Inventor
IZUMI TATSUYA
JP55 patents
⚠️ This page may combine multiple inventors who share the name “IZUMI TATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
25 patentsUS7835072B2Nov 16, 2010
Far-infrared camera lens, lens unit, and imaging apparatus
SUMITOMO ELECTRIC INDUSTRIES47 citations94
US7859747B2Dec 28, 2010
Infrared zoom lens and infrared camera
SUMITOMO ELECTRIC INDUSTRIES10 citations84
US7835071B2Nov 16, 2010
Far-infrared camera lens, lens unit, and imaging apparatus
SUMITOMO ELECTRIC INDUSTRIES15 citations84
US12362965B2Jul 15, 2025
Relay device, vehicle, communication method, and communication program
SUMITOMO ELECTRIC INDUSTRIES3 citations73
US11340891B2May 24, 2022
Control device, control method, and computer program
SUMITOMO ELECTRIC INDUSTRIES3 citations73
US10625754B2Apr 21, 2020
Control apparatus, control method, and computer program
SUMITOMO ELECTRIC INDUSTRIES6 citations73
US9837910B2Dec 5, 2017
AC-DC bi-directionally conversion device with failure determination function, failure determination method and computer readable medium
SUMITOMO ELECTRIC INDUSTRIES2 citations73
US7738169B2Jun 15, 2010
Infrared lens, infrared camera and night vision
SUMITOMO ELECTRIC INDUSTRIES5 citations73
US9660517B2May 23, 2017
DC-AC conversion device, control circuit controlling operation of DC-AC conversion device, and control method for controlling operation of DC-AC conversion device
SUMITOMO ELECTRIC INDUSTRIES4 citations71
US12269400B2Apr 8, 2025
Relay device, in-vehicle communication system, in-vehicle communication method, and storage medium
SUMITOMO ELECTRIC INDUSTRIES1 citations64
US12489814B2Dec 2, 2025
Management device, vehicle communication system, vehicle, vehicle communication management method, and vehicle communication management program
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US12438781B2Oct 7, 2025
Management device, inspection method, and inspection program
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US12375345B2Jul 29, 2025
Relay device, vehicle communication system, vehicle, communication method, and communication program
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US12113665B2Oct 8, 2024
Relay device, vehicle communication system, vehicle, communication method, and communication program
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11956314B2Apr 9, 2024
Management device, vehicle communication system, vehicle, vehicle communication management method, and vehicle communication management program
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US7911688B2Mar 22, 2011
Infrared lens, infrared camera, and night vision
SUMITOMO ELECTRIC INDUSTRIES3 citations62
US11962433B2Apr 16, 2024
Switch device, in-vehicle communication system, and communication method
SUMITOMO ELECTRIC INDUSTRIES1 citations61
US10250121B2Apr 2, 2019
Converter and control circuit
SUMITOMO ELECTRIC INDUSTRIES1 citations60
US12278865B2Apr 15, 2025
Relay device, in-vehicle communication system, vehicle, and in-vehicle communication method
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US12075463B2Aug 27, 2024
Management device, communication system, vehicle, vehicle communication management method, and vehicle communication management program
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US11799991B2Oct 24, 2023
Relay device, in-vehicle communication system, vehicle, and in-vehicle communication method
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US11416237B2Aug 16, 2022
Control apparatus, control method, and computer program
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US11374787B2Jun 28, 2022
Switch device, communication control method, and communication control program
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US12236723B2Feb 25, 2025
Management device, in-vehicle system, vehicle, communication management method and storage medium
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US12021658B2Jun 25, 2024
Switch device, in-vehicle communication system, and communication method
SUMITOMO ELECTRIC INDUSTRIES0 citations51
AUTONETWORKS TECHNOLOGIES LTD
13 patentsUS11152973B2Oct 19, 2021
Communication apparatus
AUTONETWORKS TECHNOLOGIES LTD3 citations71
US12513021B2Dec 30, 2025
In-vehicle device, in-vehicle network system, and information processing method
AUTONETWORKS TECHNOLOGIES LTD1 citations63
US12425266B2Sep 23, 2025
Communication device, communication system, and communication method
AUTONETWORKS TECHNOLOGIES LTD1 citations61
US12325369B2Jun 10, 2025
In-vehicle management device and management method
AUTONETWORKS TECHNOLOGIES LTD0 citations61
US12007919B2Jun 11, 2024
In-vehicle communication device and vehicle communication method
AUTONETWORKS TECHNOLOGIES LTD1 citations61
US12587444B2Mar 24, 2026
In-vehicle device, information processing method, and program
AUTONETWORKS TECHNOLOGIES LTD0 citations52
US12556447B2Feb 17, 2026
In-vehicle device, information processing method, and program
AUTONETWORKS TECHNOLOGIES LTD0 citations52
US12255958B2Mar 18, 2025
On-board relay device, information processing method, and program
AUTONETWORKS TECHNOLOGIES LTD0 citations51
US12537809B2Jan 27, 2026
In-vehicle relay device, in-vehicle system, information processing method, and a program
AUTONETWORKS TECHNOLOGIES LTD0 citations50
US12526348B2Jan 13, 2026
Vehicle-mounted relay device, vehicle-mounted communication system, and communication control method
AUTONETWORKS TECHNOLOGIES LTD0 citations50
US12457090B2Oct 28, 2025
Vehicle-mounted device, vehicle-mounted communication system, and time synchronization method
AUTONETWORKS TECHNOLOGIES LTD0 citations50
US12519677B2Jan 6, 2026
Communication device, communication system, and communication method
AUTONETWORKS TECHNOLOGIES LTD0 citations49
US12367028B2Jul 22, 2025
On-board device, information processing method, and computer program product
AUTONETWORKS TECHNOLOGIES LTD0 citations44
MURATA MANUFACTURING CO
6 patentsUS12100559B2Sep 24, 2024
Multilayer electronic component
MURATA MANUFACTURING CO0 citations61
US11710600B2Jul 25, 2023
Multilayer electronic component
MURATA MANUFACTURING CO0 citations61
US11158457B2Oct 26, 2021
Dielectric ceramic composition and multilayer ceramic capacitor
MURATA MANUFACTURING CO0 citations55
US12278051B2Apr 15, 2025
Multilayer ceramic capacitor
MURATA MANUFACTURING CO0 citations54
US11972903B2Apr 30, 2024
Multilayer ceramic capacitor
MURATA MANUFACTURING CO0 citations54
US12073997B2Aug 27, 2024
Multilayer ceramic capacitor
MURATA MANUFACTURING CO0 citations52
LINTEC CORP
2 patentsTERAOKA KANJI
1 patentKOMATSU YUTAKA
1 patentTOKYO INST TECH
1 patentIZUMI TATSUYA
1 patentShowing the top 50 of 55 patents by PatentIndex Score.