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Soft shift SPM valve
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Patent number 11,326,716
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Issue date May 10, 2022
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The Subsea Company
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Barry J McMiles
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Flow activated circulating valve
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Patent number 9,267,345
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Issue date Feb 23, 2016
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Interwell AS
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Eirik Grande
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fuel feeding pipe
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Patent number 7,040,669
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Issue date May 9, 2006
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Asteer Co., Ltd.
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Toru Kenmotsu
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Flow control valve coupling structure
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Patent number 6,883,538
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Issue date Apr 26, 2005
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Pacific Engineering Corp.
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Masayuki Toyokawa
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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In-line check valve
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Patent number 5,174,327
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Issue date Dec 29, 1992
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The Viking Corporation
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Perin E. Truax
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Poppet valve
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Patent number 4,712,619
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Issue date Dec 15, 1987
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Halliburton Company
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Lee W. Stepp
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E21 - EARTH DRILLING MINING
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3910307
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Patent number 3,910,307
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Issue date Oct 7, 1975
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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3850194
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Patent number 3,850,194
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Issue date Nov 26, 1974
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E21 - EARTH DRILLING MINING
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3542057
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Patent number 3,542,057
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Issue date Nov 24, 1970
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E03 - WATER SUPPLY SEWERAGE
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3473609
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Patent number 3,473,609
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Issue date Oct 21, 1969
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E21 - EARTH DRILLING MINING
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3459217
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Patent number 3,459,217
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Issue date Aug 5, 1969
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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3084709
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Patent number 3,084,709
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Issue date Apr 9, 1963
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2900998
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Patent number 2,900,998
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Issue date Aug 25, 1959
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2737199
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Patent number 2,737,199
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Issue date Mar 6, 1956
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B60 - VEHICLES IN GENERAL
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2578069
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Patent number 2,578,069
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Issue date Dec 11, 1951
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2454072
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Patent number 2,454,072
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Issue date Nov 16, 1948
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2322139
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Patent number 2,322,139
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Issue date Jun 15, 1943
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2262726
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Patent number 2,262,726
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Issue date Nov 11, 1941
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2216622
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Patent number 2,216,622
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Issue date Oct 1, 1940
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2148327
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Patent number 2,148,327
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Issue date Feb 21, 1939
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E21 - EARTH DRILLING MINING