P

Inventor

YAN WENCHANG

US14 patents
⚠️ This page may combine multiple inventors who share the name “YAN WENCHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PROOFPOINT INC

5 patents

BRANCH METRICS INC

5 patents

SOCIAL IQ NETWORKS

1 patent

NEXGATE INC

1 patent

Proofpoint

1 patent

ANDERSON JAMES V

1 patent