Inventor
ISHIYAMA HISANOBU
JP32 patents
⚠️ This page may combine multiple inventors who share the name “ISHIYAMA HISANOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
28 patentsUS7106319B2Sep 12, 2006
Power supply circuit, voltage conversion circuit, semiconductor device, display device, display panel, and electronic equipment
SEIKO EPSON CORP75 citations98
US5627457AMay 6, 1997
Power supply device, liquid crystal display device, and method of supplying power
SEIKO EPSON CORP73 citations96
US7522441B2Apr 21, 2009
Integrated circuit device and electronic instrument
SEIKO EPSON CORP46 citations92
US6937216B1Aug 30, 2005
Electro-optical device, and electronic apparatus and display driver IC using the same
SEIKO EPSON CORP18 citations92
US6906692B2Jun 14, 2005
Liquid crystal device, liquid crystal driving device and method of driving the same and electronic equipment
SEIKO EPSON CORP40 citations92
US5313367AMay 17, 1994
Semiconductor device having a multilayer interconnection structure
SEIKO EPSON CORP23 citations92
US8054710B2Nov 8, 2011
Integrated circuit device and electronic instrument
SEIKO EPSON CORP9 citations84
US7880530B2Feb 1, 2011
Power supply circuit, display driver, electro-optical device, and electronic instrument
SEIKO EPSON CORP7 citations84
US7411804B2Aug 12, 2008
Integrated circuit device and electronic instrument
SEIKO EPSON CORP17 citations84
US7030865B2Apr 18, 2006
Operational amplifier circuit, driving circuit and driving method
SEIKO EPSON CORP16 citations84
US6930675B2Aug 16, 2005
Display driver, display unit, and electronic instrument
SEIKO EPSON CORP15 citations84
US6154189ANov 28, 2000
Liquid crystal display panel drive method, segment driver, display controller and liquid crystal display device
SEIKO EPSON CORP18 citations84
US7956833B2Jun 7, 2011
Display driver, electro-optical device, and electronic instrument
SEIKO EPSON CORP9 citations83
US7205990B2Apr 17, 2007
Power supply circuit, voltage conversion circuit, semiconductor device, display device, display panel, and electronic equipment
SEIKO EPSON CORP7 citations74
US7034813B2Apr 25, 2006
Electrode driving apparatus and electronic equipment
SEIKO EPSON CORP10 citations74
US7006070B2Feb 28, 2006
Operational amplifier circuit, driving circuit, and driving method
SEIKO EPSON CORP9 citations74
US6995741B2Feb 7, 2006
Driving circuit and driving method
SEIKO EPSON CORP10 citations74
US7764278B2Jul 27, 2010
Integrated circuit device and electronic instrument
SEIKO EPSON CORP5 citations63
US7755587B2Jul 13, 2010
Integrated circuit device and electronic instrument
SEIKO EPSON CORP3 citations63
US7567479B2Jul 28, 2009
Integrated circuit device and electronic instrument
SEIKO EPSON CORP3 citations63
US7564734B2Jul 21, 2009
Integrated circuit device and electronic instrument
SEIKO EPSON CORP4 citations63
US7561478B2Jul 14, 2009
Integrated circuit device and electronic instrument
SEIKO EPSON CORP2 citations63
US7268761B2Sep 11, 2007
Liquid crystal device, liquid crystal driving device and method of driving the same, and electronic equipment
SEIKO EPSON CORP3 citations63
US7126571B2Oct 24, 2006
Electrode driving apparatus and electronic equipment
SEIKO EPSON CORP2 citations63
US6486865B1Nov 26, 2002
Semiconductor device, image display system and electronic system
SEIKO EPSON CORP6 citations63
US7495988B2Feb 24, 2009
Integrated circuit device and electronic instrument
SEIKO EPSON CORP3 citations62
US7492659B2Feb 17, 2009
Integrated circuit device and electronic instrument
SEIKO EPSON CORP2 citations62
US7312775B2Dec 25, 2007
Electro-optical device, and electronic apparatus and display driver IC using the same
SEIKO EPSON CORP0 citations52