Inventor

CHENG YUANXIN

CN2 patents

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

CHENGUANG BIOTECH GROUP CO LTD

1 patent

US11388917B2Jul 19, 2022

Method for removing benzo[a]pyrene from liposoluble natural extract

CHENGUANG BIOTECH GROUP CO LTD0 citations44

LU QINGGUO

1 patent

US8921615B2Dec 30, 2014

Process for preparing xanthophyll crystal

LU QINGGUO0 citations28