Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883030 | Combustion chamber of a two-stroke engine | Toshio Tanahashi, Masanobu Kanamaru, Kazuhiro Itoh | 1989-11-28 |
| 4823755 | Fuel injection system for an internal combustion engine | Katsuhiko Hirose, Hiroshi Noguchi, Toyokazu Baika, Kingo Horii, Hideo Nagaosa +1 more | 1989-04-25 |
| 4801518 | Method of forming a photoresist pattern | Yoshio Yamashita, Ryuji Kawazu, Takateru Asano, Kenji Kobayashi | 1989-01-31 |