Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11221238 | Optical encoder and drive control device comprising a light receiving element to receive a first interference fringe formed by a first periodic pattern and a second diffracted light from a second periodic pattern toward the first periodic pattern | — | 2022-01-11 |