Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571473 | Method and system for manufacturing refrigerant tubes for condensers | Kazuhiro Asano, Toru Okabe | 2003-06-03 |
| 6564607 | Method and device for cutting a sheet material into strips and a corrugated-fin strips forming apparatus using the device | Kenji Tochigi | 2003-05-20 |