Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969333 | Heat pump apparatus | Seiichi Osawa, Hironobu Oshima, Fusao Terada, Fumio Saito | 1990-11-13 |
| 4519768 | Apparatus for horizontally casting concrete | Toshio Murai, Hayao Aoyagi, Masahiko Furukawa, Hiromichi Yamada, Tateo Kawamura +13 more | 1985-05-28 |