Nappier; David N.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nappier; David N..The latest application filed is for "power assist lever arm attachment".
- Nappier; David N. - Caseyville IL
| Patent | Date |
|---|---|
| Power assist lever arm attachment Grant 7,789,167 - Martin , et al. September 7, 2 | 2010-09-07 |
| Countersink drill system Grant 7,614,832 - Nappier , et al. November 10, 2 | 2009-11-10 |
| Power Assist Lever Arm Attachment App 20090261231 - Martin; Scott A. ; et al. | 2009-10-22 |
| Countersink gauge having self-centering probe Grant 7,363,721 - Nappier April 29, 2 | 2008-04-29 |
| Countersink drill system App 20070147968 - Nappier; David N. ; et al. | 2007-06-28 |
| Portable tool lubrication system App 20070137934 - Nappier; David N. ; et al. | 2007-06-21 |
| Countersink gauge having self-centering probe App 20070101597 - Nappier; David N. | 2007-05-10 |
| Apparatus and methods for thrust sensing valves Grant 7,189,033 - Nappier , et al. March 13, 2 | 2007-03-13 |
| Portable electro-pneumatic drill apparatus App 20060269369 - Fritsche; David L. ; et al. | 2006-11-30 |
| Apparatus and methods for thrust sensing valves App 20050109539 - Nappier, David N. ; et al. | 2005-05-26 |
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