Inventor

BOPP BRAD

US2 patents

Patents

2 patents

US9567896B2Feb 14, 2017

Method for modifying combustion chamber in a reciprocating piston internal combustion engine and resulting engine

SONEX RES INC10 citations79

US9567939B2Feb 14, 2017

Thermally stratified regenerative combustion chamber

SONEX RES INC5 citations68