Pihl; Richard M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pihl; Richard M..The latest application filed is for "molded abrasive brush and methods of using for manufacture of printed circuit boards".
- Pihl; Richard M. - Cottage Grove MN
| Patent | Date |
|---|---|
| Abrasive brush elements and segments Grant 7,121,937 - Turch , et al. October 17, 2 | 2006-10-17 |
| Molded abrasive brush and methods of using for manufacture of printed circuit boards Grant 7,081,043 - Koh , et al. July 25, 2 | 2006-07-25 |
| Molded abrasive brush and methods of using for manufacture of printed circuit boards App 20050153558 - Koh, Siong Hong ; et al. | 2005-07-14 |
| Abrasive brush elements and segments App 20040185762 - Turch, Steven E. ; et al. | 2004-09-23 |
| Abrasive brush with filaments having plastic abrasive particles therein Grant 6,352,471 - Bange , et al. March 5, 2 | 2002-03-05 |
| Molded abrasive brush Grant 6,261,156 - Johnson , et al. July 17, 2 | 2001-07-17 |
| Molded abrasive brush Grant 6,126,533 - Johnson , et al. October 3, 2 | 2000-10-03 |
| Bristles of a brush Grant D427,395 - Pihl , et al. June 27, 2 | 2000-06-27 |
| Molded brush Grant 5,915,436 - Johnson , et al. June 29, 1 | 1999-06-29 |
| Molded brush segment Grant 5,903,951 - Ionta , et al. May 18, 1 | 1999-05-18 |
| Molded abrasive brush Grant 5,679,067 - Johnson , et al. October 21, 1 | 1997-10-21 |
| Molded abrasive brush Grant D381,139 - Johnson , et al. July 15, 1 | 1997-07-15 |
| Composite abrasive filaments, methods of making same, articles incorporating same, and methods of using said articles Grant 5,460,883 - Barber, Jr. , et al. October 24, 1 | 1995-10-24 |
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