Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D401994 | Collapsible crab trap | — | 1998-12-01 |
| 4268716 | Audio teleconferencing | Ian S. Groves, David R. Guard | 1981-05-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D401994 | Collapsible crab trap | — | 1998-12-01 |
| 4268716 | Audio teleconferencing | Ian S. Groves, David R. Guard | 1981-05-19 |