Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874459 | Low damage-producing, anisotropic, chemically enhanced etching method and apparatus | Jay A. Skidmore | 1989-10-17 |
| 4873696 | Surface-emitting lasers with periodic gain and a parallel driven nipi structure | Jeffery W. Scott, Ran-Hong Yan | 1989-10-10 |