P
PatentIndex
Search
Landscape
Sign in
Inventor
NISHINARI KATSUHIRO
JP
2 patents
Patents
2 patents
US9449509B2
Sep 20, 2016
Method of traffic congestion estimation
KOSHIZEN TAKAMASA
5 citations
67
US9171463B2
Oct 27, 2015
Congestion estimation device
KOSHIZEN TAKAMASA
2 citations
56