Assignee
HITACHI DEVICE ENG
JP·69 granted patents·2 pending applications·1,287 citations·filing 1988–2008
Top patents by PatentIndex Score
71 records- 0198US7138974B2Liquid crystal display device having an improved lighting deviceHITACHI DEVICE ENG·Filed 2003·Granted Nov 21, 2006·137 cites·5 claims
- 0295US7486345B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2008·Granted Feb 3, 2009·23 cites·11 claims
- 0394US7161577B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2001·Granted Jan 9, 2007·65 cites·17 claims
- 0493US6898096B2Semiconductor integrated circuit with voltage generation circuit, liquid crystal display controller and mobile electric equipmentHITACHI DEVICE ENG·Filed 2002·Granted May 24, 2005·47 cites·7 claims
- 0592US5706498AGene database retrieval system where a key sequence is compared to database sequences by a dynamic programming deviceHITACHI DEVICE ENG·Filed 1994·Granted Jan 6, 1998·165 cites·12 claims
- 0691US7154571B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2006·Granted Dec 26, 2006·12 cites·4 claims
- 0790US6934210B2Semiconductor memory circuitHITACHI DEVICE ENG·Filed 2002·Granted Aug 23, 2005·36 cites·41 claims
- 0889US7042430B2Liquid crystal display device having stabilized drive circuitHITACHI DEVICE ENG·Filed 2003·Granted May 9, 2006·34 cites·6 claims
- 0989US7027018B2Display device and driving method thereofHITACHI DEVICE ENG·Filed 2003·Granted Apr 11, 2006·33 cites·16 claims
- 1089US7006069B2Display device and driving method thereofHITACHI DEVICE ENG·Filed 2003·Granted Feb 28, 2006·31 cites·15 claims
- 1188US7129998B2Liquid crystal display device comprising a peripheral area having six signal line common lines each connected every six signal lines in a driver IC mount region and four scan line common lines each connected to every four scan linesHITACHI DEVICE ENG·Filed 2004·Granted Oct 31, 2006·25 cites·10 claims
- 1288US6930666B2Display device having an improved voltage level converter circuitHITACHI DEVICE ENG·Filed 2003·Granted Aug 16, 2005·29 cites·42 claims
- 1387US7167154B2Display deviceHITACHI DEVICE ENG·Filed 2003·Granted Jan 23, 2007·45 cites·30 claims
- 1487US7088636B2Semiconductor memory circuitHITACHI DEVICE ENG·Filed 2005·Granted Aug 8, 2006·12 cites·5 claims
- 1586US7167141B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2003·Granted Jan 23, 2007·34 cites·3 claims
- 1686US7116298B2Active matrix display deviceHITACHI DEVICE ENG·Filed 2004·Granted Oct 3, 2006·21 cites·3 claims
- 1785US7251009B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2005·Granted Jul 31, 2007·5 cites·9 claims
- 1885US6980189B2Liquid crystal displayHITACHI DEVICE ENG·Filed 2002·Granted Dec 27, 2005·28 cites·10 claims
- 1985US6901006B1Semiconductor integrated circuit device including first, second and third gatesHITACHI DEVICE ENG·Filed 2003·Granted May 31, 2005·27 cites·25 claims
- 2085US6882397B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2003·Granted Apr 19, 2005·22 cites·6 claims
- 2182US4866590ASupply having a load invariant auxiliary power supply supplied from a main transformer and a current suppressing inductorHITACHI DEVICE ENG·Filed 1988·Granted Sep 12, 1989·51 cites·7 claims
- 2281US7106295B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2003·Granted Sep 12, 2006·18 cites·3 claims
- 2379US7177123B2Semiconductor integrated circuitHITACHI DEVICE ENG·Filed 2003·Granted Feb 13, 2007·16 cites·13 claims
- 2479US6954243B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2002·Granted Oct 11, 2005·22 cites·13 claims
- 2578US7209103B2Liquid crystal projectorHITACHI DEVICE ENG·Filed 2003·Granted Apr 24, 2007·20 cites·18 claims
- 2678US6954384B2Semiconductor deviceHITACHI DEVICE ENG·Filed 2002·Granted Oct 11, 2005·13 cites·10 claims
- 2777US6961041B2Liquid crystal display device having a low-voltage driving circuitHITACHI DEVICE ENG·Filed 2002·Granted Nov 1, 2005·19 cites·6 claims
- 2876US7274362B2Active matrix display deviceHITACHI DEVICE ENG·Filed 2004·Granted Sep 25, 2007·11 cites·12 claims
- 2976US7262822B2Structure of liquid crystal display device for easy assembly and disassemblyHITACHI DEVICE ENG·Filed 2005·Granted Aug 28, 2007·2 cites·10 claims
- 3075US7068261B2Liquid crystal display device with a touch panelHITACHI DEVICE ENG·Filed 2002·Granted Jun 27, 2006·16 cites·16 claims
- 3175US7027111B2Liquid crystal display device having nut member fixed on housingHITACHI DEVICE ENG·Filed 2004·Granted Apr 11, 2006·11 cites·5 claims
- 3274US6995757B2Level converter circuit and a liquid crystal display device employing the sameHITACHI DEVICE ENG·Filed 2003·Granted Feb 7, 2006·12 cites·5 claims
- 3374US6950347B2Nonvolatile semiconductor storage deviceHITACHI DEVICE ENG·Filed 2002·Granted Sep 27, 2005·15 cites·13 claims
- 3474US6924868B2Liquid crystal display device, method for fabricating the same, and portable telephone using the sameHITACHI DEVICE ENG·Filed 2001·Granted Aug 2, 2005·10 cites·7 claims
- 3573US7203116B2Semiconductor memory deviceHITACHI DEVICE ENG·Filed 2006·Granted Apr 10, 2007·6 cites·6 claims
- 3671US6952246B2Reflective type liquid crystal display deviceHITACHI DEVICE ENG·Filed 2004·Granted Oct 4, 2005·13 cites·3 claims
- 3771US6897923B2Reflective-type liquid crystal display device including resin layer with fine particlesHITACHI DEVICE ENG·Filed 2002·Granted May 24, 2005·15 cites·14 claims
- 3870US6882104B2Electroluminescent device with resin protective filmHITACHI DEVICE ENG·Filed 2002·Granted Apr 19, 2005·13 cites·11 claims
- 3966US7190361B2Image display deviceHITACHI DEVICE ENG·Filed 2002·Granted Mar 13, 2007·10 cites·4 claims
- 4066US6924782B1Liquid crystal display deviceHITACHI DEVICE ENG·Filed 1998·Granted Aug 2, 2005·31 cites·21 claims
- 4165US7180774B2Semiconductor integrated circuit device including first, second and third gatesHITACHI DEVICE ENG·Filed 2005·Granted Feb 20, 2007·2 cites·30 claims
- 4265US7142266B2Liquid crystal display deviceHITACHI DEVICE ENG·Filed 2006·Granted Nov 28, 2006·1 cites·3 claims
- 4365US7068340B2Liquid crystal displayHITACHI DEVICE ENG·Filed 2004·Granted Jun 27, 2006·7 cites·7 claims
- 4465US6974977B2Heterojunction bipolar transistorHITACHI DEVICE ENG·Filed 2003·Granted Dec 13, 2005·11 cites·10 claims
- 4564US7142200B2Display device and driving method thereofHITACHI DEVICE ENG·Filed 2003·Granted Nov 28, 2006·9 cites·8 claims
- 4663US7102609B2Liquid crystal displayHITACHI DEVICE ENG·Filed 2002·Granted Sep 5, 2006·9 cites·3 claims
- 4763US6958570B2Display deviceHITACHI DEVICE ENG·Filed 2003·Granted Oct 25, 2005·4 cites·17 claims
- 4862US7082063B2Semiconductor memory deviceHITACHI DEVICE ENG·Filed 2005·Granted Jul 25, 2006·3 cites·6 claims
- 4961US7471261B2Display deviceHITACHI DEVICE ENG·Filed 2004·Granted Dec 30, 2008·5 cites·9 claims
- 5061US6962287B2Information access device and information delivery systemHITACHI DEVICE ENG·Filed 2003·Granted Nov 8, 2005·3 cites·10 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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