Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868395 | Electron beam lithography system for delineating a desired pattern on a target by means of electron beams | Izumi Kasahara, Yasunobu Kawauchi | 1989-09-19 |
| 4862369 | Electronically-controlled fuel injection system | Masahiko Yakuwa | 1989-08-29 |
| 4830590 | Sliding-vane rotary compressor | Seiji Sumikawa, Hidehiko Takayama, Mitsuya Ono | 1989-05-16 |
| 4820796 | Transparent polyamide elastomer from carboxy polycaprolactam and poly(tetramethylene oxy)glycol | Mikihiko Nakamura, Atsushi Aoshima | 1989-04-11 |
| 4797828 | Electronic control system for internal combustion engines | Yukihiko Suzaki | 1989-01-10 |