Ralph H. Hill, Jr.

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San Antonio, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Compact handheld non-laser detector for greenhouse gasses
- Patent number 8,134,127
- Issue date Mar 13, 2012
- Southwest Research Institute
- Ralph Henry Hill, Jr.
- G01 - MEASURING TESTING
Information Patent Grant
Compact handheld detector for greenhouse gasses
- Patent number 8,085,301
- Issue date Dec 27, 2011
- Southwest Research Institute
- Ralph Henry Hill, Jr.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Indicators for early detection of potential failures due to water e...
- Patent number 7,002,079
- Issue date Feb 21, 2006
- Electric Power Research Institute
- Joseph N. Mitchell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Chemically-doped composite insulator for early detection of potenti...
- Patent number 6,930,254
- Issue date Aug 16, 2005
- Electric Power Research Institute
- Andrew J. Philips
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Compact Handheld Non-Laser Detector For Greenhouse Gasses
- Publication number 20110278458
- Publication date Nov 17, 2011
- SOUTHWEST RESEARCH INSTITUTE
- Ralph Henry Hill, JR.
- G01 - MEASURING TESTING
Information Patent Application
Compact handheld non-laser detector for greenhouse gasses
- Publication number 20100230593
- Publication date Sep 16, 2010
- SOUTHWEST RESEARCH INSTITUTE
- Ralph Henry Hill, JR.
- G01 - MEASURING TESTING
Information Patent Application
Compact handheld detector for greenhouse gasses
- Publication number 20100231722
- Publication date Sep 16, 2010
- SOUTHWEST RESEARCH INSTITUTE
- Ralph Henry Hill, JR.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE