Richard L. Earle

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Mendon, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotary variable differential transformer
- Patent number 4,551,699
- Issue date Nov 5, 1985
- Sperry Corporation
- Joannes N. M. de Jong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Capacitive pressure transducer
- Patent number 4,442,474
- Issue date Apr 10, 1984
- Sperry Corporation
- Joannes N. M. de Jong
- G01 - MEASURING TESTING
Information Patent Grant
Turboflapper nozzle systems
- Patent number 4,425,509
- Issue date Jan 10, 1984
- Sperry Corporation
- Joannes N. M. de Jong
- G05 - CONTROLLING REGULATING
Information Patent Grant
Wave velocity detecting schemes for traveling wave flow meter
- Patent number 4,409,830
- Issue date Oct 18, 1983
- Sperry Corporation
- Joannes M. M. de Jong
- G01 - MEASURING TESTING