Christopher J. Freitas

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San Antonio, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for contaminant removal using natural convection flow and...
- Patent number 6,799,587
- Issue date Oct 5, 2004
- Southwest Research Institute
- Mary C. Marshall
- B08 - CLEANING
Information Patent Grant
Apparatus for contaminant removal using natural convection flow and...
- Patent number 6,367,491
- Issue date Apr 9, 2002
- Southwest Research Institute
- Mary C. Marshall
- B08 - CLEANING
Information Patent Grant
Method for contaminant removal using natural convection flow and ch...
- Patent number 6,165,282
- Issue date Dec 26, 2000
- Southwest Research Institute
- Mary C. Marshall
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
Apparatus for contaminant removal using natural convection flow and...
- Publication number 20030056813
- Publication date Mar 27, 2003
- Mary C. Marshall
- B08 - CLEANING