Norman A. Josephson

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Dallas, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for presentation of on-line directional sound
- Patent number 5,566,241
- Issue date Oct 15, 1996
- Texas Instruments Incorporated
- Russell F. Lewis
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and apparatus for presentation of on-line directional sound
- Patent number 5,469,511
- Issue date Nov 21, 1995
- Texas Instruments Incorporated
- Russell F. Lewis
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and apparatus for providing a portable visual display
- Patent number 5,322,441
- Issue date Jun 21, 1994
- Texas Instruments Incorporated
- Russell F. Lewis
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS