Hsinchu, Taiwan

Jenq-Yang Chang

This inventor holds 10 USPTO granted patents and 5 published patent applications and 1 EPO patent. Top assignees: Authenx Inc., Other. Active years: 2022-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jenq-Yang Chang. Retrieved from https://idiyas.com/inventor/jenq-yang-chang-tt86aa2h

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

Calculating rank
USPTO Granted Patents = 10 

% Patents Active = 90.0


Average Co-Inventor Count = 6.3

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:

goldMedal5 out of 6 
 
Authenx Inc.
 patents
silverMedal1 out of 834,659 
Other
 patents
where one patent can have more than one assignee

Years Active: 2022-2026

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10 patents (USPTO):Explore Patents

Title: The Innovations of Jenq-Yang Chang

Introduction

Jenq-Yang Chang is a prominent inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of optical network devices, holding a total of 10 patents. His work focuses on enhancing the efficiency and functionality of optical communication systems.

Latest Patents

One of his latest patents is an optical network device and method for packaging an optical network device. This invention includes a substrate, a photonic integrated circuit, a fiber, and a packaging cap. The photonic integrated circuit is disposed on the substrate, while the fiber is configured to receive a first optical signal and transmit a second optical signal. Notably, the first wavelength of the first optical signal differs from the second wavelength of the second optical signal. The packaging cap is designed to combine the fiber with the substrate and to cover the photonic integrated circuit, ensuring proper alignment between the fiber and the photonic integrated circuit at an oblique angle.

Another significant patent is the optical fiber network device and optical fiber optic signal transmission method. This device also includes a fiber and a photonic integrated circuit. The fiber receives a first optical signal and transmits a second optical signal, with the wavelengths differing as in his previous invention. The photonic integrated circuit comprises a laser chip, a photodetector, and a wavelength division multiplexing coupler, among other components. This invention aims to improve the modulation of optical signals for enhanced communication.

Career Highlights

Throughout his career, Jenq-Yang Chang has worked with various companies, including Authenx Inc. His experience in the industry has allowed him to develop innovative solutions that address the challenges in optical networking.

Collaborations

Jenq-Yang Chang has collaborated with notable individuals in his field, including Po-Kuan Shen and Mao-Jen Wu. These collaborations have contributed to the advancement of his research and inventions.

Conclusion

Jenq-Yang Chang's contributions to optical network technology are noteworthy, with a focus on improving signal transmission and device efficiency. His innovative patents reflect his expertise and commitment to advancing the field of optical communications.

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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