Drennen; David Bernard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Drennen; David Bernard.The latest application filed is for "ballscrew assembly".
- Drennen; David Bernard - Bell Brook OH
- Drennen; David Bernard - Bellbrook OH
| Patent | Date |
|---|---|
| Ballscrew assembly Grant 10,605,318 - Drennen , et al. | 2020-03-31 |
| Ballscrew Assembly App 20170198777 - Drennen; David Bernard ; et al. | 2017-07-13 |
| Ballscrew assembly Grant 9,611,923 - Klode , et al. April 4, 2 | 2017-04-04 |
| Actuator System And Method App 20150285346 - Cahill; Eric D. ; et al. | 2015-10-08 |
| Ballscrew Assembly App 20130186224 - Klode; Harald ; et al. | 2013-07-25 |
| Ballscrew assembly Grant 8,402,852 - Klode , et al. March 26, 2 | 2013-03-26 |
| Actuator System And Method App 20130068053 - Cahill; Eric D. ; et al. | 2013-03-21 |
| Ballscrew Assembly App 20120180588 - Klode; Harald ; et al. | 2012-07-19 |
| Zero drag disc brake with anti-knock-back device Grant 6,626,269 - Shaw , et al. September 30, 2 | 2003-09-30 |
| Zero drag disc brake with anti-knock-back device Grant 6,481,543 - Shaw , et al. November 19, 2 | 2002-11-19 |
| Zero drag disc brake with anti-knock-back device App 20020063022 - Shaw, Schuyler Scott ; et al. | 2002-05-30 |
| Large displacement variable pitch screw-driven system Grant 6,024,422 - Drennen , et al. February 15, 2 | 2000-02-15 |
| Variable screw-driven system Grant 5,667,283 - Drennen , et al. September 16, 1 | 1997-09-16 |
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