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For the Inventor, By the Inventor

Hsinchu, Taiwan

Chien-Fu Tang

This inventor holds 58 USPTO granted patents and 23 published patent applications, primarily in Power Conversion Technology (CPC class H02M). Top assignees: Richtek Technology Corporation, Richtek Technology Corporation, R.o.c. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chien-Fu Tang. Retrieved from https://idiyas.com/inventor/chien-fu-tang

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

Calculating rank
USPTO Granted Patents = 58 

% Patents Active = 55.2

Average Co-Inventor Count = 3.2

ph-index = 5

Forward Citations = 109(Granted Patents)

Forward Citations (Not Self Cited) = 103(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • East Dist., Hsinchu, TW (2015)
  • Hsinchu, TW (2009 - 2023)

Company Filing History:

goldMedal57 out of 836 
 
Richtek Technology Corporation
 patents
silverMedal1 out of 68 
 
Richtek Technology Corporation, R.o.c
 patents

Years Active: 2009-2026

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Areas of Expertise:
Power Conversion
Flyback Converter
Adaptive Slew Rate
Power Switch Circuit
Current Sensing
Spike Suppression
Mixed Mode Compensation
Voltage Conversion
Soft-Start Switching
Power Factor Correction
Noise Immunity
Control Circuit
58 patents (USPTO):Explore Patents
1. 12658818 - High accuracy power conversion system having multiplex pin and control circuit and method thereof (2026-06-16),
2. 12556176 - Gate drive circuit (2026-02-17),
3. 12537446 - Adaptive slew rate resonant power converter and conversion control circuit and control method thereof (2026-01-27),
4. 11784570 - Power path switch circuit (2023-10-10),
5. 11489439 - Spike suppression circuit and power converter and control method thereof (2022-11-01),
6. 11303218 - Low delay time power converter circuit and driver circuit thereof (2022-04-12),
7. 11169179 - Current sensing circuit having self calibration (2021-11-09),
8. 10686383 - Power control circuit, pulse signal detection circuit, and pulse signal detection method (2020-06-16),
9. 10560012 - ZVS control circuit for use in a flyback power converter (2020-02-11),
10. 10505464 - Communication protocol circuit and discrete-time current sense circuit and method thereof (2019-12-10),
11. 10461652 - Flyback power converter and secondary side control circuit thereof (2019-10-29),
12. 10461624 - Power switch control circuit and open detection method thereof (2019-10-29),
13. 10355612 - Flyback power converter circuit and secondary side controller circuit thereof (2019-07-16),
14. 10326351 - Switching regulator and control circuit thereof (2019-06-18),
15. 10291137 - Flyback power converter circuit and high voltage start-up circuit thereof (2019-05-14),

Title: The Innovative Journey of Chien-Fu Tang

Introduction: Chien-Fu Tang, a pioneering inventor hailing from Hsinchu, Taiwan, has made significant contributions to the world of technology and innovation.

Latest Patents: Chien-Fu Tang holds several patents in the field of semiconductor technology, including advancements in nanotechnology and microelectronics.

Career Highlights: With a background in engineering and a passion for pushing the boundaries of what is possible, Chien-Fu Tang has worked for leading tech companies and research institutions, where he has spearheaded groundbreaking projects.

Collaborations: Throughout his career, Chien-Fu Tang has collaborated with top researchers, engineers, and scientists from around the globe, fostering a culture of innovation and excellence in all his endeavors.

Conclusion: Chien-Fu Tang's relentless pursuit of innovation and his commitment to pushing the boundaries of technology make him a true trailblazer in the world of inventions.

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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