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

Qing Yu — 9 Patents

L'L'Oreal: 5 patents #473 of 2,221Top 25%
SBShire Biochem: 3 patents #1 of 38Top 3%
SUSoochow University: 1 patents #224 of 747Top 30%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Qing Yu has been granted 9 US patents while listed as an inventor at L'Oreal. The first was granted in 2006 and the most recent in September 2025. Qing Yu ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Qing Yu in Suzhou, QC, CN.

Patents per Year

Patents granted per year, 2006 to 2025Bar chart with a peak of 4 patents in 2017.peak 42006: 1 patents20062007: 1 patents20072008: 1 patents20082017: 4 patents20172020: 1 patents20202025: 1 patents2025

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12422443 Amino-substituted chromenoquinoline-based fluorescent marker, and preparation and use thereof Jianfeng Ge, Mingsen Zhu, Ru Sun 2025-09-23
10617609 Composition comprising microcapsules containing reflective particles Momoko Shimizu 2020-04-14
9707161 Color-changing composition Xuedong Liu, Cyril Lemoine 2017-07-18
9675533 Colour changing composition in gel form Rong Zhu, Xuedong Liu, Juan Chu, Jing Chen 2017-06-13
9668949 Colour changing composition in O/W emulsion form Yihao Chai, Xuedong Liu, Weiyi Guan, Jing Chen 2017-06-06
9662283 Colour changing composition Cyril Lemoine, Xuedong Liu, Juan Chu 2017-05-30
7442813 Process for producing dioxolane nucleoside analogues Gregory Bydlinski, Alex Cimpoia 2008-10-28 $15,090,000
7230100 Stereoselective method for the preparation of nucleosides 2007-06-12 $24,778,000
7109334 Stereoselective methods for the preparation of nucleosides 2006-09-19 $12,629,000