Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856574 | Electric blind apparatus | Katsuji Minami, Shinichi Murata, Yukinori Matuzaki, Shogo Yukawa, Susumu Osaka | 1989-08-15 |
| 4827822 | Saw blade | Sumio Yoshida, Yoshikazu Takegawa, Katsuhiko Kawabata | 1989-05-09 |
| 4813324 | Saw blade | Sumio Yoshida, Yoshikazu Takegawa, Katsuhiko Kawabata | 1989-03-21 |
| 4806376 | Process for producing a taste-enriching seasoning from beer yeast | Toshinori Saeki, Tadashi Mizutani | 1989-02-21 |