Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
QZ

Qing ZHANG — 6 Patents

DEDelta Electronics: 1 patents #1,366 of 2,746Top 50%
HUHubei University: 1 patents #31 of 117Top 30%
QCQingdao Vland Biotech Group Co.: 1 patents #5 of 15Top 35%
SCShanghai Haiyan Pharmaceutical Technology Co.: 1 patents #34 of 61Top 60%
YCYangtze River Pharmaceutical Group Co.: 1 patents #38 of 83Top 50%
Daxi District, TW: #436 of 2,811 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Qing ZHANG has been granted 6 US patents while listed as an inventor at Delta Electronics. The first was granted in 2008 and the most recent in December 2025. Qing ZHANG ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Qing ZHANG in Daxi District, TW.

Patents per Year

Patents granted per year, 2008 to 2024Bar chart with a peak of 2 patents in 2021.peak 22008: 1 patents20082021: 2 patents20212024: 2 patents2024

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D1104494 Rectangular tubular profile for outdoor furniture Tao Chen, Jianqiang Xie 2025-12-09
12018262 Method for producing washing enzyme having protease resistance Zhibing Chen, Yanping Liu, Yanjun Tian, Wei Xu, Yinan Guan +2 more 2024-06-25
11952596 Application of glutamate dehydrogenase GDHA of Peptostreptococcus asaccharolyticus in increasing yield of poly-r-glutamic acid from Bacillus licheniformis Shouwen Chen, Fan Yang, Dongbo Cai, Yaozhong Chen, Xin Ma +1 more 2024-04-09
11168088 Pyridylamino substituted heterotricyclic compounds, and preparation method and pharmaceutical use thereof Yang Liu, Jiangwei WANG, Yonggang Chen, Baoxin XI, Wangbin Sun +2 more 2021-11-09
11098071 GPR84 receptor antagonist and use thereof Fajun Nan, Xin XIE, Linhai CHEN, Yufeng Xiao, Hui YANG 2021-08-24
7429853 Series resonant circuit and voltage stabilizing method thereof Guo-Dong Yin, Zhi-Ying Chen, Jun-Feng Guan, Jian-Ping Ying 2008-09-30