{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "A9.Com", "item": "https://www.patentleaderboard.com/company/a9com"}, {"@type": "ListItem", "position": 3, "name": "Lixin Duan", "item": "https://www.patentleaderboard.com/inventor/fl:li_ln:duan-9"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
LD

Lixin Duan — 4 Patents

A9A9.Com: 3 patents #114 of 440Top 30%
ARAgency For Science, Technology And Research: 1 patents #909 of 2,337Top 40%
TOTopcon: 1 patents #425 of 684Top 65%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Lixin Duan has been granted 4 US patents while listed as an inventor at A9.Com. The first was granted in 2018 and the most recent in August 2022. Lixin Duan ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Lixin Duan in Singapore, WA, SG.

Patents per Year

Patents granted per year, 2018 to 2022Bar chart with a peak of 2 patents in 2019.peak 22018: 1 patents20182019: 2 patents20192022: 1 patents2022

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11423076 Image similarity-based group browsing Rahul Bhotika, Oleg Rybakov, Jian Dong 2022-08-23 $203,003,000
10346893 Virtual dressing room Rahul Bhotika, Song Cao 2019-07-09 $104,170,000
10282431 Image similarity-based group browsing Rahul Bhotika, Oleg Rybakov, Jian Dong 2019-05-07 $115,063,000
10145669 Reducing speckle noise in optical coherence tomography images Jun Cheng, Jiang Liu, Yanwu Xu, Wing Kee Damon Wong, Masahiro Akiba 2018-12-04