Inventor

STARK SR ROBERT G

US5 patents

Patents

5 patents

US4632148ADec 30, 1986

Hydraulic distribution valve

STARK SR ROBERT G43 citations88

US4574404AMar 11, 1986

Airlift bulkhead

STARK SR ROBERT G10 citations69

US4588106AMay 13, 1986

Fiberglass molded pressure vessel and method of making same

STARK SR ROBERT G18 citations67

US4627466ADec 9, 1986

Valve and actuator

STARK SR ROBERT G4 citations58

US4906368AMar 6, 1990

Expandable fiberglass pressure vessel having internal pipe connection

STARK SR ROBERT G0 citations45