FF

Fumio Fujii

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #2,458,122 of 4,157,543Top 60%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12415406 Air conditioner for rail vehicle Hiroshi MAITA, Hiroyuki Toyoda, Daisuke AKIMARU, Akinori KAWASAKI, Tomoaki Taguchi 2025-09-16