Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11369520 | Auto-darkening welding helmet | — | 2022-06-28 |
| D948131 | Headgear of helmet | Paul H. Rumpke, Chase P. Rutti, Richard D. Smith | 2022-04-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11369520 | Auto-darkening welding helmet | — | 2022-06-28 |
| D948131 | Headgear of helmet | Paul H. Rumpke, Chase P. Rutti, Richard D. Smith | 2022-04-05 |