Inventor

Hisanobu Ishiyama

Inventor

Chino, JP

Overview

1994–2013

Patent span

Physics

Primary field (CPC G)

Patents· 32 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G09Gprimary

G09GArrangements or circuits for control of indicating devices using static means to present variable information57%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein14%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%

G11CStatic stores4%

H03KPulse technique4%

G05FSystems for regulating electric or magnetic variables2%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems2%

H03FAmplifiers2%

H10BElectronic memory devices2%

H10DInorganic electric semiconductor devices2%

PatentTitleYear

8,547,722'Integrated circuit device and electronic instrument'2013 8,547,773'Integrated circuit device and electronic instrument'2013 8,310,478'Integrated circuit device and electronic instrument'2012 8,188,544'Integrated circuit device and electronic instrument'2012 8,054,710'Integrated circuit device and electronic instrument'2011 7,956,833'Display driver, electro-optical device, and electronic instrument'2011 7,880,530'Power supply circuit, display driver, electro-optical device, and electronic instrument'2011 7,764,278'Integrated circuit device and electronic instrument'2010 7,755,587'Integrated circuit device and electronic instrument'2010 7,567,479'Integrated circuit device and electronic instrument'2009 7,564,734'Integrated circuit device and electronic instrument'2009 7,561,478'Integrated circuit device and electronic instrument'2009 7,522,441'Integrated circuit device and electronic instrument'2009 7,495,988'Integrated circuit device and electronic instrument'2009 7,492,659'Integrated circuit device and electronic instrument'2009 7,411,804'Integrated circuit device and electronic instrument'2008 7,312,775'Electro-optical device, and electronic apparatus and display driver IC using the same'2007 7,268,761'Liquid crystal device, liquid crystal driving device and method of driving the same, and electronic equipment'2007 7,205,990'Power supply circuit, voltage conversion circuit, semiconductor device, display device, display panel, and electronic equipment'2007 7,126,571'Electrode driving apparatus and electronic equipment'2006 7,106,319'Power supply circuit, voltage conversion circuit, semiconductor device, display device, display panel, and electronic equipment'2006 7,034,813'Electrode driving apparatus and electronic equipment'2006 7,030,865'Operational amplifier circuit, driving circuit and driving method'2006 7,006,070'Operational amplifier circuit, driving circuit, and driving method'2006 6,995,741'Driving circuit and driving method'2006 6,937,216'Electro-optical device, and electronic apparatus and display driver IC using the same'2005 6,930,675'Display driver, display unit, and electronic instrument'2005 6,906,692'Liquid crystal device, liquid crystal driving device and method of driving the same and electronic equipment'2005 6,486,865'Semiconductor device, image display system and electronic system'2002 6,154,189'Liquid crystal display panel drive method, segment driver, display controller and liquid crystal display device'2000 5,627,457'Power supply device, liquid crystal display device, and method of supplying power'1997 5,313,367'Semiconductor device having a multilayer interconnection structure'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2013Patents assigned to SEIKO EPSON CORP (32)· patent assignee history

1994–2007Based in Suwa, JP· patent location history

2005–2013Based in Chino, JP· patent location history

2012–2013Patents assigned to FUJISE TAKASHI (4)· patent assignee history

2012–2013Patents assigned to ISHIYAMA HISANOBU (4)· patent assignee history

2012–2013Patents assigned to ITO SATORU (4)· patent assignee history

2012–2013Patents assigned to KARASAWA JUNICHI (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEIKO EPSON CORP	32	1994–2013
FUJISE TAKASHI	4	2012–2013
ISHIYAMA HISANOBUself	4	2012–2013
ITO SATORU	4	2012–2013
KARASAWA JUNICHI	4	2012–2013

Locations

Location	Patents	Span
Chino, JP	24	2005–2013
Suwa, JP	8	1994–2007