Inventor · disambiguated record
Hitoaki Owashi
Also filed as: OWASHI HITOAKI
112 granted patents·12 pending applications·1,598 citations·filing 1982–2025
99Inventor score
Top patents by PatentIndex Score
124 records- 0198US11798515B2Display apparatusMAXELL LTD·Filed 2022·Granted Oct 24, 2023·3 cites·27 claims
- 0297US7096486B1TV program selection support systemHITACHI LTD·Filed 1999·Granted Aug 22, 2006·331 cites·22 claims
- 0396US12293739B2Display apparatusMAXELL LTD·Filed 2024·Granted May 6, 2025·1 cites·13 claims
- 0495US12062348B2Display apparatusMAXELL LTD·Filed 2023·Granted Aug 13, 2024·1 cites·27 claims
- 0594US5912969AInformation receiving and recording/reproducing apparatus/method having function for limiting/delimiting for protecting copyright of recording informationHITACHI LTD·Filed 1997·Granted Jun 15, 1999·95 cites·15 claims
- 0693US6041161AInput-output circuit, recording apparatus and reproduction apparatus for digital video signalHITACHI LTD·Filed 1997·Granted Mar 21, 2000·50 cites·10 claims
- 0792US6163644AMethod and apparatus for receiving and/or reproducing digital signalHITACHI LTD·Filed 1996·Granted Dec 19, 2000·103 cites·16 claims
- 0891US11587524B2Display apparatusMAXELL LTD·Filed 2022·Granted Feb 21, 2023·1 cites·20 claims
- 0991US10129590B2Display apparatus and video processing apparatusMAXELL LTD·Filed 2016·Granted Nov 13, 2018·4 cites·10 claims
- 1091US6801713B1Recorded program viewing support methodHITACHI LTD·Filed 1998·Granted Oct 5, 2004·70 cites·20 claims
- 1188US5878010AMethod and apparatus for recording digital signalHITACHI LTD·Filed 1995·Granted Mar 2, 1999·41 cites·27 claims
- 1288US5699370AInformation recording and reproduction apparatus to be controlled by temporal informationHITACHI LTD·Filed 1995·Granted Dec 16, 1997·49 cites·15 claims
- 1387US12418692B2Information processing apparatus and information processing methodMAXELL LTD·Filed 2024·Granted Sep 16, 2025·0 cites·30 claims
- 1487US6249532B1Interactive chargeable communication system with billing system thereforHITACHI LTD·Filed 1999·Granted Jun 19, 2001·101 cites·39 claims
- 1586US5337199ADigital transmission signal processing system and recording/reproducing systemHITACHI LTD·Filed 1991·Granted Aug 9, 1994·35 cites·3 claims
- 1686US2025246165A1Display apparatusMAXELL LTD·Filed 2025·Application pending·0 cites
- 1785US6321025B1Method and apparatus for receiving and/or reproducing digital signalHITACHI LTD·Filed 2000·Granted Nov 20, 2001·19 cites·20 claims
- 1885US5825969AInformation management apparatus for inhibiting reproduction in a video cassette recorderHITACHI LTD·Filed 1997·Granted Oct 20, 1998·30 cites·17 claims
- 1984US10957278B2Display apparatusMAXELL LTD·Filed 2020·Granted Mar 23, 2021·1 cites·19 claims
- 2084US6339676B1Video signal recording and reproducing apparatus compatible with analog and digital video signal recording and reproducingHITACHI LTD·Filed 2000·Granted Jan 15, 2002·20 cites·9 claims
- 2184US6002694AInteractive chargeable communication system with billing system thereforHITACHI LTD·Filed 1995·Granted Dec 14, 1999·77 cites·12 claims
- 2284US4746996ASkew error correction circuit for video signal reproducing apparatusHITACHI LTD·Filed 1985·Granted May 24, 1988·50 cites·7 claims
- 2383US6600870B1Input-output circuit, recording apparatus and reproduction apparatus for digital video signalHITACHI LTD·Filed 1999·Granted Jul 29, 2003·23 cites·13 claims
- 2482US7310823B2Digital information recording apparatus and outputting apparatusHITACHI LTD·Filed 2002·Granted Dec 18, 2007·13 cites·15 claims
