P

Inventor

YANG YIQUAN

CN5 patents
⚠️ This page may combine multiple inventors who share the name “YANG YIQUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YANG YIQUAN

2 patents

WANG YONG

1 patent

DEGUSSA

1 patent

EVONIK DEGUSSA GMBH

1 patent