Krohnfeld; Ellard Harold
Patent Applications and Registrations
Patent applications and USPTO patent grants for Krohnfeld; Ellard Harold.The latest application filed is for "system, method, and apparatus for gas engine enhanced starting".
- Krohnfeld; Ellard Harold - Plymouth MN
| Patent | Date |
|---|---|
| System, method, and apparatus for gas engine enhanced starting Grant 8,751,139 - Barr , et al. June 10, 2 | 2014-06-10 |
| System, Method, And Apparatus For Gas Engine Enhanced Starting App 20110077847 - Barr; Soren Andrew ; et al. | 2011-03-31 |
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