Wakefield; David L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wakefield; David L..The latest application filed is for "vent valve".
- Wakefield; David L. - Loves Park IL
- Wakefield; David L. - North Branford CT
- Wakefield, David L. - North Haven CT
- Wakefield; David L. - St. Paul MN
| Patent | Date |
|---|---|
| Reservoir vent and thermal stabilization orifice Grant 10,578,130 - Wakefield , et al. | 2020-03-03 |
| Vent valve Grant 9,404,593 - Wakefield , et al. August 2, 2 | 2016-08-02 |
| Gear root geometry for increased carryover volume Grant 9,057,372 - Wakefield , et al. June 16, 2 | 2015-06-16 |
| Vent Valve App 20140345699 - Wakefield; David L. ; et al. | 2014-11-27 |
| Reservoir Vent and Thermal Stabilization Orifice App 20140314595 - Wakefield; David L. ; et al. | 2014-10-23 |
| Carrier for planetary gear system Grant 8,771,124 - Norem , et al. July 8, 2 | 2014-07-08 |
| Carrier For Planetary Gear System App 20130184114 - Norem; Dean A. ; et al. | 2013-07-18 |
| Gear Root Geometry For Increased Carryover Volume App 20120141316 - Wakefield; David L. ; et al. | 2012-06-07 |
| Level having a laser beam source Grant 6,360,446 - Bijawat , et al. March 26, 2 | 2002-03-26 |
| Device for sensing and locating objects hidden behind accessible surfaces of architectural structures App 20010007420 - Bijawat, Viresh ; et al. | 2001-07-12 |
| Hand-held hidden object sensor for sensing a location of objects hidden behind a surface of an architectural structure Grant 6,211,662 - Bijawat , et al. April 3, 2 | 2001-04-03 |
| Measuring device with housing orientation indicator and position transferring focused light-beam source Grant 6,209,219 - Wakefield , et al. April 3, 2 | 2001-04-03 |
| Method of patching liners of large glass-lined reactors Grant 4,940,607 - Culler , et al. July 10, 1 | 1990-07-10 |
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