Assignee
HITACHI MAXELL
JP·985 granted patents·179 pending applications·15,235 citations·filing 1973–2018
Top patents by PatentIndex Score
1,164 records- 0197US9723268B2Television receiver with a TV phone functionHITACHI MAXELL·Filed 2016·Granted Aug 1, 2017·16 cites·4 claims
- 0297US9432618B2Television receiver with a TV phone functionHITACHI MAXELL·Filed 2015·Granted Aug 30, 2016·15 cites·8 claims
- 0397US4773740AElectrochromic display deviceHITACHI MAXELL·Filed 1987·Granted Sep 27, 1988·230 cites·7 claims
- 0496US9749675B2Digital contents receiver, digital contents receiving method and digital contents transmitting and receiving methodHITACHI MAXELL·Filed 2016·Granted Aug 29, 2017·9 cites·5 claims
- 0596US9124758B2Television receiver with a TV phone functionHITACHI MAXELL·Filed 2012·Granted Sep 1, 2015·18 cites·18 claims
- 0696US7914926B2Flat-shaped batteryHITACHI MAXELL·Filed 2006·Granted Mar 29, 2011·39 cites·4 claims
- 0796US7419315B2Lens deviceHITACHI MAXELL·Filed 2006·Granted Sep 2, 2008·82 cites·17 claims
- 0896US7287715B2Magnetic tape cartridgeHITACHI MAXELL·Filed 2005·Granted Oct 30, 2007·61 cites·2 claims
- 0996US6837438B1Non-contact information medium and communication system utilizing the sameHITACHI MAXELL·Filed 1999·Granted Jan 4, 2005·292 cites·9 claims
- 1096US5932139AFluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader thereofHITACHI MAXELL·Filed 1995·Granted Aug 3, 1999·128 cites·11 claims
- 1195US7374101B2Adapter panel, electronic equipment, and cable connector identification systemHITACHI MAXELL·Filed 2005·Granted May 20, 2008·99 cites·9 claims
- 1295US6921592B2Magnetic recording medium comprising a magnetic layer having specific thickness, surface roughness and friction coefficientHITACHI MAXELL·Filed 2003·Granted Jul 26, 2005·103 cites·4 claims
- 1395US6730421B1Magnetic recording medium and its production method, and magnetic recorderHITACHI MAXELL·Filed 2000·Granted May 4, 2004·49 cites·34 claims
- 1495US6615363B1Optical disk and method of recording on the sameHITACHI MAXELL·Filed 2000·Granted Sep 2, 2003·130 cites·12 claims
- 1595US5255261AInformation recording diskHITACHI MAXELL·Filed 1990·Granted Oct 19, 1993·94 cites·4 claims
- 1695US4911298ACassette storage containerHITACHI MAXELL·Filed 1989·Granted Mar 27, 1990·81 cites·7 claims
- 1795US4793695AElectrochromic display deviceHITACHI MAXELL·Filed 1987·Granted Dec 27, 1988·169 cites·13 claims
- 1895US4504707APush-button switch locking device for use in electric applianceHITACHI MAXELL·Filed 1983·Granted Mar 12, 1985·74 cites·7 claims
- 1994US9787119B2Electric storage device and method for charging sameHITACHI MAXELL·Filed 2012·Granted Oct 10, 2017·23 cites·5 claims
- 2094US8045288B2Tape drive with cartridge thickness detecting sensorsHITACHI MAXELL·Filed 2004·Granted Oct 25, 2011·88 cites·3 claims
- 2194US7803471B1Magnetic tape, its cleaning method, and optical servotrack forming/cleaning apparatusHITACHI MAXELL·Filed 2001·Granted Sep 28, 2010·106 cites·2 claims
- 2294US7605452B2Semiconductor light-emitting device, semiconductor light-emitting module, and method of manufacturing the semiconductor light-emitting moduleHITACHI MAXELL·Filed 2006·Granted Oct 20, 2009·32 cites·13 claims
- 2394US7253988B2Recording/reproducing method of magnetic tapeHITACHI MAXELL·Filed 2006·Granted Aug 7, 2007·18 cites·1 claims
- 2494US6385407B1Accommodating enclosure and management systemHITACHI MAXELL·Filed 1999·Granted May 7, 2002·201 cites·14 claims
- 2594US6282081B1Electrode for capacitor, method for producing the same and capacitorHITACHI MAXELL·Filed 2000·Granted Aug 28, 2001·168 cites·8 claims
