Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8264265 | Automatic darkening filter (ADF) eye protection device with improved drive circuitry | Thomas J. Hamilton | 2012-09-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8264265 | Automatic darkening filter (ADF) eye protection device with improved drive circuitry | Thomas J. Hamilton | 2012-09-11 |