JH

John C. Hilliard

CP Champion Spark Plug: 1 patents #18 of 71Top 30%
GI Gas Research Institute: 1 patents #343 of 808Top 45%
Overall (All Time): #1,663,794 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4995805 Method and apparatus for increasing radiant heat production of hydrocarbon fuel combustion systems 1991-02-26
4716874 Control for spark ignited internal combustion engine Anthony K. Chan 1988-01-05
4355262 Electric arc apparatus Anthony K. Chan, Alan Jones, Felix J. Weinberg 1982-10-19