Inventor · disambiguated record
Hiroshi Hayama
Also filed as: HAYAMA HIROSHI
22 granted patents·2 pending applications·1,293 citations·filing 1985–2013
96Inventor score
Files withNEC CORP19GETNER FOUNDATION LLC1HITACHI LTD1NEC ELECTRONICS CORP1RENESAS ELECTRONICS CORP1
Top patents by PatentIndex Score
24 records- 0197US6407791B1Multi-domain liquid crystal display deviceNEC CORP·Filed 2000·Granted Jun 18, 2002·113 cites·49 claims
- 0295US4612083AProcess of fabricating three-dimensional semiconductor deviceNEC CORP·Filed 1985·Granted Sep 16, 1986·680 cites·15 claims
- 0394US7050020B23D image/2D image switching display apparatus and portable terminal deviceNEC CORP·Filed 2003·Granted May 23, 2006·68 cites·35 claims
- 0494US6819311B2Driving process for liquid crystal displayNEC CORP·Filed 2000·Granted Nov 16, 2004·80 cites·22 claims
- 0590US5648293AMethod of growing an amorphous silicon filmNEC CORP·Filed 1994·Granted Jul 15, 1997·121 cites·7 claims
- 0689US7777713B2Device and method for driving large-sized and high-resolution display panelNEC ELECTRONICS CORP·Filed 2006·Granted Aug 17, 2010·16 cites·7 claims
- 0775US6248634B1Field-effect transistor and fabrication method thereof and image display apparatusNEC CORP·Filed 2000·Granted Jun 19, 2001·16 cites·9 claims
- 0875US5936598ACapacitive load drive circuit and methodNEC CORP·Filed 1997·Granted Aug 10, 1999·45 cites·27 claims
- 0974US6842209B2Liquid crystal display device having switchable reflective layerNEC CORP·Filed 2001·Granted Jan 11, 2005·14 cites·17 claims
- 1073US8031152B2Display deviceRENESAS ELECTRONICS CORP·Filed 2008·Granted Oct 4, 2011·2 cites·6 claims
- 1173US6362493B1Field-effect transistor and fabrication method thereof and image display apparatusNEC CORP·Filed 2000·Granted Mar 26, 2002·14 cites·1 claims
- 1273US5818406ADriver circuit for liquid crystal display deviceNEC CORP·Filed 1995·Granted Oct 6, 1998·42 cites·4 claims
- 1371US7598939B2Liquid crystal display device, backlight used for same display device, method for driving same backlight and method for manufacturing same backlightNEC CORP·Filed 2005·Granted Oct 6, 2009·2 cites·5 claims
- 1470US6069370AField-effect transistor and fabrication method thereof and image display apparatusNEC CORP·Filed 1997·Granted May 30, 2000·23 cites·20 claims
- 1569US7088050B2Display device and portable terminal using the sameNEC CORP·Filed 2005·Granted Aug 8, 2006·3 cites·24 claims
- 1668US7617485B2Apparatus for pointing an action attribute of electronic application systemHITACHI LTD·Filed 2003·Granted Nov 10, 2009·1 cites·4 claims
- 1760US9111495B2Liquid crystal display device, backlight used for same display device, method for driving same backlight and method for manufacturing same backlightGETNER FOUNDATION LLC·Filed 2013·Granted Aug 18, 2015·0 cites·20 claims
- 1859US5814981AVoltage circuit for generating multiple stable voltagesNEC CORP·Filed 1997·Granted Sep 29, 1998·15 cites·23 claims
- 1956US8599125B2Liquid crystal display device, backlight used for same display device, method for driving same backlight and method for manufacturing same backlightSUMIYOSHI KEN·Filed 2009·Granted Dec 3, 2013·0 cites·37 claims
- 2047US5416341ASubstrate for a semiconductor device and method for manufacturing a semiconductor device from the substrateNEC CORP·Filed 1994·Granted May 16, 1995·16 cites·8 claims
- 2146US5739593AVoltage source circuit for generating a plurality of values of voltagesNEC CORP·Filed 1996·Granted Apr 14, 1998·12 cites·6 claims
- 2242US6278506B1Holographic polymer dispersed liquid crystal structure having at least two phase gratings whose reflecting surfaces are not parallel to each other, color display unit using the same and process of fabricating thereofNEC CORP·Filed 1996·Granted Aug 21, 2001·10 cites·18 claims
- 2341US2003122771A1Liquid crystal display device, backlight used for same display device, method for driving same backlight and method for manufacturing same backlightNEC CORP·Filed 2002·Application pending·0 cites
- 2441US2005206600A1Structure of semiconductor chip and display device using the sameNEC CORP·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →