Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12342671 | TIR cluster for color mixing | Caroline Donkin | 2025-06-24 |
| 9291334 | Wall wash lighting system | — | 2016-03-22 |
| 5012753 | Mechanism for tensioning a fabric platform | James K. Antrim | 1991-05-07 |
| 4920909 | Boat with rotatable wheel keel for resistance to leeward movement in water and for sand transport | James K. Antrim | 1990-05-01 |