Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7553346 | Abrasive product | Dennis G. Welygan, Louis S. Moren | 2009-06-30 |
| 7384437 | Apparatus for making abrasive article | Dennis G. Welygan, Louis S. Moren | 2008-06-10 |
| 7297170 | Method of using abrasive product | Dennis G. Welygan, Louis S. Moren | 2007-11-20 |
| 7294158 | Abrasive product, method of making and using the same, and apparatus for making the same | Dennis G. Welygan, Louis S. Moren | 2007-11-13 |
| 7044989 | Abrasive product, method of making and using the same, and apparatus for making the same | Dennis G. Welygan, Louis S. Moren | 2006-05-16 |
| 7044834 | Abrasive article | Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens | 2006-05-16 |
| 6969412 | Abrasive product, method of making and using the same, and apparatus for making the same | Dennis G. Welygan, Louis S. Moren | 2005-11-29 |
| 6884157 | Abrasive article | Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens | 2005-04-26 |
| 6833014 | Abrasive product, method of making and using the same, and apparatus for making the same | Dennis G. Welygan, Louis S. Moren | 2004-12-21 |
| 6579161 | Abrasive article | Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens | 2003-06-17 |
| 6579162 | Abrasive article | Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens | 2003-06-17 |
| 6299508 | Abrasive article with integrally molded front surface protrusions containing a grinding aid and methods of making and using | John J. Gagliardi | 2001-10-09 |
| 6004670 | Multiple releasable contact responsive fasteners | James J. Kobe, Maurice E. Freeman, Bradley D. Zinke, Shih-Lai Lu, Eric V. Malmberg +1 more | 1999-12-21 |
| 5840089 | Method of making an abrasive article | Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens | 1998-11-24 |
| 5785784 | Abrasive articles method of making same and abrading apparatus | William L. Melbye | 1998-07-28 |
| 5725423 | Abrading apparatus | John L. Barry, Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama +1 more | 1998-03-10 |
| 5672186 | Method of making an abrasive article | Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens | 1997-09-30 |
| 5667540 | Method of making an abrasive article | Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens | 1997-09-16 |
| 5607345 | Abrading apparatus | John L. Barry, Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama +1 more | 1997-03-04 |
| 5578098 | Coated abrasive containing erodible agglomerates | John J. Gagliardi, Charles H. Houck, Richard J. Cosmano, Ernest J. Duwell | 1996-11-26 |
| 5562745 | Abrasive articles, methods of making abrasive articles, and methods of using abrasive articles | John J. Gagliardi, Charles H. Houck, Walter L. Harmer, Gary L. Olson | 1996-10-08 |
| 5505747 | Method of making an abrasive article | Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens | 1996-04-09 |
| 5498268 | Abrasive articles and method of making abrasive articles | John J. Gagliardi | 1996-03-12 |