Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5547699 | Marine micro-algae food material containing docosahexaenoic acid, food containing the same and manufacturing method therefor | Kenichi Uehara, Daizo Takeuchi | 1996-08-20 |
| 5124477 | Process for preparing para-hydroxybenzoic acid | Toshinobu Suzuki, Makiko Ijiri, Hitoshi Saima, Tadahiro Wakui, Akinori Matsuura | 1992-06-23 |
| 5072036 | Process for preparing para-hydroxybenzoic acid | Toshinobu Suzuki, Makiko Ijiri, Hitoshi Saima, Tadahiro Wakui | 1991-12-10 |
| 4652544 | Solid acid catalyst of acid-treated hydrated niobium oxide and method for its preparation | Susumu Okazaki, Satoshi Kado | 1987-03-24 |