Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7618306 | Conformable abrasive articles and methods of making and using the same | Peter A. Felipe, Sr., Gregory A. Koehnle, Michael J. Annen, Albert I. Everaerts | 2009-11-17 |
| 6929539 | Flexible abrasive product and method of making and using the same | Stacee Royce, Michael J. Annen, Jon R. Pieper, Jeffrey D. Sheely | 2005-08-16 |
| 6923840 | Flexible abrasive product and method of making and using the same | Stacee Royce, Michael J. Annen | 2005-08-02 |