Inventor · disambiguated record
Hisanobu Ishiyama
Also filed as: ISHIYAMA HISANOBU
32 granted patents·10 pending applications·455 citations·filing 1991–2011
97Inventor score
Top patents by PatentIndex Score
42 records- 0197US7522441B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Granted Apr 21, 2009·46 cites·20 claims
- 0295US7106319B2Power supply circuit, voltage conversion circuit, semiconductor device, display device, display panel, and electronic equipmentSEIKO EPSON CORP·Filed 2002·Granted Sep 12, 2006·75 cites·5 claims
- 0394US7411804B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Granted Aug 12, 2008·17 cites·20 claims
- 0491US6906692B2Liquid crystal device, liquid crystal driving device and method of driving the same and electronic equipmentSEIKO EPSON CORP·Filed 2001·Granted Jun 14, 2005·40 cites·14 claims
- 0587US7956833B2Display driver, electro-optical device, and electronic instrumentSEIKO EPSON CORP·Filed 2007·Granted Jun 7, 2011·9 cites·7 claims
- 0686US5627457APower supply device, liquid crystal display device, and method of supplying powerSEIKO EPSON CORP·Filed 1994·Granted May 6, 1997·73 cites·41 claims
- 0783US8547773B2Integrated circuit device and electronic instrumentSAIKI TAKAYUKI·Filed 2006·Granted Oct 1, 2013·6 cites·25 claims
- 0882US6937216B1Electro-optical device, and electronic apparatus and display driver IC using the sameSEIKO EPSON CORP·Filed 2000·Granted Aug 30, 2005·18 cites·7 claims
- 0981US8054710B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2006·Granted Nov 8, 2011·9 cites·21 claims
- 1081US7764278B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Granted Jul 27, 2010·5 cites·19 claims
- 1179US8188544B2Integrated circuit device and electronic instrumentKUMAGAI TAKASHI·Filed 2006·Granted May 29, 2012·5 cites·18 claims
- 1279US7564734B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Granted Jul 21, 2009·4 cites·20 claims
- 1379US7268761B2Liquid crystal device, liquid crystal driving device and method of driving the same, and electronic equipmentSEIKO EPSON CORP·Filed 2005·Granted Sep 11, 2007·3 cites·5 claims
- 1477US8310478B2Integrated circuit device and electronic instrumentKUMAGAI TAKASHI·Filed 2006·Granted Nov 13, 2012·7 cites·15 claims
- 1576US7567479B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Granted Jul 28, 2009·3 cites·20 claims
- 1676US7495988B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Granted Feb 24, 2009·3 cites·18 claims
- 1776US7030865B2Operational amplifier circuit, driving circuit and driving methodSEIKO EPSON CORP·Filed 2002·Granted Apr 18, 2006·16 cites·18 claims
- 1875US7755587B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2006·Granted Jul 13, 2010·3 cites·14 claims
- 1975US6930675B2Display driver, display unit, and electronic instrumentSEIKO EPSON CORP·Filed 2002·Granted Aug 16, 2005·15 cites·14 claims
- 2071US7561478B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Granted Jul 14, 2009·2 cites·20 claims
- 2168US6995741B2Driving circuit and driving methodSEIKO EPSON CORP·Filed 2002·Granted Feb 7, 2006·10 cites·19 claims
- 2267US8547722B2Integrated circuit device and electronic instrumentITO SATORU·Filed 2011·Granted Oct 1, 2013·2 cites·18 claims
- 2367US7034813B2Electrode driving apparatus and electronic equipmentSEIKO EPSON CORP·Filed 2002·Granted Apr 25, 2006·10 cites·16 claims
- 2466US7880530B2Power supply circuit, display driver, electro-optical device, and electronic instrumentSEIKO EPSON CORP·Filed 2007·Granted Feb 1, 2011·7 cites·12 claims
- 2566US7205990B2Power supply circuit, voltage conversion circuit, semiconductor device, display device, display panel, and electronic equipmentSEIKO EPSON CORP·Filed 2004·Granted Apr 17, 2007·7 cites·6 claims
- 2661US7492659B2Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Granted Feb 17, 2009·2 cites·14 claims
- 2761US7006070B2Operational amplifier circuit, driving circuit, and driving methodSEIKO EPSON CORP·Filed 2002·Granted Feb 28, 2006·9 cites·12 claims
- 2860US2008094328A1Electro-Optical Device, and Electronic Apparatus and Display Driver IC Using the SameSEIKO EPSON CORP·Filed 2007·Application pending·0 cites
- 2959US2007279406A1Liquid Crystal Device, Liquid Crystal Driving Device and Method of Driving the Same and Electronic EquipmentSEIKO EPSON CORP·Filed 2007·Application pending·0 cites
- 3055US5313367ASemiconductor device having a multilayer interconnection structureSEIKO EPSON CORP·Filed 1991·Granted May 17, 1994·23 cites·18 claims
- 3154US6154189ALiquid crystal display panel drive method, segment driver, display controller and liquid crystal display deviceSEIKO EPSON CORP·Filed 1998·Granted Nov 28, 2000·18 cites·31 claims
- 3248US2007001886A1Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 3348US2007013635A1Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 3447US7126571B2Electrode driving apparatus and electronic equipmentSEIKO EPSON CORP·Filed 2002·Granted Oct 24, 2006·2 cites·23 claims
- 3547US2008116933A1Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2007·Application pending·0 cites
- 3647US2007001974A1Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Application pending·0 cites
- 3745US7312775B2Electro-optical device, and electronic apparatus and display driver IC using the sameSEIKO EPSON CORP·Filed 2004·Granted Dec 25, 2007·0 cites·7 claims
- 3844US2011128274A1Integrated Circuit Device and Electronic InstrumentSEIKO EPSON CORP·Filed 2011·Application pending·0 cites
- 3942US2007001983A1Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 4040US2007001984A1Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 4139US2007001975A1Integrated circuit device and electronic instrumentSEIKO EPSON CORP·Filed 2005·Application pending·0 cites
- 4238US6486865B1Semiconductor device, image display system and electronic systemSEIKO EPSON CORP·Filed 1999·Granted Nov 26, 2002·6 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →