Inventor
NAGASAKA MITSURU
JP22 patents
⚠️ This page may combine multiple inventors who share the name “NAGASAKA MITSURU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
8 patentsUS7020085B2Mar 28, 2006
Method of monitoring quality of communication for each flow
HITACHI LTD147 citations99
US6847613B2Jan 25, 2005
Method of monitoring quality of communication for each flow
HITACHI LTD91 citations98
US5515531AMay 7, 1996
Parallel database processing system and retrieval method using secondary key
HITACHI LTD156 citations98
US5842207ANov 24, 1998
Method for storing records of a distributed database by plural processors to provide a host processor with sorted records belonging to one of a plurality of key sections
HITACHI LTD80 citations96
US5471580ANov 28, 1995
Hierarchical network having lower and upper layer networks where gate nodes are selectively chosen in the lower and upper layer networks to form a recursive layer
HITACHI LTD71 citations95
US7203195B2Apr 10, 2007
Method for packet transferring and apparatus for packet transferring
HITACHI LTD21 citations88
US7787442B2Aug 31, 2010
Communication statistic information collection apparatus
HITACHI LTD17 citations84
US4758975AJul 19, 1988
Data processor capable of processing floating point data with exponent part of fixed or variable length
HITACHI LTD11 citations74
SONY CORP
5 patentsUS7379655B1May 27, 2008
Information searching device, information receiver, and methods therefor
SONY CORP19 citations90
US7797714B1Sep 14, 2010
Information processing apparatus for searching broadcast program and method therefore
SONY CORP8 citations82
US7657909B1Feb 2, 2010
Information receiving apparatus and method for receiving headline information
SONY CORP8 citations82
US7587731B1Sep 8, 2009
Program guide information providing device, program device information providing system, information receiving device, remote operating system, and method thereof
SONY CORP16 citations82
US7593003B2Sep 22, 2009
Image processing unit, method, and program
SONY CORP1 citations46
ALAXALA NETWORKS CORP
3 patentsUS8040889B2Oct 18, 2011
Packet forwarding device
ALAXALA NETWORKS CORP2 citations63
US7809859B2Oct 5, 2010
Network switching device and control method of network switching device
ALAXALA NETWORKS CORP6 citations62
US10887241B2Jan 5, 2021
Communication device, communication system, and communication method
ALAXALA NETWORKS CORP0 citations52