P

Inventor

JO HIROAKI

JP28 patents
⚠️ This page may combine multiple inventors who share the name “JO HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

24 patents
US6806497B2Oct 19, 2004

Electronic device, method for driving the electronic device, electro-optical device, and electronic equipment

SEIKO EPSON CORP170 citations99
US7932876B2Apr 26, 2011

Electro-optical device, method of driving the same, and electronic apparatus

SEIKO EPSON CORP30 citations92
US7348942B2Mar 25, 2008

Electro-optical device, method of driving electro-optical device, and electronic apparatus

SEIKO EPSON CORP21 citations92
US7760163B2Jul 20, 2010

Electro-optical device, drive circuit, driving method, and electronic apparatus

SEIKO EPSON CORP10 citations84
US7623108B2Nov 24, 2009

Electro-optical device, driving circuit and driving method thereof, and electronic apparatus

SEIKO EPSON CORP12 citations84
US7542031B2Jun 2, 2009

Current supply circuit, current supply device, voltage supply circuit, voltage supply device, electro-optical device, and electronic apparatus

SEIKO EPSON CORP13 citations84
US7502002B2Mar 10, 2009

Pixel circuit, electro-optical device, and electronic apparatus

SEIKO EPSON CORP8 citations84
US7375711B2May 20, 2008

Electro-optical device, method of driving the same and electronic apparatus

SEIKO EPSON CORP16 citations84
US7319444B2Jan 15, 2008

Pixel circuit, electro-optical device, and electronic apparatus

SEIKO EPSON CORP19 citations84
US7453383B2Nov 18, 2008

Digital-to-analog converting circuit, electrooptical device, and electronic apparatus

SEIKO EPSON CORP6 citations74
US7443540B2Oct 28, 2008

Electro-optical device, method of driving the same, data line driving circuit, signal processing circuit, and electronic apparatus

SEIKO EPSON CORP7 citations74
US7006026B2Feb 28, 2006

Digital-to-analog converting circuit, electrooptical device, and electronic apparatus

SEIKO EPSON CORP9 citations74
US7942547B2May 17, 2011

Light emitting device and electronic apparatus

SEIKO EPSON CORP2 citations63
US7924457B2Apr 12, 2011

Electro-optical device that includes a plurality of driving transistors turned on and off in accordance with a plurality of pulse width modulation signals

SEIKO EPSON CORP2 citations63
US7714883B2May 11, 2010

Optical head, control method thereof, and image forming apparatus

SEIKO EPSON CORP2 citations63
US7692611B2Apr 6, 2010

Electro-optical device, driving method therefor, and electronic apparatus

SEIKO EPSON CORP5 citations63
US7486285B2Feb 3, 2009

DA converter, data line driving circuit, electro-optical device, driving method thereof, and electronic apparatus

SEIKO EPSON CORP4 citations63
US7286122B2Oct 23, 2007

Electronic device, element substrate, electro-optical device, method of producing the electro-optical device, and electronic apparatus

SEIKO EPSON CORP6 citations63
US7145531B2Dec 5, 2006

Electronic circuit, electronic device, electro-optical apparatus, and electronic unit

SEIKO EPSON CORP5 citations63
US10114508B2Oct 30, 2018

Display device and communication method

SEIKO EPSON CORP0 citations52
US7999269B2Aug 16, 2011

Light emitting apparatus and electronic device

SEIKO EPSON CORP1 citations52
US7902559B2Mar 8, 2011

Light emitting device and electronic apparatus

SEIKO EPSON CORP0 citations52
US8004174B2Aug 23, 2011

Light-emitting device and electronic apparatus

SEIKO EPSON CORP0 citations42
US7898688B2Mar 1, 2011

Electro-optical device controlling driving current to each electro-optical element to alleviate variation of intensity

SEIKO EPSON CORP0 citations42

JO HIROAKI

3 patents

KASAI TOSHIYUKI

1 patent