Inventor · disambiguated record
Takakiyo Yasukawa
Also filed as: YASUKAWA TAKAKIYO
19 granted patents·11 pending applications·13 citations·filing 2002–2022
88Inventor score
Files withHITACHI LTD7HITACHI ASTEMO LTD6HITACHI-LG DATA STORAGE INC5HITACHI AUTOMOTIVE SYSTEMS LTD2MIYAMOTO HARUKAZU2
Top patents by PatentIndex Score
30 records- 0176US7130256B2Mark-length information recording systemHITACHI LTD·Filed 2002·Granted Oct 31, 2006·10 cites·8 claims
- 0267US8004957B2Recording and reproducing method and recording and reproducing apparatusHITACHI LTD·Filed 2007·Granted Aug 23, 2011·1 cites·21 claims
- 0364US12304503B2Vehicle orientation estimation system and vehicle orientation estimation methodHITACHI ASTEMO LTD·Filed 2021·Granted May 20, 2025·0 cites·12 claims
- 0464US8908484B2Recording/reproducing device and optical disk library deviceHITACHI LG DATA STORAGE INC·Filed 2014·Granted Dec 9, 2014·1 cites·19 claims
- 0562US8493827B2Optical disc and optical disc apparatusFUJITA SHINJI·Filed 2010·Granted Jul 23, 2013·1 cites·1 claims
- 0658US9286929B2Multilayered optical disk and its recording methodMIYAMOTO HARUKAZU·Filed 2009·Granted Mar 15, 2016·0 cites·13 claims
- 0756US7391695B2Information recording systems and methods utilizing controlled mark-lengthHITACHI LTD·Filed 2006·Granted Jun 24, 2008·0 cites·8 claims
- 0855US7944790B2Optical disc apparatus and data recording method thereofHITACHI LG DATA STORAGE INC·Filed 2008·Granted May 17, 2011·0 cites·12 claims
- 0953US7885160B2Method of recording information on and reproducing information from optical disk and apparatus for the sameHITACHI LTD·Filed 2008·Granted Feb 8, 2011·0 cites·11 claims
- 1052US2025201114A1External environment recognition device and external environment recognition methodHITACHI ASTEMO LTD·Filed 2022·Application pending·0 cites
- 1152US2025222880A1Vehicle-mounted imaging systemHITACHI ASTEMO LTD·Filed 2022·Application pending·0 cites
- 1251US8284648B2Optical disk recording apparatusNISHIMURA KOICHIRO·Filed 2007·Granted Oct 9, 2012·0 cites·10 claims
- 1350US2024185458A1Object distance detecting deviceHITACHI ASTEMO LTD·Filed 2022·Application pending·0 cites
- 1449US11325522B2Automatic light systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2019·Granted May 10, 2022·0 cites·9 claims
- 1548US2007297309A1Optical disc recording method and optical disc recording apparatusHITACHI LTD·Filed 2007·Application pending·0 cites
- 1647US9105274B2Optical disc inspection method in optical disc library apparatus and optical disc library apparatusHITACHI LG DATA STORAGE INC·Filed 2014·Granted Aug 11, 2015·0 cites·24 claims
- 1747US7649821B2Disk discriminating method and optical disk apparatusHITACHI LTD·Filed 2006·Granted Jan 19, 2010·0 cites·14 claims
- 1844US11845377B2In-vehicle system and in-vehicle deviceHITACHI ASTEMO LTD·Filed 2020·Granted Dec 19, 2023·0 cites·7 claims
- 1944US2011317535A1Multilayered Optical Disk And Its Recording MethodMIYAMOTO HARUKAZU·Filed 2011·Application pending·0 cites
- 2043US11167687B2Object detection systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Nov 9, 2021·0 cites·7 claims
- 2143US8289822B2Optical disc reproducing apparatus for implementing an optical recording and reproducing method for multi-layer optical discsKATAOKA TAKEYOSHI·Filed 2010·Granted Oct 16, 2012·0 cites·10 claims
- 2243US2024265693A1Image processing apparatus and image processing systemHITACHI ASTEMO LTD·Filed 2022·Application pending·0 cites
- 2340US8335140B2Optical disc drive for recording or reproducing data on a multilayer optical disc with a layer identification regionSHIOZAWA MANABU·Filed 2011·Granted Dec 18, 2012·0 cites·3 claims
- 2440US7355941B2Information recording method and optical disk apparatus for recording information on a recording-type optical diskHITACHI LTD·Filed 2004·Granted Apr 8, 2008·0 cites·16 claims
- 2540US2005058033A1Optical disk writing method and write power control method thereofFiled 2004·Application pending·0 cites
- 2639US2006023590A1Optical disc recording method and information recording and reproducing apparatusISHII TOSHIKI·Filed 2005·Application pending·0 cites
- 2738US2016274805A1Data archive systemHITACHI-LG DATA STORAGE INC·Filed 2015·Application pending·0 cites
- 2837US8472297B2Optical disc apparatus, information recording method, and optical discYASUKAWA TAKAKIYO·Filed 2011·Granted Jun 25, 2013·0 cites·7 claims
- 2935US2012230172A1Optical information medium, optical information recording/reproducing apparatus, and optical information recording/reproducing methodYASUKAWA TAKAKIYO·Filed 2012·Application pending·0 cites
- 3032US2015213828A1Optical disk inspection method and optical disk library deviceHITACHI LG DATA STORAGE INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →