Troy, MI, United States of America

Chuck Chang

This inventor holds 2 USPTO granted patents. Top assignee: Eaton Corporation. Active years: 2003-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chuck Chang. Retrieved from https://idiyas.com/inventor/chuck-chang-66afyzxe

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 = 3.4

ph-index = 2

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 2003-2004

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2 patents (USPTO):Explore Patents

Title: Chuck Chang - Innovator in Hydraulic Systems

Introduction

Chuck Chang is a notable inventor based in Troy, MI (US), recognized for his contributions to hydraulic systems. He holds 2 patents that showcase his innovative approach to engineering challenges. His work primarily focuses on enhancing the efficiency and functionality of hydraulic circuits.

Latest Patents

One of Chuck's latest patents is for a removable cartridge assembly designed for filtering bi-directional axial flow and radial flow. This invention involves a one-piece filter cartridge formed by inserting an open-ended cylindrical screen and an end screen into a mold, overmolding it with engineered resinous material. This design creates spaced annular and axial support ribs for the screen material, making it suitable for use in hydraulic circuits without the need for backwashing trapped particles. Another significant patent is for an electro-hydraulic manifold assembly that controls the deactivation of combustion chamber valves in a multicylinder engine. This assembly includes a solenoid valve and manifold that connects with hydraulic circuits to manage the combustion chamber valves of selected cylinders, enhancing engine performance.

Career Highlights

Chuck Chang is currently employed at Eaton Corporation, a leading company in power management solutions. His work at Eaton has allowed him to develop innovative solutions that address complex engineering problems in hydraulic systems.

Collaborations

Throughout his career, Chuck has collaborated with talented individuals such as Kenneth J Parker and Jorge A Moreno. These collaborations have contributed to the successful development of his patented technologies.

Conclusion

Chuck Chang's innovative work in hydraulic systems exemplifies the impact of engineering on modern technology. His patents reflect a commitment to improving efficiency and functionality in hydraulic applications.

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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