Inventor · disambiguated record
Yi Ren Zhan
Also filed as: ZHAN YI · ZHAN YI REN
3 granted patents·2 pending applications·5 citations·filing 2009–2021
57Inventor score
Files withSHENZHEN TIANREN ELECTRONIC COMMERCE CO LTD3CHINA NAT PETROLEUM CORP1SHENZHEN QUANTUM DEEP EXTRACT TECH CO LTD1
Top patents by PatentIndex Score
5 records- 0161USD982088SHand stamp handleSHENZHEN TIANREN ELECTRONIC COMMERCE CO LTD·Filed 2021·Granted Mar 28, 2023·4 cites·1 claims
- 0241USD1016162SHeart-shaped pen holderSHENZHEN TIANREN ELECTRONIC COMMERCE CO LTD·Filed 2021·Granted Feb 27, 2024·1 cites·1 claims
- 0339US2021289980A1Brewing extraction equipmentSHENZHEN QUANTUM DEEP EXTRACT TECH CO LTD·Filed 2019·Application pending·0 cites
- 0437US2011010098A1Method of pre-stack two-dimension-like transformation of three-dimensional seismic recordCHINA NAT PETROLEUM CORP·Filed 2009·Application pending·0 cites
- 0532USD991749SSpoonSHENZHEN TIANREN ELECTRONIC COMMERCE CO LTD·Filed 2021·Granted Jul 11, 2023·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →