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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Xiaoshan Cai — 4 Patents

Amazon: 3 patents #5,214 of 19,158Top 30%
Seattle, WA: #6,924 of 21,776 inventorsTop 35%
Washington: #23,275 of 76,902 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Xiaoshan Cai has been granted 4 US patents while listed as an inventor at Amazon. The first was granted in 2000 and the most recent in April 2019. Xiaoshan Cai ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Xiaoshan Cai in Seattle, WA, US.

Patents per Year

Patents granted per year, 2000 to 2019Bar chart with a peak of 1 patents in 2000.peak 12000: 1 patents20002016: 1 patents20162017: 1 patents20172019: 1 patents2019

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10246255 High density automated storage and retrieval system Christopher Vincent Kaukl, Avinash Bhat, Margaux Eng 2019-04-02 $112,263,000
9796527 High density automated storage and retrieval system Christopher Vincent Kaukl, Avinash Bhat, Margaux Eng 2017-10-24 $84,576,000
9505559 Dedicated network delivery systems 2016-11-29 $77,871,000
6113107 Self-lubricated and-adjusted piston ring Baodong Wang, Ping Cai, Chuansi Xue, Yumin Zhang 2000-09-05