Robert G. Stark Sr.

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Seattle, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Expandable fiberglass pressure vessel having internal pipe connection
- Patent number 4,906,368
- Issue date Mar 6, 1990
- Robert G. Stark
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hydraulic distribution valve
- Patent number 4,632,148
- Issue date Dec 30, 1986
- Robert G. Stark
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve and actuator
- Patent number 4,627,466
- Issue date Dec 9, 1986
- Robert G. Stark
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fiberglass molded pressure vessel and method of making same
- Patent number 4,588,106
- Issue date May 13, 1986
- Robert G. Stark
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL