Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909341 | Surface acoustic wave filter utilizing a layer for preventing grain boundary diffusion | Ryoichi Takayama, Hidekazu Nakanishi, Tetsuo Kawasaki, Toru Sakuragawa | 2005-06-21 |
| 6548813 | Object-to-be-printed detector and print detecting method | Kazuhiko Fujikawa, Takeshi Masutani, Koji Nomura, Junji Kajiwara | 2003-04-15 |
| 6303989 | Integrated circuit device on metal board with CPU power converter | Takeo Yasuho, Masao Iwata, Ryoichi Katsuragawa, Hayami Matsunaga, Yoshikazu Suehiro | 2001-10-16 |