Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937995 | Noninvasively identifiable membrane roof system | Robert J. Deffeyes | 1990-07-03 |
| 4371742 | EMI-Suppression from transmission lines | — | 1983-02-01 |
| 4237506 | Polymodal magnetic recording member | — | 1980-12-02 |