Milpitas, CA, United States of America

Huei Liang Chang

This inventor holds 3 USPTO granted patents. Top assignee: Stryker Corporation. Active years: 2000-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Huei Liang Chang. Retrieved from https://idiyas.com/inventor/huei-liang-chang

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 146(Granted Patents)


Company Filing History:


Years Active: 2000-2006

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3 patents (USPTO):Explore Patents

Title: The Innovations of Inventor Huei Liang Chang

Introduction

Huei Liang Chang, a notable inventor based in Milpitas, California, has made significant contributions to the field of medical technology. With a total of three patents to his name, Chang has focused on advancing endoscopic systems, which are critical in minimally invasive surgeries.

Latest Patents

Chang's latest innovations include an endoscope assembly that incorporates a scope-sensing light cable. This assembly features an endoscope, a light source, and a camera with a display. The innovative design allows the endoscope to store data about its operating characteristics in memory. When connected to the light source via a fiber optic cable, this memory data is utilized by an internal control processor to adjust the light emission accordingly. Furthermore, the control unit of the camera receives information about the endoscope type, ensuring that the image signals are processed correctly for clear display.

Another key patents revolve around an endoscope with an elongated shaft and a light post equipped with one or more sensed elements, potentially including magnets. These elements can be fitted in an adapter, which is designed to be removably attached to the light post, showcasing a practical approach to enhancing endoscopic technology.

Career Highlights

Huei Liang Chang works at Stryker Corporation, a company renowned for its innovative medical technologies. His work underscores the importance of integrating intelligent design with user-friendly functionalities in surgical tools.

Collaborations

Throughout his career, Chang has collaborated with various talented professionals, including colleagues Richard A. Beutter and YanPeng Ng. These partnerships have contributed to the successful development and implementation of pioneering medical devices that enhance surgical precision and patient outcomes.

Conclusion

In conclusion, Huei Liang Chang's work exemplifies the crucial role of innovation in the medical field. His advancements, particularly in endoscopic technology, reflect his commitment to improving surgical techniques and enhancing patient care. With ongoing contributions to medical devices, Chang continues to inspire future generations of inventors and medical professionals.

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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