Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11865687 | Percussion tool | Matthew S. Zawisza, Andrew D. Van Hoorn | 2024-01-09 |
| 11759935 | Percussion tool | Matthew S. Zawisza, Andrew D. Van Hoorn | 2023-09-19 |
| 11059155 | Percussion tool | Matthew S. Zawisza, Andrew D. Van Hoorn | 2021-07-13 |
| 10926393 | Percussion tool | Matthew S. Zawisza, Andrew D. Van Hoorn | 2021-02-23 |