Craig R. Hof

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San Salvador, BS

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Patents Grantslast 30 patents

Information Patent Grant
Process of making a reversible chemical thermometer
- Patent number 6,420,184
- Issue date Jul 16, 2002
- 3M Innovative Properties Company
- Craig R. Hof
- G01 - MEASURING TESTING
Information Patent Grant
Reversible chemical thermometer
- Patent number 6,241,385
- Issue date Jun 5, 2001
- 3M Innovative Properties Co.
- Craig R. Hof
- G01 - MEASURING TESTING
Information Patent Grant
Reversible chemical thermometer
- Patent number 5,816,707
- Issue date Oct 6, 1998
- Minnesota Mining and Manufacturing Company
- Craig R. Hof
- G01 - MEASURING TESTING
Information Patent Grant
Remote sterilization monitor
- Patent number 5,745,039
- Issue date Apr 28, 1998
- Minnesota Mining and Manufacturing Company
- Craig R. Hof
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE