Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845699 | Electric mechanical transducer and optical type pickup apparatus driven by a magnetic field | Ryoichi Kawasaki, Masami Shimizu, Kozo Suzuki, Noriyoshi Oyama | 1989-07-04 |
| 4811320 | Optical type pickup apparatus with lens holder supported by frame wires each having an end inserted into a frame hole | Ryoichi Kawasaki, Masami Shimizu, Kozo Suzuki, Noriyoshi Oyama | 1989-03-07 |
| 4431757 | Fast setting adhesive composition | Toshinao Okitsu | 1984-02-14 |
| 4384620 | Multipurpose-type blade device for earth moving machine | Kisaburo Otabe | 1983-05-24 |
| 4341026 | Bucket assembly for earthmoving machines capable of side dumping as well | Kisaburo Otabe | 1982-07-27 |