Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6289685 | Air conditioner with combustion heater for refrigerant | Masato UTSUMI, Keisuke Tanimoto | 2001-09-18 |
| 6109060 | Air-cooled absorption type refrigerating apparatus | Hiroki Shimomae, Masato UTSUMI, Noriyuki Okuda, Koichi Yasuo, Fumiaki Yakushiji +1 more | 2000-08-29 |
| 5747220 | Light sensitive planographic printing plate having particular deposited particles and process for producing the same | Katsuhiko Hidaka, Keiko Tamukai | 1998-05-05 |
| 5396949 | Mesh fin type heat exchanger and method of making the same | Hiroyuki Yamashita, Kouichi Yasuo, Kenichi Suehiro | 1995-03-14 |
| 5211219 | Air conditioner | Hiroyuki Yamashita, Isao Hasegawa, Junichiro Tanaka, Junji Matsushima | 1993-05-18 |