Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889885 | Composite material containing a layered silicate | Arimitsu Usuki, Yoshiaki Fukushima, Megumi Fujimoto, Kenzo Fukumori, Yoshitsugu Kojima +3 more | 1989-12-26 |
| 4806376 | Process for producing a taste-enriching seasoning from beer yeast | Toshinori Saeki, Susumu Tsujimoto | 1989-02-21 |