Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9446443 | Cutting members for shaving razors | William Masek, Matthew J. Guay, Joseph Allan DePuydt, Ming Xu | 2016-09-20 |
| 8752300 | Cutting members for shaving razors | William Masek, Matthew J. Guay, Joseph Allan DePuydt, Ming Xu | 2014-06-17 |
| 8499462 | Cutting members for shaving razors | William Masek, Matthew J. Guay, Joseph Allan DePuydt, Ming Xu | 2013-08-06 |
| 4514904 | Razor handle | — | 1985-05-07 |