Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6016662 | Vehicular air conditioning apparatus for effectively cooling a main cooling unit and an additional cooling unit | Hisashi Tanaka, Yuichi Shirota, Hiroki Matsuo, Hikaru Sugi, Masami Konaka +2 more | 2000-01-25 |
| 5644929 | Heat regenerating type cooling apparatus | Hisashi Tanaka, Yuichi Shirota, Hikaru Sugi, Masami Konaka, Kazushi Yamamoto +1 more | 1997-07-08 |