Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368780 | Heat resistant herapathite and process for producing the same | Kazuo Tojima, Shinobu Okayama, Narihito Tatsuda, Kazuhisa Yano, Hisato Takeuchi | 1994-11-29 |
| 5346984 | Star-shaped nylons, methods for their preparation, tetrasubstituted carboxylic acids and methods for their preparation | Naoki Hasegawa, Akane Okada, Toshio Kurauchi | 1994-09-13 |