Cherng-Daw Hwang

This inventor holds 11 USPTO granted patents and 1 published patent application. Top assignees: Cisco Technology, Inc., Other. Active years: 2003-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Cherng-Daw Hwang. Retrieved from https://idiyas.com/inventor/cherng-daw-hwang

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

Calculating rank

USPTO Granted Patents = 11 (Patent Applications = 1)

% Patents Active = 72.7

Average Co-Inventor Count = 2.6

ph-index = 9

Forward Citations = 315(Granted Patents)

Company Filing History:

10 out of 21,424

Cisco Technology, Inc.

patents

1 out of 834,601

Other

patents

Years Active: 2003-2014

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8848695 - Method and apparatus for providing ringing timeout disconnect supervision in remote telephone extensions using voice over packet-data-network systems (VOPS) (2014-09-30),

2. 8126009 - Method and apparatus for providing ringing timeout disconnect supervision in remote telephone extensions using voice over packet-data-network systems (VOPS) (2012-02-28),

3. 7830409 - Split screen video in a multimedia communication system (2010-11-09),

4. 7339924 - Method and apparatus for providing ringing timeout disconnect supervision in remote telephone extensions using voice over packet-data-network systems (VOPS) (2008-03-04),

5. 7245630 - Method and apparatus for routing integrated data, voice, and video traffic (2007-07-17),

6. 7058075 - Self-configuring interface for communication protocols (2006-06-06),

7. 7009962 - Method and apparatus for providing forwarding on ring-no-answer for remote telephone extensions using voice over packet-data-network systems (VOPS) (2006-03-07),

8. 6763017 - Method and apparatus for voice port hunting of remote telephone extensions using voice over packet-data-network systems (VOPS) (2004-07-13),

9. 6611531 - Method and apparatus for routing integrated data, voice, and video traffic (2003-08-26),

10. 6584108 - Method and apparatus for dynamic allocation of multiple signal processing resources among multiple channels in voice over packet-data-network systems (VOPS) (2003-06-24),

11. 6535505 - Method and apparatus for providing a time-division multiplexing (TDM) interface among a high-speed data stream and multiple processors (2003-03-18),

Title: Top Inventor in San Jose

Introduction: Shan Liu is a prominent inventor based in San Jose, California. He has made significant contributions to his field and is recognized for his innovative ideas and patents.

Latest Patents: Shan Liu has recently been awarded several patents that showcase his expertise and creativity in technology.

Career Highlights: Throughout his career, Liu has achieved numerous milestones, establishing himself as a leader in innovation.

Collaborations: He has worked with various companies and institutions, fostering partnerships that enhance his research and development efforts.

Conclusion: Shan Liu continues to be a driving force in the world of invention, inspiring others with his work and dedication.

Profile summary based on public USPTO records.

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]

1 patent pending: