Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864147 | Optically scanning displacement sensor with linearity correction means | Yuji Yakada, Shintaro Yamamoto, Toshimitsu Isoi, Kaoru Shirakura, Tadashi Satake +5 more | 1989-09-05 |