For the Inventor, By the Inventor

Enter assignee name

San Jose, CA, United States of America

Sierra Semiconductor

Calculating rank

USPTO Granted Patents = 22

Forward Citations = 430

Loading Chart...

Loading Chart...

20 inventors (with patents filed for the assignee):

Jyn-Bang Shyu (4 out of 18 patents)

Roubik Gregorian (4 out of 18 patents)

Vincent S Tso (4 out of 10 patents)

4. Joseph N Babanezhad (3 out of 3 patents)

5. Frank M Dunlap (3 out of 5 patents)

6. Tao Lin (2 out of 53 patents)

7. Bahram Fotouhi (2 out of 27 patents)

8. Ying K Shum (2 out of 5 patents)

9. Donald Robert Pannell (1 out of 103 patents)

10. Te-Long Chiu (1 out of 10 patents)

11. Joseph G Nolan, Iii (1 out of 12 patents)

12. Michael Allen Van Buskirk (1 out of 77 patents)

13. Mir Bahram Ghaderi (1 out of 11 patents)

14. Earl Gibson (1 out of 1 patent)

15. Sik K Lui (1 out of 6 patents)

22 patents: Sort by Forward Citations

1. 5917352 - Three-state phase-detector/charge pump with no dead-band offering (1999-06-29),

2. 5825166 - Power supply self-adjusted circuit for dual or multiple voltage (1998-10-20),

3. 5808630 - Split video architecture for personal computers (1998-09-15),

4. 5675294 - Single pin crystal oscillator circuit (1997-10-07),

5. 5598552 - Error free data transfers (1997-01-28),

6. 5586309 - Universal programming interface for clock generators operable in a (1996-12-17),

7. 5550495 - All MOS voltage to current converter (1996-08-27),

8. 5489902 - Dynamic power saving video DAC (1996-02-06),

9. 5479590 - Anti-aliasing method for polynomial curves using integer arithmetics (1995-12-26),

10. 5473600 - Efficient data storage arrangement for far-end echo canceller (1995-12-05),

11. 5436597 - Pro-capture circuit for phase locked loop circuits (1995-07-25),

12. 5423009 - Dynamic sizing bus controller that allows unrestricted byte enable (1995-06-06),

13. 5377260 - Telephone circuit to control off-hook status during receipt of caller-ID (1994-12-27),

14. 5332935 - ECL and TTL to CMOS logic converter (1994-07-26),

15. 5258714 - Virtual current sensing system (1993-11-02),

Company Overview

Sierra Semiconductor, based in San Jose, California, specializes in advanced semiconductor solutions, focusing on high-performance integrated circuits and systems. The company is dedicated to developing innovative technologies that enhance connectivity and efficiency in various applications, including telecommunications and data processing. With a strong emphasis on research and development, Sierra Semiconductor aims to drive advancements in the semiconductor industry, contributing to the evolution of modern electronic devices and systems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

22 Patents

#327 in San Jose, CA

#3,590 in California

#15,051 in US

#28,807 in the World

San Jose, CA, United States of America

Sierra Semiconductor

Forward Citations = 430

20 inventors:

Jyn-Bang Shyu (4 out of 18 patents)

Roubik Gregorian (4 out of 18 patents)

Vincent S Tso (4 out of 10 patents)

4. Joseph N Babanezhad (3 out of 3 patents)

5. Frank M Dunlap (3 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sierra Semiconductor. Retrieved from https://idiyas.com/company/sierra-semiconductor

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

Loading…