Hanlong Ind. Co., Ltd.

Calculating rank

USPTO Granted Patents = 2

% Expired Patents = 50.0

Forward Citations = 21

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2 inventors (with patents filed for the assignee):

Chien-Chou Liao (1 out of 16 patents)

Yu-Jung Lu (1 out of 2 patents)

2 patents: Sort by Forward Citations

1. 6732393 - Press connecting pliers for pins (2004-05-11),

2. 6637060 - Pliers for compression connecting a connector for a telephone line (2003-10-28),

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USPTO Data Jan 1 1976 - Nov 3 2026

2 Patents

#126 in

#4,257 in Taiwan

TW

Hanlong Ind. Co., Ltd.

Forward Citations = 21

2 inventors:

Chien-Chou Liao (1 out of 16 patents)

Yu-Jung Lu (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hanlong Ind. Co., Ltd.. Retrieved from https://idiyas.com/company/hanlong-ind-company

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

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]