Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4548047 | Expansion valve | Masakatsu Hayashi | 1985-10-22 |
| 4412527 | Greenhouse of an underground heat accumulation system | Akinari Uchida, Kazuhiko Abe | 1983-11-01 |
| 4195688 | Heat-transfer wall for condensation and method of manufacturing the same | Wataru Nakayama, Heikichi Kuwahara, Takahiro Daikoku, Kimio Kakizaki | 1980-04-01 |
| 4194384 | Method of manufacturing heat-transfer wall for vapor condensation | Wataru Nakayama, Heikichi Kuwahara, Takahiro Daikoku, Kimio Kakizaki | 1980-03-25 |