Inventor · disambiguated record
Marvin R. Jones
Also filed as: COHEN JOHN H · JONES MARVIN R
22 granted patents·1,138 citations·filing 1974–1988
97Inventor score
Files withCAMERON IRON WORKS INC11KOOMEY BLOWOUT PREVENTERS INC6JONES MARVIN R2HELFER PAUL E1KOOMEY1
Top patents by PatentIndex Score
22 records- 0198US4955195AFluid control circuit and method of operating pressure responsive equipmentSTEWART & STEVENSON SERV INC·Filed 1988·Granted Sep 11, 1990·121 cites·18 claims
- 0295US4531580ARotating blowout preventersCAMERON IRON WORKS INC·Filed 1983·Granted Jul 30, 1985·145 cites·32 claims
- 0394US4078605ARiser pipe stringCAMERON IRON WORKS INC·Filed 1977·Granted Mar 14, 1978·101 cites·18 claims
- 0491US4347898AShear ram blowout preventerCAMERON IRON WORKS INC·Filed 1980·Granted Sep 7, 1982·89 cites·10 claims
- 0590US4132267APipe shearing ram assembly for blowout preventerCAMERON IRON WORKS INC·Filed 1978·Granted Jan 2, 1979·74 cites·2 claims
- 0689US4508313AValvesKOOMEY BLOWOUT PREVENTERS INC·Filed 1983·Granted Apr 2, 1985·79 cites·2 claims
- 0785US4057887APipe disconnecting apparatusCAMERON IRON WORKS INC·Filed 1976·Granted Nov 15, 1977·39 cites·41 claims
- 0883US4582293AHydraulically operated valvesKOOMEY BLOWOUT PREVENTERS INC·Filed 1982·Granted Apr 15, 1986·62 cites·38 claims
- 0983US4519577AFlow controlling apparatusKOOMEY BLOWOUT PREVENTERS INC·Filed 1984·Granted May 28, 1985·61 cites·1 claims
- 1081US4488703AValve apparatusJONES MARVIN R·Filed 1983·Granted Dec 18, 1984·43 cites·27 claims
- 1177US4638972AValve apparatusKOOMEY·Filed 1985·Granted Jan 27, 1987·39 cites·9 claims
- 1274US4223700AFlow line switchCAMERON IRON WORKS INC·Filed 1979·Granted Sep 23, 1980·34 cites·14 claims
- 1372US4580626ABlowout preventers having shear ramsKOOMEY BLOWOUT PREVENTERS INC·Filed 1984·Granted Apr 8, 1986·37 cites·24 claims
- 1471US4265424ABlowout preventer and improved ram packer structureCAMERON IRON WORKS INC·Filed 1979·Granted May 5, 1981·30 cites·12 claims
- 1571US4130161AUnderwater Christmas treeCAMERON IRON WORKS INC·Filed 1977·Granted Dec 19, 1978·31 cites·7 claims
- 1670US4007904AAnnular blowout preventerCAMERON IRON WORKS INC·Filed 1975·Granted Feb 15, 1977·30 cites·37 claims
- 1769US4589625AHydraulically operated valvesKOOMEY BLOWOUT PREVENTERS INC·Filed 1983·Granted May 20, 1986·35 cites·12 claims
- 1862US3957113APipe disconnecting apparatusCAMERON IRON WORKS INC·Filed 1974·Granted May 18, 1976·23 cites·8 claims
- 1954US4574662ADevice for removing a cork or other resilient stopper from the neck of a bottleJONES MARVIN R·Filed 1985·Granted Mar 11, 1986·14 cites·8 claims
- 2051US4519571AFluid operated, axially reciprocating actuatorKOOMEY BLOWOUT PREVENTERS INC·Filed 1984·Granted May 28, 1985·20 cites·32 claims
- 2146US4152015ACasing hangerCAMERON IRON WORKS INC·Filed 1977·Granted May 1, 1979·13 cites·7 claims
- 2243US4655431ARam-type blowout preventerHELFER PAUL E·Filed 1985·Granted Apr 7, 1987·18 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →