Inventor
SUGASHIMA TAKESHI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “SUGASHIMA TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENSO CORP
15 patentsUS10666630B2May 26, 2020
Communication apparatus, communication method, and communication program product that authenticate communication data
DENSO CORP2 citations71
US11582112B2Feb 14, 2023
Electronic control unit and electronic control system
DENSO CORP2 citations62
US12341798B2Jun 24, 2025
Log management device, log management method, computer program product, and security attack detection and analyzing system
DENSO CORP0 citations61
US11444891B2Sep 13, 2022
Electronic control unit, abnormality determination program, and abnormality determination method
DENSO CORP0 citations50
US12367276B2Jul 22, 2025
Log management device and center device
DENSO CORP0 citations49
US11140052B2Oct 5, 2021
Electronic control unit, non-transitory tangible computer readable medium, and anomaly detection method
DENSO CORP0 citations49
US11038991B2Jun 15, 2021
Abnormality detection device, method thereof, and communication system
DENSO CORP0 citations49
US11667264B2Jun 6, 2023
Unauthorized intrusion prevention device, unauthorized intrusion prevention method, and unauthorized intrusion prevention program
DENSO CORP0 citations47
US11711387B2Jul 25, 2023
Security management device, security management method, and computer program executed by security management device
DENSO CORP0 citations46
US12526124B2Jan 13, 2026
Timing determination apparatus
DENSO CORP0 citations45
US12436678B2Oct 7, 2025
Data distribution device
DENSO CORP0 citations44
US11757745B2Sep 12, 2023
Gateway apparatus, abnormality monitoring method, and storage medium
DENSO CORP0 citations42
US10749878B2Aug 18, 2020
Communication system, count value synchronization method, and count value synchronization program product
DENSO CORP0 citations39
US10756894B2Aug 25, 2020
Vehicle communication system, onboard apparatus, and key issuing apparatus
DENSO CORP0 citations33
US10735435B2Aug 4, 2020
Communication system, management node, normal node, counter synchronization method, and storage medium
DENSO CORP0 citations33
TOYOTA MOTOR CO LTD
2 patentsUS12581293B2Mar 17, 2026
Device, system, method, and program for responding to security events in a vehicle when wireless communication with a security center cannot be performed
TOYOTA MOTOR CO LTD0 citations50
US11984002B2May 14, 2024
Control device, vehicle, control system, control method, and recording medium storing control program
TOYOTA MOTOR CO LTD0 citations47