Patents/Inventors

Yufeng Yang

ShanghaiCN4 patents

5 Patents

USD11241052026
Spectacle Frame
WENZHOU WEILAN OPTICAL CO., Ltd.
0 cites
US120308482024
Solid-solid Separation Process for Long Chain Dicarboxylic Acids
CIBT AMERICA Inc.
0 cites
US120171822024
Method and System for Refining Long Chain Dicarboxylic Acid
Cathay (Jinxiang) Biomaterial Co., Ltd.
0 cites
US119996892024
Method and System for Extracting Long Chain Dicarboxylic Acid
Cathay (Jinxiang) Biomaterial Co., Ltd.
0 cites
US118066702023
Method and System for Extracting Long Chain Dicarboxylic Acid
Cathay (Jinxiang) Biomaterial Co., Ltd.
0 cites