Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861644 | Printed microporous material | Dennis D. Leatherman | 1989-08-29 |
| 4813440 | Apparatus for degreasing a continuous sheet of thin material | Peter E. Johnson | 1989-03-21 |
| 4804420 | Method for degreasing a continuous sheet of thin material | Peter E. Johnson | 1989-02-14 |
| 4802183 | Microwave excited excimer laser and method | Stephen E. Harris | 1989-01-31 |