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For the Inventor, By the Inventor

Taoyuan, Taiwan

Yu-Ming Chang

USPTO Granted Patents = 21 

 

Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 304(Granted Patents)


Location History:

  • Taipei, TW (1997)
  • Pingien, TW (2002)
  • Pingjen, TW (2003)
  • Taoyuan Shien, TW (2000 - 2007)
  • Taoyuan Hsien, TW (2008 - 2016)
  • Taoyuan County, TW (2016)
  • Kuei San, TW (2016)
  • Taoyuan, TW (2004 - 2021)

Company Filing History:

goldMedal21 out of 3,376 
 
Delta Electronics, Inc.
 patents

Years Active: 1997-2021

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21 patents (USPTO):Explore Patents
1. 11056906 - Integrated power supply system (2021-07-06),
2. 10752118 - Electric vehicle charging circuit and control method thereof (2020-08-25),
3. 10615698 - Resonant power converter and control method thereof (2020-04-07),
4. 10224825 - Primary side feedback control for a resonant converter with a transformer model (2019-03-05),
5. 9812961 - Direct current conversion device and operation method of the same (2017-11-07),
6. 9621070 - Power supply with multiple converters and averaged feedforward control (2017-04-11),
7. 9457672 - Charging apparatus with dynamical charging power and method of operating the same (2016-10-04),
8. 9362827 - Soft-switching bi-directional power converter and method of operating the same (2016-06-07),
9. 9331579 - Power balancing method for multiple module power supply using averaged feedback (2016-05-03),
10. 9318908 - Anti-theft charging system (2016-04-19),
11. 9236755 - Charging system for reducing harmonic wave and fabricating cost (2016-01-12),
12. 7729139 - Current source inverter with energy clamp circuit and controlling method thereof having relatively better effectiveness (2010-06-01),
13. 7433209 - Soft-switching DC/DC converter having relatively better effectiveness (2008-10-07),
14. 7215101 - Soft-switching DC/DC converter having relatively fewer elements (2007-05-08),
15. 6987675 - Soft-switched power converters (2006-01-17),

Title: Innovations by Inventor Yu-Ming Chang

Introduction

Yu-Ming Chang is a prominent inventor based in Taoyuan, Taiwan. With a remarkable portfolio of 21 patents, he has made significant contributions to the field of electrical engineering, particularly in renewable energy and electric vehicle technologies.

Latest Patents

One of Yu-Ming Chang's latest patents is the Integrated Power Supply System. This innovative system features a grid power source, renewable power sources, a rechargeable battery assembly, and various converters, all managed by a controller that stabilizes the bus voltage. Another noteworthy invention is the Electric Vehicle Charging Circuit and Control Method Thereof. This patent describes a circuit designed to efficiently charge electric vehicles, utilizing a first power converting circuit for output current and a second bi-directional power converting circuit that manages power flow between the storage device and the bus.

Career Highlights

Yu-Ming Chang is affiliated with Delta Electronics, Inc., a leading company known for its commitment to delivering innovative energy solutions. Throughout his career, he has focused on integrating sustainable technologies into practical applications, enabling advancements in renewable energy and electric vehicle markets.

Collaborations

In his journey, Yu-Ming has collaborated with talented coworkers such as Chih-Chiang Chan and Milan M. Jovanovic. Their collective expertise has fostered an environment of innovation, further enhancing the development of groundbreaking technologies within the company.

Conclusion

Yu-Ming Chang's contributions to the field of engineering reflect his dedication to innovation and sustainability. His patents not only showcase his inventiveness but also highlight the importance of creating integrated solutions for the future of energy systems. As technology continues to evolve, inventors like Yu-Ming Chang pave the way for a greener and more efficient world.

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