P

Inventor

HOSAKA HIROYUKI

JP53 patents
⚠️ This page may combine multiple inventors who share the name “HOSAKA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

32 patents
US7301518B2Nov 27, 2007

Driving method for electro-optical apparatus, electro-optical apparatus and electronic equipment

SEIKO EPSON CORP23 citations92
US7486265B2Feb 3, 2009

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

SEIKO EPSON CORP11 citations84
US7273286B2Sep 25, 2007

Display device and light control method of the same

SEIKO EPSON CORP16 citations83
US10991286B2Apr 27, 2021

Electro-optical device including a light path shifting element and method for controlling the same

SEIKO EPSON CORP2 citations73
US10032804B2Jul 24, 2018

Electro-optic apparatus and electronic device

SEIKO EPSON CORP3 citations71
US9241092B2Jan 19, 2016

Signal processing device, liquid crystal apparatus, electronic equipment, and signal processing method

SEIKO EPSON CORP4 citations71
US7973809B2Jul 5, 2011

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

SEIKO EPSON CORP4 citations63
US7352348B2Apr 1, 2008

Driving circuit and driving method for electro-optical device

SEIKO EPSON CORP5 citations63
US12211409B2Jan 28, 2025

Projection-type display apparatus

SEIKO EPSON CORP1 citations62
US12198587B2Jan 14, 2025

Projection-type display apparatus

SEIKO EPSON CORP1 citations62
US11595627B2Feb 28, 2023

Liquid crystal projector

SEIKO EPSON CORP1 citations62
US11562672B2Jan 24, 2023

Liquid crystal projector having non-adjacent display pixels

SEIKO EPSON CORP0 citations62
US10380957B2Aug 13, 2019

Electrooptic device, electronic device, and driving method

SEIKO EPSON CORP1 citations62
US9189999B2Nov 17, 2015

Signal processing device, liquid crystal device, electronic apparatus and signal processing method

SEIKO EPSON CORP2 citations62
US12149871B2Nov 19, 2024

Projector and control method for projector

SEIKO EPSON CORP0 citations52
US11804158B2Oct 31, 2023

Projection-type display device, and control method for projection-type display device

SEIKO EPSON CORP0 citations52
US11297290B2Apr 5, 2022

Projector and method for controlling projector

SEIKO EPSON CORP0 citations52
US11069315B2Jul 20, 2021

Image processing device and liquid crystal projector

SEIKO EPSON CORP0 citations52
US10109254B2Oct 23, 2018

Video processing circuit, video processing method, electro-optical device, and electronic apparatus

SEIKO EPSON CORP1 citations52
US9812051B2Nov 7, 2017

Video processing circuit, processing method thereof, liquid crystal display apparatus and electronics device

SEIKO EPSON CORP0 citations52
US7961168B2Jun 14, 2011

Display-device drive circuit and drive method, display device, and projection display device

SEIKO EPSON CORP0 citations52
US7796291B2Sep 14, 2010

Electro-optical device, electro-optical device driving method, image processing circuit, image processing method, and electronic apparatus

SEIKO EPSON CORP1 citations52
US7372443B2May 13, 2008

Display-device drive circuit and drive method, display device, and projection display device

SEIKO EPSON CORP1 citations52
US11947201B2Apr 2, 2024

Liquid crystal device, display device, optical modulation module, and control method of liquid crystal device

SEIKO EPSON CORP0 citations51
US10250780B2Apr 2, 2019

Video processing method, video processing circuit, liquid crystal display, and electronic apparatus

SEIKO EPSON CORP0 citations51
US9093046B2Jul 28, 2015

Signal processing device, liquid crystal apparatus, electronic equipment, and signal processing method

SEIKO EPSON CORP0 citations51
US12190762B2Jan 7, 2025

Control method for display device and display device

SEIKO EPSON CORP0 citations49
US9667931B2May 30, 2017

Electro-optic apparatus and control method thereof

SEIKO EPSON CORP0 citations42
US10444574B2Oct 15, 2019

Liquid crystal display and electronic equipment

SEIKO EPSON CORP0 citations41
US10121400B2Nov 6, 2018

Video processing circuit, electro-optical device, electronic apparatus, and video processing method

SEIKO EPSON CORP0 citations41
US9858890B2Jan 2, 2018

Driver unit for electro-optical device, electro-optical device, electronic apparatus, and method for driving electro-optical device that perform overdrive processing

SEIKO EPSON CORP0 citations41
US10199002B2Feb 5, 2019

Electrooptical device, electronic apparatus, and method for driving electrooptical device

SEIKO EPSON CORP0 citations40

HOSAKA HIROYUKI

8 patents

IISAKA HIDEHITO

7 patents

SATO SHIGEMI

1 patent

FUKUI KOSUKE

1 patent

TOYOOKA TAKASHI

1 patent

Showing the top 50 of 53 patents by PatentIndex Score.