Inventor · disambiguated record
Masayasu Ito
Also filed as: ITO MASAYASU
149 granted patents·12 pending applications·1,788 citations·filing 1991–2021
99Inventor score
Files withKOITO MFG CO LTD115SONY CORP5FURUKAWA ELECTRIC CO LTD4KIKUCHI SATOSHI4SONY COMPUTER ENTERTAINMENT INC3
Top patents by PatentIndex Score
161 records- 0198US11704910B2Vehicle detecting device and vehicle lamp systemKOITO MFG CO LTD·Filed 2020·Granted Jul 18, 2023·14 cites·13 claims
- 0296US7164235B2Vehicular lampKOITO MFG CO LTD·Filed 2004·Granted Jan 16, 2007·98 cites·16 claims
- 0395US7327051B2Lighting control circuit for vehicle lampsKOITO MFG CO LTD·Filed 2005·Granted Feb 5, 2008·40 cites·16 claims
- 0494US7741788B2Light emitting apparatus with current limitingKOITO MFG CO LTD·Filed 2008·Granted Jun 22, 2010·42 cites·8 claims
- 0594US7479743B2Vehicle lighting apparatusKOITO MFG CO LTD·Filed 2006·Granted Jan 20, 2009·35 cites·6 claims
- 0693US7528553B2Lighting control apparatus for vehicle lighting deviceKOITO MFG CO LTD·Filed 2007·Granted May 5, 2009·33 cites·19 claims
- 0793US7482765B2Lighting control apparatus of lighting device for vehicleKOITO MFG CO LTD·Filed 2006·Granted Jan 27, 2009·36 cites·8 claims
- 0893US7244036B2Vehicular lampKOITO MFG CO LTD·Filed 2005·Granted Jul 17, 2007·34 cites·7 claims
- 0993US7237935B2Light source module and vehicular lampKOITO MFG CO LTD·Filed 2005·Granted Jul 3, 2007·35 cites·7 claims
- 1092US7352135B2Lighting controller for lighting device for vehicleKOITO MFG CO LTD·Filed 2006·Granted Apr 1, 2008·30 cites·19 claims
- 1192US6362577B1Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2000·Granted Mar 26, 2002·67 cites·9 claims
- 1291US8947017B2Semiconductor light source lighting circuitKIKUCHI SATOSHI·Filed 2012·Granted Feb 3, 2015·17 cites·5 claims
- 1391US7274150B2Lighting control circuit for vehicle lighting equipmentKOITO MFG CO LTD·Filed 2005·Granted Sep 25, 2007·22 cites·6 claims
- 1491US6847169B2Lighting circuitKOITO MFG CO LTD·Filed 2003·Granted Jan 25, 2005·61 cites·6 claims
- 1590US7291989B2Lighting control circuit for vehicle lighting equipmentKOITO MFG CO LTD·Filed 2005·Granted Nov 6, 2007·21 cites·6 claims
- 1689US5224534AMethod of producing refractory metal or alloy materialsNIPPON MINING AND METALS COMPA·Filed 1991·Granted Jul 6, 1993·53 cites·7 claims
- 1787US7919925B2Lighting control device of lighting device for vehicleKOITO MFG CO LTD·Filed 2008·Granted Apr 5, 2011·15 cites·6 claims
- 1886US8105169B2Portable electronic deviceOGASAWARA SHINICHI·Filed 2004·Granted Jan 31, 2012·39 cites·12 claims
- 1986US7635952B2Lighting controller for lighting device for vehicleKOITO MFG CO LTD·Filed 2006·Granted Dec 22, 2009·13 cites·18 claims
- 2086US7318662B2Vehicular headlampKOITO MFG CO LTD·Filed 2005·Granted Jan 15, 2008·8 cites·3 claims
- 2186US7105945B2Lighting device for vehicleKOITO MFG CO LTD·Filed 2005·Granted Sep 12, 2006·15 cites·8 claims
- 2286US5723510AMethod of manufacturing thermoplastic polyester foam sheetFURUKAWA ELECTRIC CO LTD·Filed 1996·Granted Mar 3, 1998·58 cites·9 claims
- 2385US8970136B2Semiconductor light source lighting circuit and vehicular lampKIKUCHI SATOSHI·Filed 2014·Granted Mar 3, 2015·8 cites·8 claims
- 2485US7638947B2Lighting control circuit for vehicle lighting fixtureKOITO MFG CO LTD·Filed 2006·Granted Dec 29, 2009·12 cites·9 claims
- 2585US7636037B2Vehicle lighting apparatusKOITO MFG CO LTD·Filed 2006·Granted Dec 22, 2009·11 cites·5 claims
- 2685US7403107B2Lighting control circuit for vehicle lighting equipmentKOITO MFG CO LTD·Filed 2005·Granted Jul 22, 2008·11 cites·8 claims
- 2784US6873111B2Vehicular lampKOITO MFG CO LTD·Filed 2003·Granted Mar 29, 2005·26 cites·5 claims
- 2883US9265109B2Light source control deviceKOITO MFG CO LTD·Filed 2013·Granted Feb 16, 2016·6 cites·7 claims
- 2983US8672767B2Portable electronic deviceOGASAWARA SHINICHI·Filed 2011·Granted Mar 18, 2014·6 cites·10 claims
- 3083US6417624B1Lighting system for vehicleKOITO MFG CO LTD·Filed 2000·Granted Jul 9, 2002·31 cites·17 claims
- 3181US7714516B2Lighting control apparatus for vehicle lampKOITO MFG CO LTD·Filed 2006·Granted May 11, 2010·8 cites·2 claims
- 3280US8928244B2Semiconductor light source lighting circuitKIKUCHI SATOSHI·Filed 2012·Granted Jan 6, 2015·5 cites·2 claims
- 3380US7880401B2Lighting controlling device of vehicle lighting equipmentKOITO MFG CO LTD·Filed 2008·Granted Feb 1, 2011·8 cites·6 claims
- 3480US7237928B2Vehicle head lampKOITO MFG CO LTD·Filed 2005·Granted Jul 3, 2007·10 cites·7 claims
- 3580US6844681B2Vehicle light apparatusKOITO MFG CO LTD·Filed 2003·Granted Jan 18, 2005·30 cites·7 claims
- 3680US6617808B2Discharge-lamp lighting circuitKOITO MFG CO LTD·Filed 2002·Granted Sep 9, 2003·23 cites·12 claims
- 3780US6583587B2Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2002·Granted Jun 24, 2003·31 cites·9 claims
- 3879US6351074B1Discharge lamp device for vehicleKOITO MFG CO LTD·Filed 2000·Granted Feb 26, 2002·31 cites·11 claims
- 3978US8339046B2Lighting control device of lighting device for vehicleKASABA YUSUKE·Filed 2009·Granted Dec 25, 2012·6 cites·6 claims
- 4078US7301784B2Lighting control unit for vehicle lighting fixtureKOITO MFG CO LTD·Filed 2006·Granted Nov 27, 2007·7 cites·7 claims
- 4178US6975070B2Power source apparatus and vehicular lampKOITO MFG CO LTD·Filed 2005·Granted Dec 13, 2005·7 cites·4 claims
- 4278US6208089B1Discharge-lamp lighting circuitKOITO MFG CO LTD·Filed 2000·Granted Mar 27, 2001·21 cites·16 claims
- 4377US8580000B2Indirect heat-drying apparatus, indirect heat-drying method of drying substance to be dried, and method and apparatus for producing solid fuelDEGUCHI TETSUYA·Filed 2008·Granted Nov 12, 2013·10 cites·3 claims
- 4477US8314160B2Thermoplastic resin foamMASUDA KOHJI·Filed 2005·Granted Nov 20, 2012·5 cites·17 claims
- 4577US7829903B2Light emitting apparatusKOITO MFG CO LTD·Filed 2006·Granted Nov 9, 2010·7 cites·9 claims
- 4677US7385831B2Power supply device and vehicle lampKOITO MFG CO LTD·Filed 2005·Granted Jun 10, 2008·6 cites·5 claims
- 4777US6366030B1Starter circuit configuration for a discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2000·Granted Apr 2, 2002·21 cites·5 claims
- 4876US9198247B2Vehicle lamp, driving device thereof, and control method thereofKOITO MFG CO LTD·Filed 2015·Granted Nov 24, 2015·4 cites·7 claims
- 4976US8994287B2Light source control deviceKOITO MFG CO LTD·Filed 2014·Granted Mar 31, 2015·3 cites·17 claims
- 5076US7116052B2Vehicular lampKOITO MFG CO LTD·Filed 2004·Granted Oct 3, 2006·19 cites·2 claims
Showing the top 50 of 161 patent records by PatentIndex Score.
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