Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5489318 | Abrasive grain comprising calcium oxide and/or strontium oxide | Dwight D. Erickson | 1996-02-06 |
| 5431705 | Grinding wheel | — | 1995-07-11 |
| 5312789 | Abrasive grits formed of ceramic, impregnation method of making the same and products made therewith | — | 1994-05-17 |
| 5282875 | High density sol-gel alumina-based abrasive vitreous bonded grinding wheel | Soo C. Yoon | 1994-02-01 |
| 5247414 | Integrated thin film magnetic head with planar structure | Terry Mitchell, Paul F. Michalek | 1993-09-21 |
| 5164348 | Abrasive grits formed by ceramic impregnation method of making the same, and products made therewith | — | 1992-11-17 |
| 4957886 | Aluminum oxide/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process | James P. Mathers, Thomas E. Forester | 1990-09-18 |
| 4881951 | Abrasive grits formed of ceramic containing oxides of aluminum and rare earth metal, method of making and products made therewith | Larry D. Monroe | 1989-11-21 |
| 4855264 | Aluminum oxide/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process | James P. Mathers, Thomas E. Forester | 1989-08-08 |
| 4788167 | Aluminum nitride/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process | James P. Mathers | 1988-11-29 |
| 4770671 | Abrasive grits formed of ceramic containing oxides of aluminum and yttrium, method of making and using the same and products made therewith | Larry D. Monroe | 1988-09-13 |
| 4762525 | Prepackaged firebox apparatus for outdoor cooking or the like | — | 1988-08-09 |
| 4191982 | Magnetic transducing head with a turn in the gap | Raymond Eino Jutila | 1980-03-04 |