Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849037 | Method for production of fiber reinforced plastic structure | Yasuhiro Tsuchiya, Yasushi Yamazawa, Masaki Terada, Tosio Aoki, Takatsune Niimi +2 more | 1989-07-18 |
| 4836657 | Optical change-over switch utilizing ferroelectric liquid crystal material | Yasuhiro Gunji, Sadayuki Okada, Masato Isogai, Masahiko Ibamoto, Kazuhiro Kuwabara +1 more | 1989-06-06 |
| 4821598 | Steering wheel core material | Yasushi Yamazawa, Yasuhiro Tsuchiya, Shinji Koike, Masaki Terada | 1989-04-18 |
| 4818077 | Ferroelectric liquid crystal device and method of driving the same | Junichi Ohwada | 1989-04-04 |