Inventor

ZENG YONGCHUN

CN3 patents

⚠️ This page may combine multiple inventors who share the name “ZENG YONGCHUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GUO JIANGANG

2 patents

US9844295B2Dec 19, 2017

Coffee machine

GUO JIANGANG7 citations75

US9554666B2Jan 31, 2017

Brewing mechanism of coffee machine

GUO JIANGANG0 citations32

Good Cheer LLC

1 patent

US10721943B2Jul 28, 2020

Hand-press coffee machine and method for brewing coffee

Good Cheer LLC0 citations29