Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872000 | Coordinate input apparatus | Mitsunari Kano, Yoshiharu Konishi | 1989-10-03 |
| 4839834 | Speed detecting apparatus | Tsutomu Omae, Youjirou Miyahara, Kenzo Kamiyama | 1989-06-13 |
| 4814678 | Speed control apparatus for motor | Tsutomu Omae, Takashi Sukegawa, Masahiro Tobise | 1989-03-21 |