Legend (Beijing) Limited

Calculating rank

USPTO Granted Patents = 5

% Expired Patents = 20.0

EPO Patents = 1

Trademarks = 2

Forward Citations = 56

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13 inventors (with patents filed for the assignee):

Jianhui Zhang (2 out of 8 patents)

Nan Wang (1 out of 44 patents)

Hang Xiao (1 out of 20 patents)

4. Dong Han (1 out of 12 patents)

5. Jiang Tao Wang (1 out of 4 patents)

6. Jianzhong Gao (1 out of 2 patents)

7. Danfeng Zhang (1 out of 9 patents)

8. Gang Bai (1 out of 2 patents)

9. Guang Zhu (1 out of 3 patents)

10. Jianfeng Hu (1 out of 3 patents)

11. Wenbing Yang (1 out of 2 patents)

12. Changqing Wan (1 out of 1 patent)

13. Lei Zhang (1 out of 58 patents)

5 patents: Sort by Forward Citations

1. 7617090 - Contents filter based on the comparison between similarity of content character and correlation of subject matter (2009-11-10),

2. 7401249 - Method for backing up and recovering data in a hard disk (2008-07-15),

3. 7213139 - System for gathering and storing internal and peripheral components configuration and initialization information for subsequent fast start-up during first execution of fast start-up (2007-05-01),

4. 7146525 - Method for backing up and recovering data in the hard disk of a computer (2006-12-05),

5. 7111203 - Method for implementing data backup and recovery in computer hard disk (2006-09-19),

Company Overview

Legend (Beijing) Limited is a leading company in Beijing specializing in providing high-quality construction and renovation services. With over 10 years of experience, we have successfully completed numerous residential and commercial projects, earning a reputation for excellence and reliability. Our team of skilled professionals is dedicated to delivering exceptional results on time and within budget.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#483 in Beijing

#5,276 in China

Beijing, China

Legend (Beijing) Limited

Forward Citations = 56

13 inventors:

Jianhui Zhang (2 out of 8 patents)

Nan Wang (1 out of 44 patents)

Hang Xiao (1 out of 20 patents)

4. Dong Han (1 out of 12 patents)

5. Jiang Tao Wang (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Legend (Beijing) Limited. Retrieved from https://idiyas.com/company/legend-beijing

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]

1 patent (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]