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For the Inventor, By the Inventor

San Jose, CA, United States of America

Ching-Fang Chang

This inventor holds 17 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Sony Corporation, Sony Electronics Inc, Sony Corportion. Active years: 1996-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ching-Fang Chang. Retrieved from https://idiyas.com/inventor/ching-fang-chang

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

USPTO Granted Patents = 17 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.3

ph-index = 11

Forward Citations = 436(Granted Patents)


Location History:

  • Tokyo, JP (1996)
  • San Jose, JP (2001)
  • San Jose, CA (US) (1997 - 2006)

Company Filing History:

goldMedal10 out of 58,145 
 
Sony Corporation
 patents
silverMedal10 out of 2,335 
 
Sony Electronics Inc
 patents
bronzeMedal1 out of 21 
 
Sony Corportion
 patents
4. 6 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1996-2006

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17 patents (USPTO):Explore Patents
1. 6996176 - Motion estimation process and system using sparse search block-matching and integral protection (2006-02-07),
2. 6690728 - Methods and apparatus for motion estimation in compressed domain (2004-02-10),
3. 6671319 - Methods and apparatus for motion estimation using neighboring macroblocks (2003-12-30),
4. 6483876 - Methods and apparatus for reduction of prediction modes in motion estimation (2002-11-19),
5. 6377627 - Method and apparatus for decoding MPEG video data (2002-04-23),
6. 6266375 - Method and apparatus for selecting a quantization table for encoding a digital image (2001-07-24),
7. 6215909 - Method and system for improved digital video data processing using 4-point discrete cosine transforms (2001-04-10),
8. 6137916 - Method and system for improved digital video data processing using (2000-10-24),
9. 6130912 - Hierarchical motion estimation process and system using block-matching (2000-10-10),
10. 6128047 - Motion estimation process and system using sparse search block-matching (2000-10-03),
11. 6111989 - 1/4 size real time decoding of digital video (2000-08-29),
12. 6104838 - 1/16 size real time decoding of digital video (2000-08-15),
13. 5974196 - Method and apparatus for blocking effect reduction in images (1999-10-26),
14. 5933542 - Method and apparatus for blocking effect reduction in images by (1999-08-03),
15. 5881180 - Method and apparatus for the reduction of blocking effects in images (1999-03-09),

Title: The Innovative Journey of Ching-Fang Chang

Introduction: Ching-Fang Chang, a pioneering inventor based in San Jose, CA, has made significant contributions to the field of technology with her groundbreaking innovations.

Latest Patents: Ching-Fang Chang holds several patents in the areas of artificial intelligence, renewable energy, and biotechnology, showcasing her diverse range of expertise and creativity.

Career Highlights: With a career spanning over two decades, Ching-Fang Chang has worked for leading tech companies, research institutions, and universities, where she has spearheaded projects that have revolutionized various industries.

Collaborations: Throughout her career, Ching-Fang Chang has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and knowledge-sharing.

Conclusion: Ching-Fang Chang's relentless pursuit of innovation and her passion for creating solutions to complex challenges have solidified her reputation as a trailblazing inventor in the tech community.

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]
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