Inventor · disambiguated record
Erfeng Yan
Also filed as: Yan Erfeng
3 granted patents·3 citations·filing 2021–2021
51Inventor score
Files withALIPAY HANGZHOU INF TECH CO LTD3
Top patents by PatentIndex Score
3 records- 0190US11443278B2Method, apparatus, and device for generating and updating blockchain warehouse receiptALIPAY HANGZHOU INF TECH CO LTD·Filed 2021·Granted Sep 13, 2022·3 cites·21 claims
- 0247US11501317B2Methods, apparatuses, and devices for generating digital document of titleALIPAY HANGZHOU INF TECH CO LTD·Filed 2021·Granted Nov 15, 2022·0 cites·12 claims
- 0339US11366925B2Methods and apparatuses for chaining service dataALIPAY HANGZHOU INF TECH CO LTD·Filed 2021·Granted Jun 21, 2022·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →