave discharge light source apparatus
    Patent number: 4673846
    Abstract: In a microwave discharge light source apparatus for effecting discharge of an electrodeless discharge lamp held in a cavity which causes resonance by microwaves, the wall surface of the cavity resonator is constituted by a mesh and wires constituting the mesh, are electrically connected at each crossing point without resistance of contact. Effective discharging of the lamp is attainable and the cavity has a mechanically strengthened structure.
    Type: Grant
    Filed: February 26, 1985
    Date of Patent: June 16, 1987
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Kenji Yoshizawa, Hirotsugu Komura, Hitoshi Kodama, Kazushi Ohnuki, Isao Shoda, Kazuo Magome, Hiroshi Ito