PROCKNOW; David
Patent Applications and Registrations
Patent applications and USPTO patent grants for PROCKNOW; David.The latest application filed is for "engine with control unit for lean burn operation".
- PROCKNOW; David - Elm Grove WI
| Patent | Date |
|---|---|
| Engine With Control Unit For Lean Burn Operation App 20220298988 - PROCKNOW; David ; et al. | 2022-09-22 |
| Engine with control unit for lean burn operation Grant 11,371,461 - Procknow , et al. June 28, 2 | 2022-06-28 |
| User-scalable Power Unit Including Removable Battery Packs App 20210354541 - ZEILER; Jeffrey ; et al. | 2021-11-18 |
| Engine With Control Unit For Lean Burn Operation App 20210087995 - PROCKNOW; David ; et al. | 2021-03-25 |
| User-scalable Power Unit Including Removable Battery Packs App 20190160972 - Zeiler; Jeffrey ; et al. | 2019-05-30 |
| Cooling system for air-cooled engines Grant 9,945,281 - Pitcel , et al. April 17, 2 | 2018-04-17 |
| Cooling System For Air-cooled Engines App 20170167353 - Pitcel; Michael ; et al. | 2017-06-15 |
| Hybrid lawn mower drive system Grant 8,863,485 - Pitcel , et al. October 21, 2 | 2014-10-21 |
| Hybrid Lawn Mower Drive System App 20140013722 - Pitcel; Michael ; et al. | 2014-01-16 |
| Pressure washer pump and engine system Grant 8,337,172 - Klika , et al. December 25, 2 | 2012-12-25 |
| Pressure Washer Pump And Engine System App 20110081261 - Klika; Daniel L. ; et al. | 2011-04-07 |
| Fluid level switch Grant 7,484,409 - Dykstra , et al. February 3, 2 | 2009-02-03 |
| Fluid level switch App 20070227244 - Dykstra; Richard A. ; et al. | 2007-10-04 |
| Direct lever overhead valve system Grant 6,349,688 - Gracyalny , et al. February 26, 2 | 2002-02-26 |
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