Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661138 | Vibration generating motor | Fumihiko Osawa, Takashi Osumi | 2003-12-09 |
| 6641028 | Friction filler welding | Hajime Kaneko | 2003-11-04 |
| 6578426 | Pressure sensor having semiconductor sensor chip | Masahito Imai, Yasutoshi Suzuki, Hiroaki Tanaka | 2003-06-17 |