Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5425975 | Sheet-shaped heat-generating body | Yasuhiko Koiso | 1995-06-20 |
| 5261241 | Refrigerant | Koichi Kitahara, Yoshiki Matsumoto, Masayuki Fujisawa, Isao Nagatsu, Miyoko Hiramoto | 1993-11-16 |