Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403537 | Hole saw | Max R. Sawa, Geoffrey R. Piller, Kenneth D. Peterson, James E. Pangerc | 2025-09-02 |
| 12403538 | Hole saw | Max R. Sawa, Geoffrey R. Piller, Kenneth D. Peterson, James E. Pangerc | 2025-09-02 |
| 12233467 | Hole saw | Max R. Sawa, Geoffrey R. Piller, Kenneth D. Peterson, James E. Pangerc | 2025-02-25 |
| D1045551 | Chisel | Jonathan G. Winter, Vaishnav V. Mayekar, Konstantin Hammer, Kevin Müller | 2024-10-08 |
| D1034137 | Drill bit | — | 2024-07-09 |
| 11559840 | Hole saw | Max R. Sawa, Geoffrey R. Piller, Kenneth D. Peterson, James E. Pangerc | 2023-01-24 |
| D973733 | Hole saw | Max R. Sawa | 2022-12-27 |
| D965653 | Hole saw | Geoffrey R. Piller | 2022-10-04 |
| 10730119 | Hole saw | Max R. Sawa, Geoffrey R. Piller, Kenneth D. Peterson, James E. Pangerc | 2020-08-04 |