Guangzhou, China

Quan Long

This inventor holds 1 USPTO granted patent. Top assignee: Rovcal, Inc.. Active years: 2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Quan Long. Retrieved from https://idiyas.com/inventor/quan-long-b0h57516

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 = 2.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 2013

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1 patent (USPTO):Explore Patents

Title: The Innovations of Quan Long

Introduction

Quan Long is an accomplished inventor based in Guangzhou, China. He has made significant contributions to the field of hair cutting appliances. His innovative designs have led to the development of a unique electric hand-held hair cutting appliance.

Latest Patents

Quan Long holds a patent for an electric hand-held hair cutting appliance with a blade clamping device. This invention features a blade head assembly that includes a clamping device urging a cutting edge margin of a second blade into sliding engagement with a cutting edge margin of a first blade. The clamping head is designed to pivot toward and away from the second blade, ensuring efficient cutting performance. The second blade is slidable relative to the clamping head during its reciprocating movement, enhancing the overall functionality of the appliance. He has 1 patent to his name.

Career Highlights

Quan Long is currently employed at Rovcal, Inc., where he continues to innovate and develop new products. His work has been instrumental in advancing the technology behind hair cutting appliances, making them more user-friendly and efficient.

Collaborations

One of his notable coworkers is Wing Hong Chan. Together, they have worked on various projects that aim to improve the design and functionality of hair cutting tools.

Conclusion

Quan Long's contributions to the field of hair cutting appliances demonstrate his commitment to innovation and excellence. His patented designs are a testament to his skills as an inventor.

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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