Inventor
OHMACHI KAZUHIKO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “OHMACHI KAZUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
4 patentsUS5091852AFeb 25, 1992
System for optimizing query processing in a relational database
HITACHI LTD232 citations98
US4495570AJan 22, 1985
Processing request allocator for assignment of loads in a distributed processing system
HITACHI LTD227 citations98
US4967341AOct 30, 1990
Method and apparatus for processing data base
HITACHI LTD77 citations95
US4542458ASep 17, 1985
Method of and apparatus for assigning software resources to memory devices
HITACHI LTD101 citations92