Joseph B. Gehret, Jr.

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Lynnfield, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for controlling internal combustion engine emissions
- Patent number 7,243,017
- Issue date Jul 10, 2007
- Tecogen, Inc.
- Joseph B. Gehret, Jr.
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Engine driven power inverter system with cogeneration
- Patent number 7,239,034
- Issue date Jul 3, 2007
- Tecogen, Inc.
- Joseph B. Gehret, Jr.
- B60 - VEHICLES IN GENERAL