JK

Junko Katsumata

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HC Hitachi Software Engineering Co.: 1 patents #175 of 502Top 35%
Overall (All Time): #2,161,511 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7275072 Data processing system and method with data sharing for the same Yasuhiro Kamada, Nobuo Kawamura, Kota Yamaguchi, Keisuke Toda 2007-09-25
6983277 Method and system of database management for replica database Kota Yamaguchi, Shigetoshi Hayashi, Taichi Ishikawa, Hiroshi Yamakawa 2006-01-03