Richard D. Marquess

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Concord, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Accelerometer including an overall arrangement for reducing tempera...
- Patent number 4,338,819
- Issue date Jul 13, 1982
- Systron Donner Corporation
- Richard D. Marquess
- G01 - MEASURING TESTING
Information Patent Grant
Bearing preload assembly for use in an oil filled accelerometer
- Patent number 4,249,420
- Issue date Feb 10, 1981
- Systron Donner Corporation
- Richard D. Marquess
- G01 - MEASURING TESTING
Information Patent Grant
Stable preload shock mounted bearing assembly
- Patent number 4,160,568
- Issue date Jul 10, 1979
- Systron Donner Corporation
- Richard D. Marquess
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Subminiature linear accelerometer
- Patent number 4,080,835
- Issue date Mar 28, 1978
- Systron Donner Corporation
- Richard Donovan Marquess
- G01 - MEASURING TESTING