Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887192 | Electrodeless lamp having compound resonant structure | James E. Simpson, Mohammed Kamarehi | 1989-12-12 |
| 4885047 | Apparatus for photoresist stripping | John C. Matthews, Stuart Rounds | 1989-12-05 |
| 4868509 | Method and apparatus for detecting magnetron power supply failure | William J. Jones | 1989-09-19 |
| 4859906 | Deep UV lamp bulb with improved fill | Charles H. Wood | 1989-08-22 |