Inventor · disambiguated record
Takao Muramatsu
Also filed as: MURAMATSU TAKAO
52 granted patents·7 pending applications·130 citations·filing 1977–2025
97Inventor score
Top patents by PatentIndex Score
59 records- 0192US9648679B2Vehicle lamp and lighting circuit thereofKOITO MFG CO LTD·Filed 2015·Granted May 9, 2017·8 cites·15 claims
- 0290US12187186B2Vehicle lamp systemKOITO MFG CO LTD·Filed 2023·Granted Jan 7, 2025·1 cites·5 claims
- 0390US9550448B2Light distribution control method and light distribution control device for a vehicular headlampKOITO MFG CO LTD·Filed 2014·Granted Jan 24, 2017·12 cites·16 claims
- 0487US9862301B2Vehicular rear panelKOITO MFG CO LTD·Filed 2015·Granted Jan 9, 2018·4 cites·10 claims
- 0586US12503038B2Lamp systemKOITO MFG CO LTD·Filed 2024·Granted Dec 23, 2025·1 cites·36 claims
- 0686US7291990B2Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2006·Granted Nov 6, 2007·13 cites·10 claims
- 0784US10676017B2Vehicular lighting deviceKOITO MFG CO LTD·Filed 2017·Granted Jun 9, 2020·4 cites·13 claims
- 0884US10000150B2Lighting circuit and vehicle lampKOITO MFG CO LTD·Filed 2017·Granted Jun 19, 2018·4 cites·12 claims
- 0983US10641454B2Vehicle lamp that projects scanning beam scanned by optical scanning system to form first pattern, and that projects emission beam of second light source section to form second patternKOITO MFG CO LTD·Filed 2018·Granted May 5, 2020·4 cites·9 claims
- 1083US9265109B2Light source control deviceKOITO MFG CO LTD·Filed 2013·Granted Feb 16, 2016·6 cites·7 claims
- 1180US7564200B2Discharge lamp lighting circuit with frequency control in accordance with phase differenceKOITO MFG CO LTD·Filed 2007·Granted Jul 21, 2009·8 cites·5 claims
- 1278US11964608B2Vehicular lamp system, light distribution control device, and light distribution control methodKOITO MFG CO LTD·Filed 2023·Granted Apr 23, 2024·1 cites·11 claims
- 1376US9198247B2Vehicle lamp, driving device thereof, and control method thereofKOITO MFG CO LTD·Filed 2015·Granted Nov 24, 2015·4 cites·7 claims
- 1476US8994287B2Light source control deviceKOITO MFG CO LTD·Filed 2014·Granted Mar 31, 2015·3 cites·17 claims
- 1574US10156334B2Vehicular lampKOITO MFG CO LTD·Filed 2018·Granted Dec 18, 2018·2 cites·11 claims
- 1672US11001194B2Vehicular lamp system, vehicular lamp control device, and vehicular lamp control methodKOITO MFG CO LTD·Filed 2019·Granted May 11, 2021·1 cites·9 claims
- 1772US10426012B2Lighting circuit and vehicle lampKOITO MFG CO LTD·Filed 2017·Granted Sep 24, 2019·2 cites·12 claims
- 1872US7564199B2Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2007·Granted Jul 21, 2009·5 cites·7 claims
- 1971US2025326350A1Vehicle lamp apparatusKOITO MFG CO LTD·Filed 2025·Application pending·0 cites
- 2068US11897382B2Vehicle lamp system, vehicle lamp control device and vehicle lamp control methodKOITO MFG CO LTD·Filed 2021·Granted Feb 13, 2024·0 cites·10 claims
- 2168US7218065B2Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2006·Granted May 15, 2007·3 cites·20 claims
- 2266US12508981B2Lamp systemKOITO MFG CO LTD·Filed 2024·Granted Dec 30, 2025·0 cites·2 claims
- 2365US10807516B2Lighting circuitKOITO MFG CO LTD·Filed 2019·Granted Oct 20, 2020·1 cites·6 claims
