Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4285208 | Absorption type refrigerating machine of hybrid constructions | Isao Takeshita, Shiro Hozumi | 1981-08-25 |
| 4207744 | Solar refrigeration system | Isao Takeshita, Eiji Ando, Hiroyoshi Tanaka | 1980-06-17 |