- 2693US10050474B2Non-contact power transmission system, receiving apparatus and transmitting apparatusHITACHI MAXELL·Filed 2015·Granted Aug 14, 2018·12 cites·16 claims
- 2793US9767835B2Magnetic recording mediumHITACHI MAXELL·Filed 2016·Granted Sep 19, 2017·14 cites·2 claims
- 2893US9661101B2Content delivery system, delivery server, receiving terminal, and content delivery methodHITACHI MAXELL·Filed 2016·Granted May 23, 2017·9 cites·12 claims
- 2993US8035929B2Magnetic head assembly and magnetic tape driving apparatusHITACHI MAXELL·Filed 2008·Granted Oct 11, 2011·17 cites·6 claims
- 3093US7132014B2Oil-based pigmented ink compositionHITACHI MAXELL·Filed 2005·Granted Nov 7, 2006·15 cites·12 claims
- 3193US7132013B2Oil-based pigmented ink compositionHITACHI MAXELL·Filed 2005·Granted Nov 7, 2006·14 cites·13 claims
- 3293USD479193SBatteryHITACHI MAXELL·Filed 2002·Granted Sep 2, 2003·58 cites·1 claims
- 3393USD479192SBatteryHITACHI MAXELL·Filed 2002·Granted Sep 2, 2003·54 cites·1 claims
- 3493US6395805B1Dispersion composition and process for production thereofHITACHI MAXELL·Filed 2000·Granted May 28, 2002·62 cites·22 claims
- 3593US5537389ADisk cartridge having a single closing energizer for closing two independently opened shuttersHITACHI MAXELL·Filed 1993·Granted Jul 16, 1996·78 cites·5 claims
- 3692US10057371B2Content delivery system, delivery server, receiving terminal, and content delivery methodHITACHI MAXELL·Filed 2017·Granted Aug 21, 2018·7 cites·12 claims
- 3792US9420272B2Digital contents receiver, digital contents receiving method and digital contents transmitting and receiving methodHITACHI MAXELL·Filed 2015·Granted Aug 16, 2016·5 cites·5 claims
- 3892US9256060B2Pinhole array and display device using sameHITACHI MAXELL·Filed 2013·Granted Feb 9, 2016·14 cites·10 claims
- 3992US9099154B2Information recording/reproducing apparatusHITACHI MAXELL·Filed 2013·Granted Aug 4, 2015·9 cites·5 claims
- 4092US7732505B2Energy ray-curable ink compositionHITACHI MAXELL·Filed 2005·Granted Jun 8, 2010·16 cites·12 claims
- 4192US7457052B2Light shield sheet, optical apparatus, and method of manufacturing light shield sheetHITACHI MAXELL·Filed 2005·Granted Nov 25, 2008·35 cites·12 claims
- 4292US7038873B2Magnetic recording medium having a specific relation of coercive force HC and residual magnetization MR in perpendicular direction to substrate surfaceHITACHI MAXELL·Filed 2003·Granted May 2, 2006·37 cites·23 claims
- 4392US6893746B1Magnetic recording medium with high thermal stability, method for producing the same, and magnetic recording apparatusHITACHI MAXELL·Filed 2000·Granted May 17, 2005·43 cites·37 claims
- 4492US6101153AMagnetic head capable of generating multi-stepped external magnetic fields for magneto-optical recording deviceHITACHI MAXELL·Filed 1998·Granted Aug 8, 2000·62 cites·7 claims
- 4592US5040165AOptical information recording medium and method of fabricating the sameHITACHI MAXELL·Filed 1989·Granted Aug 13, 1991·63 cites·18 claims
- 4692USD298251SDisk cartridgeHITACHI MAXELL·Filed 1986·Granted Oct 25, 1988·34 cites·1 claims
- 4792US4663556ATorsional mode ultrasonic vibratorHITACHI MAXELL·Filed 1985·Granted May 5, 1987·69 cites·9 claims
- 4891US7869154B2Magnetic tape driving apparatusHITACHI MAXELL·Filed 2009·Granted Jan 11, 2011·14 cites·12 claims
- 4991US7859978B2Optical pickup lensHITACHI MAXELL·Filed 2010·Granted Dec 28, 2010·9 cites·10 claims
- 5091US7682435B2Oil-based pigmented ink compositionHITACHI MAXELL·Filed 2006·Granted Mar 23, 2010·15 cites·13 claims
Showing the top 50 of 1,164 patent records by PatentIndex Score.
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