Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878456 | Polycrystalline translucent alumina-based ceramic material, uses, and methods | Richard P. Rusin | 2005-04-12 |
| 6749653 | Abrasive particles containing sintered, polycrystalline zirconia | Vincent W. Nehring, Anatoly Z. Rosenflanz, Thomas E. Wood | 2004-06-15 |
| 6648638 | Orthodontic appliances including polycrystalline alumina-based ceramic material, kits, and methods | Richard P. Rusin, William E. Wyllie, II | 2003-11-18 |
| 6277161 | Abrasive grain, abrasive articles, and methods of making and using the same | Ahmet Celikkaya, Larry D. Monroe | 2001-08-21 |