Chapin; David
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chapin; David.The latest application filed is for "tape measure".
- Chapin; David - Raleigh NC US
- Chapin; David - Kansas City MO
- Chapin; David - Niskayuna NY
| Patent | Date |
|---|---|
| Tape measure Grant 8,819,955 - Chapin , et al. September 2, 2 | 2014-09-02 |
| Tape Measure App 20130232806 - Chapin; David ; et al. | 2013-09-12 |
| Device to improve effectiveness of pulse detonation cleaning Grant 8,220,420 - Taylor , et al. July 17, 2 | 2012-07-17 |
| Device To Improve Effectiveness Of Pulse Detonation Cleaning App 20110226284 - Taylor; Robert Warren ; et al. | 2011-09-22 |
| Pulse Detonation Combustor Valve For High Temperature And High Pressure Operation App 20090139199 - Kenyon; Ross Hartley ; et al. | 2009-06-04 |
| Method And Apparatus For Tailoring The Equivalence Ratio In A Valved Pulse Detonation Combustor App 20090139203 - Rasheed; Adam ; et al. | 2009-06-04 |
| Screw driver handle Grant D414,096 - Chapin , et al. September 21, 1 | 1999-09-21 |
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