Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393845 | Pulse tube refrigerator | Shin Kawano, Shaowei Zhu, Tatsuo Inoue | 2002-05-28 |
| 6389819 | Pulse tube refrigerator | Shaowei Zhu, Shin Kawano, Tatsuo Inoue | 2002-05-21 |
| 6351954 | Pulse tube refrigerator | Shaowei Zhu, Shin Kawano, Tatsuo Inoue | 2002-03-05 |