Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808807 | Optical focus sensor system | — | 1989-02-28 |
| 4783144 | Thin optical membranes and method of making the same | Ray Winn | 1988-11-08 |
| 4681414 | Condenser system | — | 1987-07-21 |
| 4453828 | Apparatus and methods for measuring the optical thickness and index of refraction of thin, optical membranes | Ray Winn | 1984-06-12 |
| 4425037 | Apparatus for projecting a series of images onto dies of a semiconductor wafer | Martin E. Lee | 1984-01-10 |
| 4391494 | Apparatus for projecting a series of images onto dies of a semiconductor wafer | — | 1983-07-05 |