Thomas F. WELKER

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Waterloo, CA

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Patents Grantslast 30 patents

Information Patent Grant
Multiple axis rotary engine
- Patent number 10,323,517
- Issue date Jun 18, 2019
- Thomas F. Welker
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
MULTIPLE AXIS ROTARY ENGINE
- Publication number 20180128106
- Publication date May 10, 2018
- Thomas F. WELKER
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS