Inventor
ZHANG RAY
US6 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG RAY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DROPBOX INC
4 patentsUS11580221B2Feb 14, 2023
Malware detection and content item recovery
DROPBOX INC4 citations68
US10878089B2Dec 29, 2020
Identifying malware based on content item identifiers
DROPBOX INC2 citations68
US10503900B2Dec 10, 2019
Identifying malware based on content item identifiers
DROPBOX INC1 citations57
US12339965B2Jun 24, 2025
Malware detection and content item recovery
DROPBOX INC0 citations56