JH

James W. Heffel

University of California: 1 patents #190 of 1,015Top 20%
📍 Yreka, CA: #2 of 5 inventorsTop 40%
🗺 California: #8,996 of 28,521 inventorsTop 35%
Overall (2003): #203,940 of 273,478Top 75%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6612269 Apparatus and method for operating internal combustion engines from variable mixtures of gaseous fuels Paul B. Scott 2003-09-02