Inventor
HUANG NINGYONG
CN4 patents
⚠️ This page may combine multiple inventors who share the name “HUANG NINGYONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
3 patentsUS9234990B2Jan 12, 2016
Exposed lens retroreflective article
3M INNOVATIVE PROPERTIES CO8 citations79
US9217816B2Dec 22, 2015
Retroreflective articles and appliques
3M INNOVATIVE PROPERTIES CO3 citations59
US9217817B2Dec 22, 2015
Retroreflective appliques and articles
3M INNOVATIVE PROPERTIES CO2 citations59