KO

Kazuhiko Ohmachi

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HC Hitachi Software Engineering Co.: 2 patents #91 of 502Top 20%
Overall (All Time): #891,172 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5317727 Method apparatus for determining prefetch operating for a data base Masashi Tsuchida, Toshio Honma, Yasuhiro Imai, Nobuo Kawamura 1994-05-31
5091852 System for optimizing query processing in a relational database Masashi Tsuchida 1992-02-25
5023774 Data I/O transaction method and system Naohumi Sakai, Masashi Tsuchida, Yasuhiro Imai, Toshio Honma 1991-06-11
4967341 Method and apparatus for processing data base Akira Yamamoto, Tadashi Ohsone, Masashi Tsuchida, Hiroyuki Kitajima, Kazuhiro Satoh +3 more 1990-10-30
4542458 Method of and apparatus for assigning software resources to memory devices Hiroyuki Kitajima, Mitsuru Doki, Junichi Kazama, Hidekazu Kanao 1985-09-17
4495570 Processing request allocator for assignment of loads in a distributed processing system Hiroyuki Kitajima 1985-01-22