Taoyuan, Taiwan

Yung-Cheng Chang

This inventor holds 3 USPTO granted patents. Top assignee: Delta Electronics, Inc.. Active years: 2002-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yung-Cheng Chang. Retrieved from https://idiyas.com/inventor/yung-cheng-chang-m2lepgtj

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

Calculating rank

% Patents Active = 66.7

Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 46(Granted Patents)


Location History:

  • Taoyuan Shien, TW (2002)
  • Taoyuan Hsien, TW (2007 - 2011)

Company Filing History:


Years Active: 2002-2011

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3 patents (USPTO):Explore Patents

Title: Yung-Cheng Chang: Innovator in Electronic Device Technology

Introduction

Yung-Cheng Chang is a notable inventor based in Taoyuan Hsien, Taiwan. He has made significant contributions to the field of electronic devices, holding a total of 3 patents. His innovative designs focus on enhancing the functionality and safety of electronic appliances.

Latest Patents

One of Yung-Cheng Chang's latest patents is a tamper-evident mechanism designed for electronic appliances. This mechanism includes a first housing with a perforation surrounded by a ring-shaped member, and a second housing featuring a groove that corresponds to the perforation. The fastening device, which consists of a head portion and a shaft portion, securely couples the two housings together. Additionally, a shielding element is inserted into the perforation to protect the head portion of the fastening device.

Another significant patent is for an electronic device with a waterproof and heat-dissipating structure. This device features a housing with first and second openings, and a spacing structure that partitions the internal space into an air channel and a receptacle. A fan is included within the air channel to facilitate heat dissipation by inhaling ambient air through the first opening and exhausting it through the second opening.

Career Highlights

Yung-Cheng Chang is currently employed at Delta Electronics, Inc., a leading company in the electronic device industry. His work focuses on developing innovative solutions that improve the performance and reliability of electronic products.

Collaborations

Throughout his career, Yung-Cheng has collaborated with talented individuals such as Yin-Yuan Chen and Chien-Feng Chuang. These collaborations have contributed to the advancement of technology in their respective fields.

Conclusion

Yung-Cheng Chang is a prominent inventor whose work in electronic device technology has led to several important patents. His innovative designs continue to influence the industry and enhance the functionality of electronic appliances.

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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