Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355220 | Optical movement measuring method and apparatus using interference fringes generated by overlapping spots of diffracted lights of different orders of diffraction from a line source | Hiroshi Kobayashi, Haruhiko Machida, Jun Akedo, Hiroyoshi Funato | 1994-10-11 |