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% Expired Patents = 20.0

EPO Patents = 1

Trademarks = 2

Forward Citations = 55

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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 57 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),

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 based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

5 Patents

#480 in Beijing

#5,228 in China

Beijing, China

Legend (Beijing) Limited