Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434947 | Pulse tube refrigerator | Masahumi Nogawa, Shin Kawano, Tatsuo Inoue | 2002-08-20 |
| 6393845 | Pulse tube refrigerator | Masafumi Nogawa, Shin Kawano, Tatsuo Inoue | 2002-05-28 |
| 6389819 | Pulse tube refrigerator | Shin Kawano, Masafumi Nogawa, Tatsuo Inoue | 2002-05-21 |
| 6351954 | Pulse tube refrigerator | Masafumi Nogawa, Shin Kawano, Tatsuo Inoue | 2002-03-05 |