Setauket, NY, United States of America

I-Lin Chang

This inventor holds 1 USPTO granted patent. Top assignee: The Peelle Company Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: I-Lin Chang. Retrieved from https://idiyas.com/inventor/i-lin-chang

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: I-Lin Chang: Innovator in Elevator Safety Technology

Introduction

I-Lin Chang is a notable inventor based in Setauket, NY, recognized for his contributions to elevator safety technology. With a focus on enhancing the functionality and safety of elevator systems, Chang has made significant strides in the field of engineering.

Latest Patents

Chang holds a patent for a device known as the Car Gate Reversing Edge. This innovative invention provides a scanning beam along the forward edge of an elevator car closure. The design allows the edge to lead a predetermined distance, ensuring sufficient time to stop or reverse the closure when an object interrupts the beam. Additionally, the mechanism retracts relative to the closure during the final closing movement, dwelling adjacent to the line at which the closure's forward edge closes.

Career Highlights

Throughout his career, I-Lin Chang has demonstrated a commitment to improving elevator safety. His work has not only contributed to the advancement of technology but has also prioritized user safety in everyday environments.

Collaborations

Chang has collaborated with notable colleagues, including H E Peelle, Jr. and Stefan Walkowiak, who have contributed to the development and implementation of innovative solutions in the elevator industry.

Conclusion

I-Lin Chang's work exemplifies the importance of innovation in enhancing safety technology. His contributions continue to impact the elevator industry positively, ensuring safer experiences for users.

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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