P

Inventor

KONDO YOICHIRO

JP49 patents
⚠️ This page may combine multiple inventors who share the name “KONDO YOICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

34 patents
US6677670B2Jan 13, 2004

Semiconductor device

SEIKO EPSON CORP158 citations99
US8369905B2Feb 5, 2013

Power transmission control device, power transmission device, power receiving control device, power receiving device, and electronic apparatus

SEIKO EPSON CORP23 citations92
US6469377B1Oct 22, 2002

Semiconductor device

SEIKO EPSON CORP26 citations92
US11186083B2Nov 30, 2021

Head unit and liquid discharge apparatus

SEIKO EPSON CORP10 citations86
US7917086B2Mar 29, 2011

Charger, electronic instrument, and charging system

SEIKO EPSON CORP11 citations84
US6469903B1Oct 22, 2002

Flexible printed circuit and semiconductor device

SEIKO EPSON CORP10 citations74
US11559986B2Jan 24, 2023

Liquid ejecting apparatus and circuit substrate

SEIKO EPSON CORP2 citations73
US9211714B2Dec 15, 2015

Liquid ejecting head and liquid ejecting apparatus

SEIKO EPSON CORP2 citations63
US8378774B2Feb 19, 2013

Coil unit and electronic apparatus using the same

SEIKO EPSON CORP3 citations63
US12583219B2Mar 24, 2026

Drive unit, liquid ejecting head unit, and liquid ejecting apparatus

SEIKO EPSON CORP0 citations62
US12552153B2Feb 17, 2026

Drive circuit unit, head unit, and liquid discharge apparatus

SEIKO EPSON CORP0 citations62
US12533878B2Jan 27, 2026

Drive circuit unit, head unit, and liquid discharge apparatus

SEIKO EPSON CORP0 citations62
US12491711B2Dec 9, 2025

Drive circuit unit, head unit, and liquid ejecting apparatus

SEIKO EPSON CORP0 citations62
US12441103B2Oct 14, 2025

Drive circuit unit, head unit, and liquid discharge apparatus

SEIKO EPSON CORP0 citations62
US11890881B2Feb 6, 2024

Electronic device

SEIKO EPSON CORP1 citations62
US12145364B2Nov 19, 2024

Liquid discharge device and head drive circuit

SEIKO EPSON CORP0 citations52
US12138914B2Nov 12, 2024

Liquid discharge device and head drive circuit

SEIKO EPSON CORP0 citations52
US12103305B2Oct 1, 2024

Liquid discharge device and head drive circuit

SEIKO EPSON CORP0 citations52
US12070941B2Aug 27, 2024

Liquid discharge device

SEIKO EPSON CORP0 citations52
US11241880B2Feb 8, 2022

Drive circuit and liquid ejecting apparatus

SEIKO EPSON CORP0 citations52
US10857791B2Dec 8, 2020

Print head

SEIKO EPSON CORP0 citations52
US10857785B2Dec 8, 2020

Liquid ejecting head, liquid ejecting unit, liquid ejecting apparatus, and piezoelectric device

SEIKO EPSON CORP0 citations52
US10603903B2Mar 31, 2020

Print head

SEIKO EPSON CORP0 citations52
US10000059B2Jun 19, 2018

Printing apparatus and transmission cable

SEIKO EPSON CORP1 citations52
US9919516B2Mar 20, 2018

Liquid ejecting head and liquid ejecting apparatus

SEIKO EPSON CORP0 citations52
US8022801B2Sep 20, 2011

Coil unit and electronic instrument

SEIKO EPSON CORP0 citations52
US11376844B2Jul 5, 2022

Drive circuit and liquid ejecting apparatus

SEIKO EPSON CORP0 citations51
US11325376B2May 10, 2022

Drive circuit and liquid ejecting apparatus

SEIKO EPSON CORP0 citations51
US11292251B2Apr 5, 2022

Drive circuit and liquid ejecting apparatus

SEIKO EPSON CORP0 citations51
US11225067B2Jan 18, 2022

Drive circuit and liquid ejecting apparatus

SEIKO EPSON CORP0 citations51
US10926561B2Feb 23, 2021

Head unit and liquid-discharging apparatus

SEIKO EPSON CORP0 citations51
US11772375B2Oct 3, 2023

Liquid ejecting apparatus, head driving circuit, and liquid ejecting head

SEIKO EPSON CORP0 citations50
US10814628B2Oct 27, 2020

Liquid ejecting head, liquid ejecting apparatus, and wiring substrate

SEIKO EPSON CORP0 citations42
US10464317B2Nov 5, 2019

Liquid ejecting head and liquid ejecting apparatus

SEIKO EPSON CORP0 citations42

KATO HIROSHI

3 patents

BRIDGESTONE CORP

3 patents

OKADA HIROFUMI

2 patents

SONY ERICSSON MOBILE COMM JP

2 patents

KAMIJO TAKAHIRO

2 patents

ONISHI KOTA

1 patent

HASEGAWA MINORU

1 patent

KONDO YOICHIRO

1 patent