- 2464US7378802B2Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2006·Granted May 27, 2008·2 cites·5 claims
- 2561US8710769B2Discharge lamp lighting circuitMURAMATSU TAKAO·Filed 2011·Granted Apr 29, 2014·1 cites·9 claims
- 2661US8120264B2Discharge lamp lighting circuitMURAMATSU TAKAO·Filed 2009·Granted Feb 21, 2012·2 cites·10 claims
- 2760US9637048B2Illumination control systemKOITO MFG CO LTD·Filed 2015·Granted May 2, 2017·1 cites·7 claims
- 2860US9320107B2Vehicular lampKOITO MFG CO LTD·Filed 2014·Granted Apr 19, 2016·2 cites·18 claims
- 2960US7777429B2Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2007·Granted Aug 17, 2010·1 cites·14 claims
- 3059US11787330B2Vehicle lamp systemKOITO MFG CO LTD·Filed 2019·Granted Oct 17, 2023·0 cites·10 claims
- 3159US9386646B2Vehicle lamp and vehicle lamp driving deviceKOITO MFG CO LTD·Filed 2015·Granted Jul 5, 2016·1 cites·15 claims
- 3257US7084580B2Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2004·Granted Aug 1, 2006·8 cites·7 claims
- 3355US7019465B2Discharge lamp illumination circuit and discharge lamp illumination methodKOITO MFG CO LTD·Filed 2004·Granted Mar 28, 2006·5 cites·4 claims
- 3455US4237213AImage forming methodCANON KK·Filed 1978·Granted Dec 2, 1980·5 cites·5 claims
- 3554US2014003075A1Vehicular rear panelKOITO MFG CO LTD·Filed 2013·Application pending·0 cites
- 3653US10993297B2Lighting circuit and vehicular lampKOITO MFG CO LTD·Filed 2017·Granted Apr 27, 2021·0 cites·14 claims
- 3753US9951920B2Vehicle lamp control systemKOITO MFG CO LTD·Filed 2014·Granted Apr 24, 2018·0 cites·19 claims
- 3852US11097653B2Vehicle lamp system, vehicle lamp control device and vehicle lamp control methodKOITO MFG CO LTD·Filed 2018·Granted Aug 24, 2021·0 cites·24 claims
- 3951US12167141B2Imaging system including difference image generator that generates difference imagesKOITO MFG CO LTD·Filed 2022·Granted Dec 10, 2024·0 cites·15 claims
- 4050US9776559B2Vehicular display systemKOITO MFG CO LTD·Filed 2016·Granted Oct 3, 2017·0 cites·6 claims
- 4149US11252338B2Infrared camera system and vehicleKOITO MFG CO LTD·Filed 2019·Granted Feb 15, 2022·0 cites·11 claims
- 4249US7656102B2Discharge lamp lighting circuitKOITO MFG CO LTD·Filed 2007·Granted Feb 2, 2010·2 cites·3 claims
- 4349US2025010786A1Vehicle lamp system, light distribution controlling device, and light distribution controlling methodKOITO MFG CO LTD·Filed 2024·Application pending·0 cites
- 4448US11729875B2Automotive lampKOITO MFG CO LTD·Filed 2020·Granted Aug 15, 2023·0 cites·6 claims
- 4548US10661701B2Lighting circuit and vehicular lighting deviceKOITO MFG CO LTD·Filed 2017·Granted May 26, 2020·0 cites·16 claims
- 4647US7075246B2Discharge lamp illumination circuitKOITO MFG CO LTD·Filed 2004·Granted Jul 11, 2006·2 cites·6 claims
- 4747US2022014650A1Infrared camera system, infrared camera module, and vehicleKOITO MFG CO LTD·Filed 2019·Application pending·0 cites
- 4845US9598000B2Vehicle lamp systemKOITO MFG CO LTD·Filed 2016·Granted Mar 21, 2017·0 cites·8 claims
- 4945US7348733B2Discharge lamp lighting circuit and methodKOITO MFG CO LTD·Filed 2005·Granted Mar 25, 2008·0 cites·7 claims
- 5044US10609774B2Lighting circuit and vehicle lampKOITO MFG CO LTD·Filed 2016·Granted Mar 31, 2020·0 cites·7 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →