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San Jose, CA, United States of America

Techwell, Inc.

USPTO Granted Patents = 16

% Expired Patents = 56.3

Trademarks = 1

Forward Citations = 121

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18 inventors (with patents filed for the assignee):

Mark J Fimoff (5 out of 81 patents)

Greg Tomezak (4 out of 7 patents)

Jin Hong Kim (4 out of 20 patents)

4. Gregory Tomezak (3 out of 8 patents)

5. Dennis M Mutzabaugh (3 out of 24 patents)

6. Feng Yang (3 out of 7 patents)

7. Honghui Xu (2 out of 6 patents)

8. Khanh Lam (2 out of 7 patents)

9. Chi-Hao Yang (2 out of 2 patents)

10. Joon Tae Kim (2 out of 10 patents)

11. Feng Kuo (1 out of 5 patents)

12. David W Ritter (1 out of 36 patents)

13. Jinghua Jin (1 out of 4 patents)

14. Chien-Chung Huang (1 out of 3 patents)

15. Shidong Chen (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 8576966 - Systems and methods for detecting tampering with video transmission systems (2013-11-05),

2. 8576898 - SLOC spot monitoring (2013-11-05),

3. 8432957 - Carrier phase independent symbol timing recovery methods for VSB receivers (2013-04-30),

4. 8428188 - Carrier phase offset correction for a QAM system (2013-04-23),

5. 8422611 - Analog equalizer systems and methods for baseband video signals (2013-04-16),

6. 8401129 - Digital automatic gain control (2013-03-19),

7. 8385397 - Method for determining the step size for an LMS adaptive equalizer for 8VSB (2013-02-26),

8. 8306153 - Method and system for tracking phase in a receiver for 8VSB (2012-11-06),

9. 8259859 - Method and system for carrier recovery for QAM (2012-09-04),

10. 7697642 - Reducing equalizer error propagation with a low complexity soft output Viterbi decoder (2010-04-13),

11. 7697604 - Dual pDFE system with forward-backward viterbi (2010-04-13),

12. 7616685 - Method for channel tracking in an LMS adaptive equalizer for 8VSB (2009-11-10),

13. 7474990 - Timing error detector for vestigial side band (VSB) (2009-01-06),

14. 6833875 - Multi-standard video decoder (2004-12-21),

15. 6573940 - Sample rate converters for video signals (2003-06-03),

Techwell, Inc. is a technology company based in San Jose, California, specializing in advanced semiconductor solutions. The company focuses on developing innovative products for high-performance applications, particularly in the fields of video processing, imaging, and multimedia. Techwell's expertise encompasses various domains, including consumer electronics and telecommunications, where it aims to enhance user experiences through cutting-edge technology and efficient design. The organization is committed to driving advancements in its industry through continuous research and development.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

16 Patents

#397 in San Jose, CA

#4,767 in California

#19,907 in US

#37,788 in the World

San Jose, CA, United States of America

Techwell, Inc.

Forward Citations = 121

18 inventors:

Mark J Fimoff (5 out of 81 patents)

Greg Tomezak (4 out of 7 patents)

Jin Hong Kim (4 out of 20 patents)

4. Gregory Tomezak (3 out of 8 patents)

5. Dennis M Mutzabaugh (3 out of 24 patents)

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