For the Inventor, By the Inventor

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Tarzana, CA, United States of America

Speech Systems, Inc.

USPTO Granted Patents = 3

Forward Citations = 108

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4 inventors (with patents filed for the assignee):

William Stuart Meisel (2 out of 3 patents)

W Andreas Wittenstein (1 out of 1 patent)

Wilson B Quan (1 out of 1 patent)

4. Ronald E Carlson (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5054085 - Preprocessing system for speech recognition (1991-10-01),

2. 4777649 - Acoustic feedback control of microphone positioning and speaking volume (1988-10-11),

3. 4718096 - Speech recognition system (1988-01-05),

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USPTO Data Jan 1 1976 - Jan 13 2026

3 Patents

#9 in Tarzana, CA

#16,448 in California

#72,125 in US

Tarzana, CA, United States of America

Speech Systems, Inc.

Forward Citations = 108

4 inventors:

William Stuart Meisel (2 out of 3 patents)

W Andreas Wittenstein (1 out of 1 patent)

Wilson B Quan (1 out of 1 patent)

4. Ronald E Carlson (1 out of 1 patent)

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