Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4545428 | Heat exchanger for air conditioning system | Toshiya Onishi, Susumu Oshima, Haruo Nakata, Masami Horiuchi | 1985-10-08 |
| 4480684 | Heat exchanger for air conditioning system | Toshiya Onishi, Susumu Oshima, Haruo Nakata, Masami Horiuchi | 1984-11-06 |