Inventor · disambiguated record
Hiroyuki Hosaka
Also filed as: HOSAKA HIROYUKI
53 granted patents·15 pending applications·110 citations·filing 2004–2023
97Inventor score
Top patents by PatentIndex Score
68 records- 0191US7486265B2Electro-optical device, method of driving electro-optical device, and electronic apparatusSEIKO EPSON CORP·Filed 2005·Granted Feb 3, 2009·11 cites·5 claims
- 0291US7273286B2Display device and light control method of the sameSEIKO EPSON CORP·Filed 2005·Granted Sep 25, 2007·16 cites·12 claims
- 0388US8466866B2Video processing circuit, video processing method, liquid crystal display device, and electronic apparatusIISAKA HIDEHITO·Filed 2011·Granted Jun 18, 2013·7 cites·20 claims
- 0487US8471874B2Electro-optical device, image processing device, and electronic apparatusSATO SHIGEMI·Filed 2007·Granted Jun 25, 2013·8 cites·5 claims
- 0585US12211409B2Projection-type display apparatusSEIKO EPSON CORP·Filed 2023·Granted Jan 28, 2025·1 cites·5 claims
- 0685US12198587B2Projection-type display apparatusSEIKO EPSON CORP·Filed 2023·Granted Jan 14, 2025·1 cites·4 claims
- 0783US10032804B2Electro-optic apparatus and electronic deviceSEIKO EPSON CORP·Filed 2017·Granted Jul 24, 2018·3 cites·12 claims
- 0883US9241092B2Signal processing device, liquid crystal apparatus, electronic equipment, and signal processing methodSEIKO EPSON CORP·Filed 2013·Granted Jan 19, 2016·4 cites·17 claims
- 0982US8411004B2Video processing circuit, video processing method, liquid crystal display device, and electronic apparatusIISAKA HIDEHITO·Filed 2011·Granted Apr 2, 2013·4 cites·14 claims
- 1082US8237647B2Driving method for liquid crystal display apparatus, liquid crystal display apparatus, and electronic deviceHOSAKA HIROYUKI·Filed 2010·Granted Aug 7, 2012·4 cites·6 claims
- 1182US7301518B2Driving method for electro-optical apparatus, electro-optical apparatus and electronic equipmentSEIKO EPSON CORP·Filed 2004·Granted Nov 27, 2007·23 cites·6 claims
- 1281US7352348B2Driving circuit and driving method for electro-optical deviceSEIKO EPSON CORP·Filed 2005·Granted Apr 1, 2008·5 cites·20 claims
- 1380US10991286B2Electro-optical device including a light path shifting element and method for controlling the sameSEIKO EPSON CORP·Filed 2019·Granted Apr 27, 2021·2 cites·8 claims
- 1479US7973809B2Electro-optical device, driving circuit and driving method of the same, and electronic apparatusSEIKO EPSON CORP·Filed 2008·Granted Jul 5, 2011·4 cites·9 claims
- 1578US11595627B2Liquid crystal projectorSEIKO EPSON CORP·Filed 2020·Granted Feb 28, 2023·1 cites·4 claims
- 1677US8081284B2Video processing circuit, liquid crystal display device, electronic apparatus, and video processing methodHOSAKA HIROYUKI·Filed 2011·Granted Dec 20, 2011·3 cites·18 claims
- 1775US9189999B2Signal processing device, liquid crystal device, electronic apparatus and signal processing methodSEIKO EPSON CORP·Filed 2013·Granted Nov 17, 2015·2 cites·17 claims
- 1873US12149871B2Projector and control method for projectorSEIKO EPSON CORP·Filed 2023·Granted Nov 19, 2024·0 cites·11 claims
- 1972US8497829B2Video processing circuit, liquid crystal display device, electronic apparatus, and video processing methodHOSAKA HIROYUKI·Filed 2011·Granted Jul 30, 2013·2 cites·5 claims
- 2069US10380957B2Electrooptic device, electronic device, and driving methodSEIKO EPSON CORP·Filed 2017·Granted Aug 13, 2019·1 cites·13 claims
- 2167US8139012B2Liquid-crystal-device driving method, liquid crystal device, and electronic apparatusFUKUI KOSUKE·Filed 2007·Granted Mar 20, 2012·3 cites·5 claims
- 2267US7796291B2Electro-optical device, electro-optical device driving method, image processing circuit, image processing method, and electronic apparatusSEIKO EPSON CORP·Filed 2006·Granted Sep 14, 2010·1 cites·17 claims
- 2366US8305404B2Electro-optical apparatus, method of driving same, and electronic apparatusHOSAKA HIROYUKI·Filed 2008·Granted Nov 6, 2012·1 cites·7 claims
- 2466US2022417480A1Projector and control method for projectorSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 2565US8638289B2Driving method and color sequential electro-optical apparatus with varied wait periods between scanning ANS irradiationIISAKA HIDEHITO·Filed 2009·Granted Jan 28, 2014·1 cites·11 claims
- 2664US10109254B2Video processing circuit, video processing method, electro-optical device, and electronic apparatusSEIKO EPSON CORP·Filed 2015·Granted Oct 23, 2018·1 cites·11 claims
- 2761US9812051B2Video processing circuit, processing method thereof, liquid crystal display apparatus and electronics deviceSEIKO EPSON CORP·Filed 2014·Granted Nov 7, 2017·0 cites·16 claims
- 2858US12190762B2Control method for display device and display deviceSEIKO EPSON CORP·Filed 2023·Granted Jan 7, 2025·0 cites·8 claims
- 2958US11947201B2Liquid crystal device, display device, optical modulation module, and control method of liquid crystal deviceSEIKO EPSON CORP·Filed 2023·Granted Apr 2, 2024·0 cites·8 claims
- 3058US9305500B2ProjectorTOYOOKA TAKASHI·Filed 2007·Granted Apr 5, 2016·0 cites·14 claims
- 3158US7372443B2Display-device drive circuit and drive method, display device, and projection display deviceSEIKO EPSON CORP·Filed 2004·Granted May 13, 2008·1 cites·13 claims
- 3256US11804158B2Projection-type display device, and control method for projection-type display deviceSEIKO EPSON CORP·Filed 2022·Granted Oct 31, 2023·0 cites·12 claims
- 3356US8179348B2Driving method, driving circuit, electro-optical device, and electronic apparatusIISAKA HIDEHITO·Filed 2008·Granted May 15, 2012·0 cites·17 claims
- 3455US10250780B2Video processing method, video processing circuit, liquid crystal display, and electronic apparatusSEIKO EPSON CORP·Filed 2016·Granted Apr 2, 2019·0 cites·14 claims
- 3554US9467599B2Video processing method, video processing circuit, liquid crystal display, and electronic apparatusHOSAKA HIROYUKI·Filed 2012·Granted Oct 11, 2016·0 cites·13 claims
- 3654US9093046B2Signal processing device, liquid crystal apparatus, electronic equipment, and signal processing methodSEIKO EPSON CORP·Filed 2013·Granted Jul 28, 2015·0 cites·19 claims
- 3754US2016173839A1ProjectorSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 3854US2010013802A1Driver and method for driving electro-optical device, electro-optical device, and electronic apparatusSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 3953US7961168B2Display-device drive circuit and drive method, display device, and projection display deviceSEIKO EPSON CORP·Filed 2008·Granted Jun 14, 2011·0 cites·9 claims
- 4053US2009015525A1Electro-optical device, method of controlling the same and electronic apparatusSEIKO EPSON CORP·Filed 2008·Application pending·0 cites
- 4153US2011051007A1Video processing circuit, processing method thereof, liquid crystal display apparatus and electronics deviceSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 4253US2009195561A1Electro-optical device, driving circuit and driving method of the same, and electronic apparatusSEIKO EPSON CORP·Filed 2008·Application pending·0 cites
- 4351US11562672B2Liquid crystal projector having non-adjacent display pixelsSEIKO EPSON CORP·Filed 2021·Granted Jan 24, 2023·0 cites·4 claims
- 4451US11069315B2Image processing device and liquid crystal projectorSEIKO EPSON CORP·Filed 2020·Granted Jul 20, 2021·0 cites·4 claims
- 4550US10444574B2Liquid crystal display and electronic equipmentSEIKO EPSON CORP·Filed 2018·Granted Oct 15, 2019·0 cites·9 claims
- 4650US8154499B2Electro-optical device, method for driving the same, and electronic apparatusIISAKA HIDEHITO·Filed 2007·Granted Apr 10, 2012·0 cites·10 claims
- 4749US9514700B2Signal processing device, liquid crystal apparatus, electronic equipment, and signal processing methodSEIKO EPSON CORP·Filed 2013·Granted Dec 6, 2016·0 cites·10 claims
- 4849US9336741B2Video processing circuit, video processing method, liquid crystal display device, and electronic apparatusSEIKO EPSON CORP·Filed 2013·Granted May 10, 2016·0 cites·12 claims
- 4949US8994633B2Video processing circuit, video processing method, liquid crystal display device, and electronic apparatusHOSAKA HIROYUKI·Filed 2011·Granted Mar 31, 2015·0 cites·6 claims
- 5048US10121400B2Video processing circuit, electro-optical device, electronic apparatus, and video processing methodSEIKO EPSON CORP·Filed 2017·Granted Nov 6, 2018·0 cites·10 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →