Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302821 | Encoder using a birefringent element and a system including the same | Masahiko Igaki, Masaru Nyui | 1994-04-12 |
| 5283434 | Displacement detecting device with integral optics | Tetsuharu Nishimura, Yasushi Kaneda | 1994-02-01 |