Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9969094 | Method of shaping a surface coating on a razor blade using centrifugal force | Tomasz Hejmowski, David Tressel, Yiming Xu | 2018-05-15 |
| 9943879 | Method of shaping a surface coating on a razor blade | Timothy A. Doyle, Tomasz Hejmowski, David Tressel, Yiming Xu | 2018-04-17 |