Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6389682 | Heat exchanging tube assembling apparatus for heat exchanger and assembling method thereof | Yoshiharu Tokunaga, Tadashi Washizuka, Shoichi Okisawa, Motomu Ito | 2002-05-21 |