Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693399 | Vacuum heat insulator | Tomoharu Himeshima | 1997-12-02 |
| 5691424 | Heat-resistant molded article of lactic acid-base polymer | Kazuhiko Suzuki, Yasuhiro Kitahara, Masanobu Ajioka | 1997-11-25 |