logo

For the Inventor, By the Inventor

Taichung, Taiwan

Yeong-Jar Chang

This inventor holds 19 USPTO granted patents and 3 published patent applications, primarily in Thermal Estimation. Top assignees: Industrial Technology Research Institute, Faraday Technology Corporation, Chung Yuan Christian University. Active years: 2005-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yeong-Jar Chang. Retrieved from https://idiyas.com/inventor/yeong-jar-chang

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

Calculating rank
USPTO Granted Patents = 19 

% Patents Active = 63.2

Average Co-Inventor Count = 3.1

ph-index = 5

Forward Citations = 81(Granted Patents)


Location History:

  • Taiping, TW (2007)
  • Taichung, TW (2005 - 2009)
  • Taichung County, TW (2008 - 2011)
  • Hsinchu County, TW (2010 - 2017)
  • Hsinchu, TW (2005 - 2018)
  • Zhubei, TW (2020)

Company Filing History:

goldMedal11 out of 9,312 
 
Industrial Technology Research Institute
 patents
silverMedal8 out of 412 
 
Faraday Technology Corporation
 patents
bronzeMedal1 out of 257 
 
Chung Yuan Christian University
 patents
where one patent can have more than one assignee

Years Active: 2005-2026

Loading Chart...
Areas of Expertise:
Monte Carlo Analysis
Thermal Estimation
Jitter Measurement
Semiconductor Packaging
Integrated Circuit
Built-In Self-Test
Analog-to-Digital Converter
Phase Locked Loop
Memory Testing
Controllable Delay Line
Sample and Hold Circuit
Current Reduction
19 patents (USPTO):Explore Patents
1. 12651184 - Electronic device and method for performing Monte Carlo analysis based on quantum circuit (2026-06-09),
2. 10628627 - Thermal estimation device and thermal estimation method (2020-04-21),
3. 10009017 - On-chip apparatus and method for jitter measurement (2018-06-26),
4. 9773080 - Thermal simulation device and method (2017-09-26),
5. 8404501 - Semiconductor package structure and manufacturing method thereof (2013-03-26),
6. 7945404 - Clock jitter measurement circuit and integrated circuit having the same (2011-05-17),
7. 7912166 - Built-in jitter measurement circuit (2011-03-22),
8. 7904874 - Opposite-phase scheme for peak current reduction (2011-03-08),
9. 7716542 - Programmable memory built-in self-test circuit and clock switching circuit thereof (2010-05-11),
10. 7603602 - Built-in self test circuit for analog-to-digital converter and phase lock loop and the testing methods thereof (2009-10-13),
11. 7564285 - Controllable delay line and regulation compensation circuit thereof (2009-07-21),
12. 7506231 - Wrapper testing circuits and method thereof for system-on-a-chip (2009-03-17),
13. 7495479 - Sample and hold circuit and related data signal detecting method utilizing sample and hold circuit (2009-02-24),
14. 7475367 - Memory power models related to access information and methods thereof (2009-01-06),
15. 7352212 - Opposite-phase scheme for peak current reduction (2008-04-01),

Title: The Innovative Journey of Yeong-Jar Chang

Introduction: Yeong-Jar Chang, a distinguished inventor hailing from Taichung County, Taiwan, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Yeong-Jar Chang's most recent patents focus on advancements in renewable energy technologies, particularly in the development of solar power systems that are more efficient and cost-effective.

Career Highlights: With a career spanning over two decades, Yeong-Jar Chang has established himself as a leading figure in the innovation landscape. His work has been pivotal in shaping the renewable energy sector, with a strong emphasis on sustainability and environmental consciousness.

Collaborations: Throughout his career, Yeong-Jar Chang has collaborated with various research institutions, universities, and companies to further his research and bring his inventions to life. His collaborative efforts have led to the successful implementation of several cutting-edge technologies in the market.

Conclusion: Yeong-Jar Chang's passion for innovation and commitment to creating a more sustainable future have solidified his position as a visionary inventor. His relentless pursuit of excellence continues to inspire the next generation of inventors and researchers in the ever-evolving field of technology.

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]
Loading…