Richard J. Hance

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Philadelphia, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Expandable phase change detector device
- Patent number 4,274,284
- Issue date Jun 23, 1981
- Leeds & Northrup Company
- Richard J. Hance
- G01 - MEASURING TESTING
Information Patent Grant
Expendable immersion thermocouple
- Patent number 4,229,230
- Issue date Oct 21, 1980
- Leeds & Northrup Company
- Richard J. Hance
- G01 - MEASURING TESTING
Information Patent Grant
Means for assembling expendable immersion thermocouples
- Patent number 4,179,309
- Issue date Dec 18, 1979
- Leeds & Northrup Company
- Richard J. Hance
- G01 - MEASURING TESTING
Information Patent Grant
Immersion sampler for molten metal
- Patent number 3,950,992
- Issue date Apr 20, 1976
- Leeds & Northrup Company
- Richard James Hance
- G01 - MEASURING TESTING