Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846232 | Backing and abrasive product made with the backing and method of making and using the backing and abrasive product | Ehrich J. Braunschweig, Edward J. Woo, Michael J. Annen | 2005-01-25 |
| 6758734 | Coated abrasive article | Ehrich J. Braunschweig, Edward J. Woo | 2004-07-06 |