David A. Bruner

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Versailles, KY, US

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Patents Grantslast 30 patents

Information Patent Grant
Low profile tactile keyswitch
- Patent number 5,268,545
- Issue date Dec 7, 1993
- Lexmark International, Inc.
- David A. Bruner
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Long keybutton stabilizer
- Patent number 5,003,140
- Issue date Mar 26, 1991
- International Business Machines Corporation
- William A. Abell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Key switch mechanism and membrane actuator
- Patent number 4,931,606
- Issue date Jun 5, 1990
- International Business Machines Corporation
- David A. Bruner
- H01 - BASIC ELECTRIC ELEMENTS