Richard S. Davis

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San Francisco, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Yieldable gearing and safety mechanisms for garage door operators
- Patent number 5,557,887
- Issue date Sep 24, 1996
- Fellows; Jerry W.
- Jerry W. Fellows
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Modular enclosure apparatus
- Patent number 5,471,099
- Issue date Nov 28, 1995
- HJS&E Engineering
- Henri J. Larabell
- G11 - INFORMATION STORAGE
Information Patent Grant
Dynamic braking circuit for universal motor
- Patent number 4,751,414
- Issue date Jun 14, 1988
- Richard S. Davis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Pasta extruder apparatus
- Patent number 4,383,813
- Issue date May 17, 1983
- Cuisinarts, Inc.
- Allen F. Podell
- A21 - BAKING EDIBLE DOUGHS