RT

Ryuichiroh Tamochi

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Computer Peripherals Co.: 1 patents #41 of 133Top 35%
HC Hitachi Instruments Engineering Co.: 1 patents #18 of 126Top 15%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #3,677,129 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5721942 Personal information display system for serving large capacities of general information to user-designated stations at user-designated times Nobumasa Nishiyama, Hiroaki Koyanagi, Kouichi Hoashi, Sayaka Shinomoto, Kouji Takai 1998-02-24