Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D300240 | Heat radiation plate | Kiyoshi Sakuma, Yoshiaki Tanimura, Hiroyuki Umemura, Makoto Yamada, Yu Seshimo +1 more | 1989-03-14 |
| 4775007 | Heat exchanger for an air-conditioning apparatus | Kiyoshi Sakuma, Yoshiaki Tanimura, Hiroyuki Umemura, Makoto Yamada, Yu Seshimo +1 more | 1988-10-04 |
| 4768583 | Heat exchanger with corrugated heat transfer plates | Kiyoshi Sakuma, Yoshiaki Tanimura, Hiroyuki Umemura, Yu Seshimo, Masao Fujii +1 more | 1988-09-06 |