Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10220455 | Shear knife | Menno Johan van der Woude, Albert R. Zelt, III | 2019-03-05 |
| 9789551 | Shear knife | Menno Johan van der Woude, Albert R. Zelt, III | 2017-10-17 |
| 8952295 | Welding wire with perovskite coating | J. Ben Schaeffer, Shitong Cao, Badri Narayanan | 2015-02-10 |
| 5864117 | ARC welder with automatic sensing of remote current control device | Trang Nguyen | 1999-01-26 |
| 5777295 | Arc welder with automatic sensing of remote current control device | Trang Nguyen | 1998-07-07 |
| 5726415 | Gas cooled plasma torch | Lifeng Luo | 1998-03-10 |
| 5166567 | Engine welder | Don L. Moffett, Jr., Dale E. Rawlings | 1992-11-24 |