Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305088 | Laser interferometric measuring machine | — | 1994-04-19 |
| 5305089 | Laser interferometer including an optical unit having a corner cube prism, a parallelogram prism, a triangle prism, and a polarizing plate intergrated to form one body | — | 1994-04-19 |
| 5291315 | Method of obtaining hologram and an exposure apparatus | — | 1994-03-01 |
| 5287166 | Displacement meter with stared displacement values | — | 1994-02-15 |