Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8961269 | Abrasive wheels and methods for making and using same | Han Zhang, Robert Jitze Wilting | 2015-02-24 |
| 4528257 | Toner powder and method of forming fixed images | Arie Polderman, Johannes W. H. Handels | 1985-07-09 |