John R. Rhodes

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Austin, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for preventing nitrogen interference in pyro-e...
- Patent number 6,867,047
- Issue date Mar 15, 2005
- Spectro Analytical Instruments
- John R. Rhodes
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for the on-stream analysis of total sulfur and...
- Patent number 6,830,730
- Issue date Dec 14, 2004
- SpectrolAnalytical Instruments
- John R. Rhodes
- G01 - MEASURING TESTING
Information Patent Grant
Aerial prospecting
- Patent number 4,137,751
- Issue date Feb 6, 1979
- Columbia Scientific Industries, Inc.
- John R. Rhodes
- G01 - MEASURING TESTING
Information Patent Grant
High speed pulse processing
- Patent number 4,021,667
- Issue date May 3, 1977
- Columbia Scientific Industries Corporation
- Kermit D. Clausen
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for collection and analysis of mercury in the...
- Patent number 3,940,614
- Issue date Feb 24, 1976
- Columbia Scientific Industries Corporation
- John R. Rhodes
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for preventing nitrogen interference in pyro-e...
- Publication number 20030049855
- Publication date Mar 13, 2003
- Spector Analytical Instruments
- John R. Rhodes
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for the on-stream analysis of total sulfur and...
- Publication number 20030049854
- Publication date Mar 13, 2003
- John R. Rhodes
- G01 - MEASURING TESTING