Douglas A. Feldmaier

Follow

Person

Birmingham, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Engine with knock sensing apparatus having multiple frequency tuning
- Patent number 4,364,260
- Issue date Dec 21, 1982
- General Motors Corporation
- Francis H. Chen
- G01 - MEASURING TESTING
Information Patent Grant
Method of measurement of bulk temperatures of gas in engine cylinders
- Patent number 4,164,867
- Issue date Aug 21, 1979
- General Motors Corporation
- Robert Hickling
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS