Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4378375 | Process for the production of vinegar with high acetic acid concentration | Shoji Ohmori, Hiroshi Masai, Koki Yamada, Mikio Yamada | 1983-03-29 |
| 4364960 | Process for the production of vinegar with high acetic acid concentration | Hajime Okumura, Hiroshi Masai, Koki Yamada, Mikio Yamada | 1982-12-21 |
| 4282257 | Production of vinegar with high acetic acid concentration | Hajime Okumura, Hiroshi Masai, Koki Yamada, Mikio Yamada | 1981-08-04 |