Coombs; David M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Coombs; David M..The latest application filed is for "capacitive page opening detector".
- Coombs; David M. - Tucson AZ
- Coombs; David M. - Manassas Park VA
| Patent | Date |
|---|---|
| System for conserving battery life in a battery operated device Grant 8,266,465 - Hardman , et al. September 11, 2 | 2012-09-11 |
| Capacitive Page Opening Detector App 20120187952 - Coombs; David M. | 2012-07-26 |
| System For Conserving Battery Life In A Battery Operated Device App 20120166836 - Hardman; Gordon E. ; et al. | 2012-06-28 |
| System for conserving battery life in a battery operated device Grant 8,151,127 - Hardman , et al. April 3, 2 | 2012-04-03 |
| System for conserving battery life in a battery operated device Grant 7,739,529 - Hardman , et al. June 15, 2 | 2010-06-15 |
| System For Conserving Battery Life In A Battery Operated Device App 20100127845 - Hardman; Gordon E. ; et al. | 2010-05-27 |
| System for conserving battery life in a battery operated device App 20070135179 - Hardman; Gordon E. ; et al. | 2007-06-14 |
| Electronic tire management system Grant 7,161,476 - Hardman , et al. January 9, 2 | 2007-01-09 |
| Electronic tire management system Grant 6,885,296 - Hardman , et al. April 26, 2 | 2005-04-26 |
| Electronic tire management system App 20040017291 - Hardman, Gordon E. ; et al. | 2004-01-29 |
| Electronic tire management system Grant 6,630,885 - Hardman , et al. October 7, 2 | 2003-10-07 |
| Electronic tire management system App 20020126005 - Hardman, Gordon E. ; et al. | 2002-09-12 |
| Electronic tire management system App 20020075145 - Hardman, Gordon E. ; et al. | 2002-06-20 |
| Exercise and amusement device for animals Grant 5,634,436 - Coombs , et al. June 3, 1 | 1997-06-03 |
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