Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879535 | Remotely controllable circuit breaker | Tamotsu Mori | 1989-11-07 |
| 4871947 | Apparatus for automatically correcting arc position of high pressure discharge lamp | Tsune Miyashita | 1989-10-03 |
| 4838215 | Inertia supercharging induction system for multi-cylinder internal combustion engine | Syousabu Ura, Shuichi Nishimura, Isaya Matsuo, Masami Kato, Munehiro Sagata | 1989-06-13 |
| 4833882 | Exhaust manifold for multicylinder internal combustion engine | Hiroshi Shimamura | 1989-05-30 |
| 4803406 | High-pressure discharge lamp operating circuit | Tsune Miyashita, Seiichi Murayama, Yoji Arai, Fuzio Yamada | 1989-02-07 |