Trumbull, CT, United States of America

Donald C Liu

This inventor holds 3 USPTO granted patents. Top assignees: W.c. Bradley/zebco Holdings, Inc., Other. Active years: 2004-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald C Liu. Retrieved from https://idiyas.com/inventor/donald-c-liu

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


Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 28(Granted Patents)


Company Filing History:


Years Active: 2004-2009

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3 patents (USPTO):Explore Patents

Title: **The Innovative Journey of Donald C. Liu**

Introduction

Donald C. Liu, an accomplished inventor based in Trumbull, CT, has made significant contributions to the fields of consumer electronics and sporting goods. With a total of three patents to his name, Liu's work reflects a blend of creativity and practical engineering solutions that cater to everyday needs.

Latest Patents

Among Liu's noteworthy inventions is the **Multi-functional Hot Beverage Brewing Device**. This innovative device features an obliquely shaped base member with planar top and bottom surfaces, allowing for the simultaneous brewing of multiple hot beverages. Each detachable decanter comes with a lid and a mechanism that ensures stability during the brewing process, preventing any spills.

Another remarkable invention is his **Spinning Reel with Rear Adjustable Drag**, which introduces enhanced functionality for fishing enthusiasts. This reel features an easily accessible drag assembly adjustment knob and a variable length handle arm, designed to improve user experience during fishing activities. Such innovations highlight Liu's commitment to marrying form with function, creating tools that enhance usability.

Career Highlights

Throughout his career, Donald C. Liu has collaborated with prominent companies, including W.C. Bradley/Zebco Holdings, Inc., where he applied his engineering skills and innovative mindset to develop practical solutions for the market. His contributions in these roles have helped to advance both product offerings and technological advancements in his fields of expertise.

Collaborations

Liu's collaborative spirit is evident in his work alongside esteemed colleague Robert W. Koelewyn. Their partnership in developing innovative products showcases their shared dedication to engineering excellence and functional design in their inventions.

Conclusion

Donald C. Liu's inventive spirit and practical innovations substantially impact consumers and industries alike. As he continues to explore new ideas and improvements in design, Liu represents a modern innovator whose creations enhance daily life and set the standard for future advancements in technology.

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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