Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8920527 | High performance ceramic abrasive grits of uniform thickness and methods of producing and using the same | Angelo R. Angelone | 2014-12-30 |
| 8795400 | Method for abrading a product using very low packing density ceramic abrasive grits | Angelo R. Angelone | 2014-08-05 |
| 8685125 | Method for producing very low packing density ceramic abrasive grits | Angelo R. Angelone | 2014-04-01 |
| 8481438 | Very low packing density ceramic abrasive grits and methods of producing and using the same | Angelo R. Angelone | 2013-07-09 |
| 5770145 | Superior high alkali metal and calcium sol gel abrasive and processes for its production | Alvin P. Gerk | 1998-06-23 |
| 5161696 | Method and apparatus for separating shapes of abrasive grains | — | 1992-11-10 |
| 5143522 | Abrasive products containing fused alumina zirconia and reduced titania | Brian Gibson | 1992-09-01 |
| 4810368 | Automatic method for separating and cleaning silicon carbide furnace materials | Philip J. Guichelaar, Robert O. Anderson | 1989-03-07 |
| 4686032 | Automatic method for separating and cleaning silicon carbide furnace materials | Philip J. Guichelaar, Robert O. Anderson | 1987-08-11 |
| 4659022 | Production of silicon carbide with automatic separation of a high grade fraction | Philip J. Guichelaar, Robert O. Anderson | 1987-04-21 |
| RE31725 | Fused aluminum oxide abrasive grain containing reduced titanium oxide | Thomas B. Walker, Paul Cichy | 1984-11-06 |
| RE31128 | Fused aluminum oxide abrasive grain containing reduced titanium oxide | Thomas B. Walker, Paul Cichy | 1983-01-18 |