Zhubei, Taiwan

Feng-Jen Chang

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Sitronix Technology Corporation. Active years: 2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Feng-Jen Chang. Retrieved from https://idiyas.com/inventor/feng-jen-chang

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2022

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1 patent (USPTO):Explore Patents

Title: Feng-Jen Chang: Inventor of a Fan Control System

Introduction

Feng-Jen Chang is an inventor based in Zhubei, Taiwan. His work includes a patented fan control system designed to monitor system conditions and provide confirmation signals.

Latest Patents

Chang’s listed patent is “Fan Control System.” The invention includes a controller that controls a fan and a detection circuit that detects at least one state of the fan control system. Based on the detected state, the circuit generates a confirmation signal representing that state. Chang is credited with 1 patent.

Career Highlights

Chang is associated with Sitronix Technology Corporation. His patent describes an approach to fan control that combines operation of the fan with detection and confirmation of system states.

Collaborations

Chang’s listed coworkers include Chung-Hsin Su and Hui-Tsung Yang.

Conclusion

Feng-Jen Chang’s patent work at Sitronix Technology Corporation includes a fan control system that detects operating states and communicates them through a confirmation signal.

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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