- 2581US5719943ADigital information signal transmitting/receiving method and systemHITACHI LTD·Filed 1995·Granted Feb 17, 1998·70 cites·27 claims
- 2680US11501735B2Display apparatusMAXELL LTD·Filed 2022·Granted Nov 15, 2022·0 cites·26 claims
- 2780US9218783B2Display apparatusHITACHI MAXELL·Filed 2014·Granted Dec 22, 2015·1 cites·5 claims
- 2879US12143665B2Information processing apparatus and information processing methodMAXELL LTD·Filed 2022·Granted Nov 12, 2024·0 cites·20 claims
- 2979US6201654B1Method and apparatus for recording digital signalHITACHI LTD·Filed 1999·Granted Mar 13, 2001·24 cites·9 claims
- 3077US5903704AApparatus for selectively recording and reproducing received analog and digital signalsHITACHI LTD·Filed 1995·Granted May 11, 1999·26 cites·13 claims
- 3177US4688081AApparatus for correcting time base error of video signalHITACHI LTD·Filed 1986·Granted Aug 18, 1987·32 cites·39 claims
- 3276US11445241B2Information processing apparatus and information processing methodMAXELL LTD·Filed 2022·Granted Sep 13, 2022·0 cites·28 claims
- 3375US11308914B2Display apparatusMAXELL LTD·Filed 2021·Granted Apr 19, 2022·0 cites·19 claims
- 3475US8254758B2Input-output circuit, recording apparatus and reproduction apparatus for digital video signalOKAMOTO HIROO·Filed 2008·Granted Aug 28, 2012·1 cites·4 claims
- 3575US6204985B1Information management apparatusHITACHI LTD·Filed 2000·Granted Mar 20, 2001·6 cites·8 claims
- 3675US4916553AVideo signal recording and reproducing method and apparatusHITACHI LTD·Filed 1988·Granted Apr 10, 1990·32 cites·57 claims
- 3774US10650780B2Display apparatusMAXELL LTD·Filed 2019·Granted May 12, 2020·0 cites·20 claims
- 3874US8699864B2Method and apparatus for receiving a digital signal and apparatus for recording and reproducing the digital signalOWASHI HITOAKI·Filed 2009·Granted Apr 15, 2014·3 cites·2 claims
- 3974US7259926B2Digital information recording/reproducing apparatusHITACHI LTD·Filed 2005·Granted Aug 21, 2007·1 cites·3 claims
- 4073US10685622B2Display apparatusMAXELL LTD·Filed 2019·Granted Jun 16, 2020·0 cites·20 claims
- 4173US4926361ADigital noise reducerHITACHI LTD·Filed 1988·Granted May 15, 1990·29 cites·16 claims
- 4272US10958971B2Display apparatus and video processing apparatusMAXELL LTD·Filed 2019·Granted Mar 23, 2021·0 cites·27 claims
- 4372US10629160B2Display apparatusMAXELL LTD·Filed 2019·Granted Apr 21, 2020·0 cites·8 claims
- 4472US7319808B2Input-output circuit, recording apparatus and reproduction apparatus for digital video signalHITACHI LTD·Filed 2003·Granted Jan 15, 2008·6 cites·26 claims
- 4572US4772950AMethod and apparatus for sampling and processing a video signalHITACHI LTD·Filed 1984·Granted Sep 20, 1988·20 cites·26 claims
- 4671US11509953B2Information processing apparatus and information processing methodMAXELL LTD·Filed 2020·Granted Nov 22, 2022·0 cites·30 claims
- 4770US11451861B2Method for processing video information and method for displaying video informationMAXELL LTD·Filed 2019·Granted Sep 20, 2022·0 cites·24 claims
- 4870US11451860B2Display apparatus and video processing apparatusMAXELL LTD·Filed 2019·Granted Sep 20, 2022·0 cites·28 claims
- 4970US10339893B2Display apparatusMAXELL LTD·Filed 2018·Granted Jul 2, 2019·0 cites·20 claims
- 5069US10354612B2Display apparatusMAXELL LTD·Filed 2018·Granted Jul 16, 2019·0 cites·14 claims
Showing the top 50 of 124 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →