Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D917594 | Magnifying lens | Linus P. Bastman, John M. Kruse, John M. Pilgrim, Timothy L. Wong | 2021-04-27 |
| 10952902 | Automatic darkening filter assembly for a welding protector and a welding protector | Kjell A. Hummel, Thomas B. Stenvall, Linus P. Bastman | 2021-03-23 |