HK

Hiroaki Kawamichi

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,585,936 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7181470 Coincidence method for distribution system Shigetoshi Sameshima, Katsumi Kawano 2007-02-20
7072766 Guidance information providing system Hiromitsu Kato, Shigetoshi Sameshima 2006-07-04
6886039 Adaptive communication method Shigetoshi Sameshima, Katsumi Kawano 2005-04-26