Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6172783 | Optical bus and signal processor | Masao Funada, Masaki Hirota, Junji Okada, Kazuhiro Sakai, Tsutomu Hamada +1 more | 2001-01-09 |
| 5987198 | Optical bus and optical bus production method including a plurality of light transmission paths | Masaki Hirota, Tsutomu Hamada, Kazuhiro Sakai, Junji Okada, Masao Funada +1 more | 1999-11-16 |
| 5895311 | Abrasive device that maintains normal line of contact with curved abrasive surface and method of using same | Kimihiro Wakabayashi, Kazutoshi Hamada, Takaaki Sakakibara, Toshimasa Fujisawa | 1999-04-20 |