Inventor
KAYASHIMA MAKOTO
JP30 patents
⚠️ This page may combine multiple inventors who share the name “KAYASHIMA MAKOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
18 patentsUS5931946AAug 3, 1999
Network system having external/internal audit system for computer security
HITACHI LTD228 citations99
US5919258AJul 6, 1999
Security system and method for computers connected to network
HITACHI LTD207 citations98
US5880446AMar 9, 1999
Electronic transaction method and system
HITACHI LTD187 citations97
US6195366B1Feb 27, 2001
Network communication system
HITACHI LTD99 citations95
US6336141B1Jan 1, 2002
Method of collectively managing dispersive log, network system and relay computer for use in the same
HITACHI LTD49 citations94
US6111883AAug 29, 2000
Repeater and network system utilizing the same
HITACHI LTD66 citations94
US8015417B2Sep 6, 2011
Remote access system, gateway, client device, program, and storage medium
HITACHI LTD20 citations92
US7143151B1Nov 28, 2006
Network management system for generating setup information for a plurality of devices based on common meta-level information
HITACHI LTD46 citations91
US6971026B1Nov 29, 2005
Method and apparatus for evaluating security and method and apparatus for supporting the making of security countermeasure
HITACHI LTD53 citations91
US6520409B1Feb 18, 2003
Electronic transaction method and system
HITACHI LTD30 citations91
US6073839AJun 13, 2000
Electronic transaction method and system
HITACHI LTD19 citations91
US6052728AApr 18, 2000
Method of collectively managing dispersive log, network system and relay computer for use in the same
HITACHI LTD37 citations91
US6754212B1Jun 22, 2004
Repeater and network system utililzing the same
HITACHI LTD53 citations89
US7194530B2Mar 20, 2007
System for managing a network
HITACHI LTD6 citations55
US12401678B2Aug 26, 2025
Computer system and analysis method for impact of security risk
HITACHI LTD0 citations48
US10499219B2Dec 3, 2019
Information sharing system, computer, and information sharing method without using confidential information provided in advance
HITACHI LTD0 citations40
US10348746B2Jul 9, 2019
Incident detection system including gateway device and server
HITACHI LTD0 citations37
US10051004B2Aug 14, 2018
Evaluation system
HITACHI LTD0 citations37
CLARION CO LTD
4 patentsUS11106787B2Aug 31, 2021
Information processing device and information processing method
CLARION CO LTD2 citations71
US10708062B2Jul 7, 2020
In-vehicle information communication system and authentication method
CLARION CO LTD4 citations71
US10928205B2Feb 23, 2021
In-vehicle device and vehicle
CLARION CO LTD1 citations62
US11332163B2May 17, 2022
In-vehicle device and incident monitoring method
CLARION CO LTD0 citations51
HITACHI AUTOMOTIVE SYSTEMS LTD
3 patentsUS10127740B2Nov 13, 2018
Inspection apparatus, inspection system, and inspection method
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations50
US10560286B2Feb 11, 2020
Gateway device and control method for the same
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations40
US10726161B2Jul 28, 2020
Information processing device and malicious message detection method
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations36