Patents by Inventor Toichiro Shiozawa

Toichiro Shiozawa 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).

  • Electromagnetically shielded discharge-type headlamp
    Patent number: 5607228
    Abstract: An automotive headlamp capable of effectively shielding the electromagnetic waves generated by the discharge lamp of a light source and peripheral portions. A conductive layer for shielding electromagnetic waves, which is composed of a durable metallic plating layer, is provided on the surface of the lamp body of the headlamp. With such a shielding layer, a good electromagnetic shielding effect is obtained a long period of time.
    Type: Grant
    Filed: December 27, 1994
    Date of Patent: March 4, 1997
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Akiyosi Ozaki, Toichiro Shiozawa, Kazuyoshi Suzuki