Richard D. Cunningham

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Omaha, NB, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of automatically measuring fluid flow rates
- Patent number 4,653,321
- Issue date Mar 31, 1987
- Enron Corp.
- Richard D. Cunningham
- G01 - MEASURING TESTING
Information Patent Grant
Method for automatically measuring the amount of water in a natural...
- Patent number 4,535,620
- Issue date Aug 20, 1985
- InterNorth, Inc.
- Richard D. Cunningham
- G01 - MEASURING TESTING
Information Patent Grant
Portable machine for testing protective coatings
- Patent number 4,065,964
- Issue date Jan 3, 1978
- Northern Natural Gas Company
- Richard D. Cunningham
- G01 - MEASURING TESTING