Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874711 | Method for altering characteristics of active semiconductor devices | Robert K. Feeney, David R. Hertling | 1989-10-17 |
| 4820657 | Method for altering characteristics of junction semiconductor devices | Robert K. Feeney | 1989-04-11 |