Inventor · disambiguated record
Yongchun Zeng
Also filed as: ZENG YONGCHUN
3 granted patents·2 pending applications·7 citations·filing 2011–2020
54Inventor score
Technology areasA47J
Top patents by PatentIndex Score
5 records- 0172US9844295B2Coffee machineGUO JIANGANG·Filed 2011·Granted Dec 19, 2017·7 cites·10 claims
- 0246US2023248174A1Coffee brewing system and coffee machineGUANGDONG BAISHENGTU TECH CO LTD·Filed 2020·Application pending·0 cites
- 0341US2013186281A1Coffee maker funnelGUO JIANGANG·Filed 2011·Application pending·0 cites
- 0440US10721943B2Hand-press coffee machine and method for brewing coffeeGood Cheer LLC·Filed 2017·Granted Jul 28, 2020·0 cites·14 claims
- 0539US9554666B2Brewing mechanism of coffee machineGUO JIANGANG·Filed 2011·Granted Jan 31, 2017·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →