Inventor
HEFFEL JAMES W
US2 patents
Patents
2 patentsUS6612269B2Sep 2, 2003
Apparatus and method for operating internal combustion engines from variable mixtures of gaseous fuels
UNIV CALIFORNIA47 citations91
USRE42876ENov 1, 2011
Apparatus and method for operating internal combustion engines from variable mixtures of gaseous fuels
UNIV CALIFORNIA3 citations59