Inventor

EMETT CRAIG JANZEN

US3 patents

Patents

3 patents

US9234150B2Jan 12, 2016

Low viscosity engine oil compositions

MARTIN RICHARD WAYNE6 citations79

US9234152B2Jan 12, 2016

High efficiency engine oil compositions

MARTIN RICHARD WAYNE3 citations68

US9234151B2Jan 12, 2016

Lubricating compositions

MARTIN RICHARD WAYNE2 citations58