Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5836381 | Cooling apparatus using boiling and condensing refrigerant | Hiroyuki Osakabe, Takashi Furukawa, Kiyoshi Kawaguchi, Masahiko Suzuki | 1998-11-17 |
| 4392408 | Recorder training device | — | 1983-07-12 |