P

Inventor

TSUCHIYA RYO

JP12 patents
⚠️ This page may combine multiple inventors who share the name “TSUCHIYA RYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDEMITSU KOSAN CO

5 patents
US10032998B2Jul 24, 2018

Organic electroluminescent element

IDEMITSU KOSAN CO13 citations92
US9608209B2Mar 28, 2017

Organic electroluminescent element

IDEMITSU KOSAN CO12 citations92
US9219242B2Dec 22, 2015

Organic electroluminescent element

IDEMITSU KOSAN CO23 citations92
US10930860B2Feb 23, 2021

Organic electroluminescent element

IDEMITSU KOSAN CO4 citations83
US10461264B2Oct 29, 2019

Organic electroluminescent element

IDEMITSU KOSAN CO7 citations83

HITACHI ASTEMO LTD

3 patents
US12374169B2Jul 29, 2025

Vehicle control device

HITACHI ASTEMO LTD0 citations52
US12500964B2Dec 16, 2025

Communication system, electronic control device, and communication method

HITACHI ASTEMO LTD0 citations51
US12024183B2Jul 2, 2024

Vehicle control device and recording medium

HITACHI ASTEMO LTD0 citations51

SONY CORP

2 patents
US7856255B2Dec 21, 2010

Electronic apparatus

SONY CORP168 citations96
US11582545B2Feb 14, 2023

Acoustic output device

SONY CORP0 citations51

HORIMOTO HIROKI

1 patent
US8396521B2Mar 12, 2013

Antenna cover and operating section for portable terminal device

HORIMOTO HIROKI26 citations86

TOPPAN HOLDINGS INC

1 patent
US12572991B2Mar 10, 2026

Congestion information display system, sensor device, congestion information display method, and storage medium

TOPPAN HOLDINGS INC0 citations40