Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6591424 | Welder helmet with fixed and movable face shields | — | 2003-07-15 |
| 6068376 | Eyeglasses having a unitary lens piece | — | 2000-05-30 |
| 6021520 | Eyeshield for a welder's mask | — | 2000-02-08 |
| 5970514 | Face mask | — | 1999-10-26 |
| 5638147 | Eyeglass frame assembly with angle-adjustable temples | — | 1997-06-10 |
| D310377 | Bifocal lens or similar article | — | 1990-09-04 |