Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678725 | Thermally insulated container | Masashi Yamada, Yasuhiko Komiya, Atsuhiko Tanaka | 1997-10-21 |
| 5638896 | Cold-hot storage box with inert gas insulating jacket | Yoshiya Nishino, Kunio Matsuda, Masashi Yamada | 1997-06-17 |