% Expired Patents = 71.4

EPO Patents = 2

Forward Citations = 31

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4 inventors (with patents filed for the assignee):

Chi-Wu Chiang (6 out of 7 patents)

Chichun Wu (5 out of 18 patents)

Zhao Zhang (4 out of 36 patents)

4. Chi-Wu Chiang (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 8123708 - Massage device (2012-02-28),

2. 8083698 - Massage device with a hoist transmission mechanism (2011-12-27),

3. 8083697 - Massage device with a threaded bolt transmission mechanism (2011-12-27),

4. 8070698 - Massage device with a shaft transmission mechanism (2011-12-06),

5. 8066652 - Massage device with a hoist transmission mechanism (2011-11-29),

6. 8062240 - Massage device (2011-11-22),

7. D621194 - Massage cushion (2010-08-10),

Company Overview

Weightec Electronic Technology Co., Ltd. is a leading manufacturer of high-quality electronic components and accessories. With a focus on innovation and quality, Weightec offers a wide range of products including sensors, transducers, and converters. With a commitment to customer satisfaction and competitive pricing, Weightec has established itself as a trusted partner for businesses in a variety of industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#1 in Dongcheng

#3,913 in China

Dongcheng, China

Weightec Electronic Technology Co., Ltd.

Forward Citations = 31

4 inventors:

Chi-Wu Chiang (6 out of 7 patents)

Chichun Wu (5 out of 18 patents)

Zhao Zhang (4 out of 36 patents)

4. Chi-Wu Chiang (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Weightec Electronic Technology Co., Ltd.. Retrieved from https://idiyas.com/company/weightec-electronic-technology-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]

2 patents (EPO):

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]