P

Inventor

YAN YINFA

US11 patents
⚠️ This page may combine multiple inventors who share the name “YAN YINFA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WYETH CORP

6 patents

JIANGSU HENGRUI MEDICINE CO

2 patents

WYETH LLC

2 patents

ETERNITY BIOSCIENCE INC

1 patent