Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491092 | Heat exchanger | Masashi Inoue | 2002-12-10 |
| 6470964 | Heat exchanger tube | Masashi Inoue | 2002-10-29 |
| 6453988 | Heat exchanger and dimple tube used in the same, the tube having larger opposed protrusions closest to each end of tube | Masashi Inoue | 2002-09-24 |
| 6453989 | Heat exchanger | Yoshinori Watanabe, Akira Yoshikoshi, Atsushi Suzuki, Kiyoto Yasui, Hiroshi Iokawa +3 more | 2002-09-24 |