Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641861 | Heatsink and fabrication method thereof | Yoshiyuki Yamamoto, Kiichi Meguro, Takahiro Imai | 2003-11-04 |
| 6618539 | Heater module and optical waveguide module | Yoshiyuki Hirose, Tadashi Tomikawa | 2003-09-09 |