James E. Messinger

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Salt Lake City, UT, US

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Patents Grantslast 30 patents

Information Patent Grant
Electronic level apparatus and method
- Patent number 4,932,132
- Issue date Jun 12, 1990
- Technical Research Associates, Inc.
- Charles D. Baker
- G01 - MEASURING TESTING
Information Patent Grant
Hematocrit reader apparatus and method
- Patent number 4,887,458
- Issue date Dec 19, 1989
- Separation Techology, Inc.
- Charles D. Baker
- G01 - MEASURING TESTING