KK

Ko Kumagai

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HS Hitachi Video And Information Systems: 1 patents #142 of 269Top 55%
Overall (All Time): #3,387,591 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7227825 Signal recording/reproducing apparatus with improved power consumption Kouji Minabe, Yukio Nakamura, Shoji Ohno, Kenji Sano 2007-06-05