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Trevor K. Markham
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San Antonio, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
System and method of pumping liquified gas
Patent number
6,923,007
Issue date
Aug 2, 2005
Trevor K. Markham
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Pressure regulated, safety bypass valved, bottle adapted fitting fo...
Patent number
6,907,900
Issue date
Jun 21, 2005
Trevor K. Markham
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Pneumatically driven liquified gas booster pump
Patent number
6,729,860
Issue date
May 4, 2004
Trevor K. Markham
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gas regulator with multiple regulated outlet ports
Patent number
6,340,034
Issue date
Jan 22, 2002
Glen M. Arnott
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Adaptor for engaging a gas pressure source to a gas port
Patent number
5,979,496
Issue date
Nov 9, 1999
Holt; Daniel A.
Trevor K. Markham
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Fluid pressure regulator
Patent number
5,899,221
Issue date
May 4, 1999
Daniel A. Holt
G05 - CONTROLLING REGULATING
Information
Patent Grant
Fluid pressure regulator
Patent number
5,522,421
Issue date
Jun 4, 1996
Holt; Daniel A.
Daniel A. Holt
G05 - CONTROLLING REGULATING
Information
Patent Grant
Fluid pressure regulator
Patent number
5,411,053
Issue date
May 2, 1995
Holt; Daniel A.
Trevor K. Markham
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
Pressure regulated, safety bypass valved, bottle adapted fitting fo...
Publication number
20030217774
Publication date
Nov 27, 2003
Daniel Holt
Trevor K. Markham
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...