David S. Lindsay

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Sunnyvale, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
High resistivity inner shields for cabinets housing electronic circ...
- Patent number 5,574,249
- Issue date Nov 12, 1996
- Lindsay Audiophile Inc.
- David S. Lindsay
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High resistivity inner shields for audio cables and circuits
- Patent number 5,274,712
- Issue date Dec 28, 1993
- David S. Lindsay
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical conductor of high magnetic permeability material for aud...
- Patent number 5,099,518
- Issue date Mar 24, 1992
- David S. Lindsay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrical conductor of high magnetic permeability material for aud...
- Patent number 4,964,738
- Issue date Oct 23, 1990
- David S. Lindsay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
"Fritting" technique and apparatus for improving the sound of switc...
- Patent number 4,851,707
- Issue date Jul 25, 1989
- Lindsay Audiophyle Associates
- David S. Lindsay
- H01 - BASIC ELECTRIC ELEMENTS