Inventor · disambiguated record
Seiji Higurashi
Also filed as: HIGURASHI SEIJI
89 granted patents·12 pending applications·1,171 citations·filing 1983–2009
99Inventor score
Top patents by PatentIndex Score
101 records- 0197US5014274ACode-error correcting deviceVICTOR COMPANY OF JAPAN·Filed 1989·Granted May 7, 1991·99 cites·7 claims
- 0294US6834349B1Copyright protection system for data storage and transmissionVICTOR COMPANY OF JAPAN·Filed 2000·Granted Dec 21, 2004·65 cites·13 claims
- 0392US6975730B1Method and apparatus for contents informationVICTOR COMPANY OF JAPAN·Filed 2000·Granted Dec 13, 2005·89 cites·10 claims
- 0491US5063452AMagnetic recording and/or reproducing apparatus having means for preventing audio-to-video crosstalk and noise generationVICTOR COMPANY OF JAPAN·Filed 1990·Granted Nov 5, 1991·56 cites·18 claims
- 0589US6262771B1Method and apparatus for converting picture signal, and recording and reproducing apparatusVICTOR COMPANY OF JAPAN·Filed 2000·Granted Jul 17, 2001·43 cites·13 claims
- 0688US7239703B2Copyright protection system for data storage and transmissionVICTOR COMPANY OF JAPAN·Filed 2004·Granted Jul 3, 2007·29 cites·5 claims
- 0786US5633684AImage information compression and decompression deviceVICTOR COMPANY OF JAPAN·Filed 1994·Granted May 27, 1997·77 cites·6 claims
- 0884US7239794B2Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofVICTOR COMPANY OF JAPAN·Filed 2005·Granted Jul 3, 2007·3 cites·1 claims
- 0984US4752832AVideo and audio signal recording and/or reproducing apparatusVICTOR COMPANY OF JAPAN·Filed 1986·Granted Jun 21, 1988·46 cites·11 claims
- 1082US6947663B1Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofVICTOR COMPANY OF JAPAN·Filed 2000·Granted Sep 20, 2005·9 cites·9 claims
- 1180US7317864B2Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofVICTOR COMPANY OF JAPAN·Filed 2005·Granted Jan 8, 2008·3 cites·1 claims
- 1276US5124852AMagnetic tape recording apparatusVICTOR COMPANY OF JAPAN·Filed 1990·Granted Jun 23, 1992·44 cites·4 claims
- 1375US4633332AMulti-mode magnetic recording system and multi-mode magnetic recording and playback system for VTRVICTOR COMPANY OF JAPAN·Filed 1984·Granted Dec 30, 1986·18 cites·15 claims
- 1474US7661001B2Information-signal encrypting apparatus and information-signal decrypting apparatusVICTOR COMPANY OF JAPAN·Filed 2004·Granted Feb 9, 2010·7 cites·5 claims
- 1574US7155011B2Encryption method, decryption method, and recording and reproducing apparatusVICTOR COMPANY OF JAPAN·Filed 2002·Granted Dec 26, 2006·10 cites·8 claims
- 1674US7024561B2Contents recording apparatus, recording medium, contents reproducing apparatus, contents transmission method, transmission medium, and contents reception methodVICTOR COMPANY OF JAPAN·Filed 2001·Granted Apr 4, 2006·12 cites·14 claims
- 1773US5559931ACompression/decompression system which performs an orthogonal transformation in a time direction with respect to picture planesVICTOR COMPANY OF JAPAN·Filed 1993·Granted Sep 24, 1996·47 cites·7 claims
- 1872US7254234B2Method and apparatus for encrypting and decrypting informationVICTOR COMPANY OF JAPAN·Filed 2002·Granted Aug 7, 2007·14 cites·2 claims
- 1972US6879772B1Audio and video signal recording apparatus and method having a function of informing user when the signal is protected from recordingVICTOR COMPANY OF JAPAN·Filed 2000·Granted Apr 12, 2005·9 cites·9 claims
- 2071US4819088AMagnetic recording and reproducing systemVICTOR COMPANY OF JAPAN·Filed 1987·Granted Apr 4, 1989·25 cites·14 claims
- 2170US8131131B2Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofKODA KAZUO·Filed 2007·Granted Mar 6, 2012·1 cites·2 claims
- 2270US8073310B2Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofKODA KAZUO·Filed 2007·Granted Dec 6, 2011·1 cites·1 claims
- 2369US6582309B2Game system and computer-readable recording mediumKONAMI CO LTD·Filed 1999·Granted Jun 24, 2003·70 cites·61 claims
- 2469US5577079APhase comparing circuit and PLL circuitVICTOR COMPANY OF JAPAN·Filed 1995·Granted Nov 19, 1996·39 cites·20 claims
- 2568US7292782B2MPEG picture data recording apparatus, MPEG picture data recording method, MPEG picture data recording medium, MPEG picture data generating apparatus, MPEG picture data reproducing apparatus, and MPEG picture data reproducing methodVICTOR COMPANY OF JAPAN·Filed 2001·Granted Nov 6, 2007·5 cites·37 claims
- 2666US6891951B2Cryptosystem-related method and apparatusVICTOR COMPANY OF JAPAN·Filed 2000·Granted May 10, 2005·10 cites·16 claims
- 2765US8073309B2Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofKODA KAZUO·Filed 2007·Granted Dec 6, 2011·0 cites·2 claims
- 2865US8064749B2Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofKODA KAZUO·Filed 2007·Granted Nov 22, 2011·0 cites·1 claims
- 2965US7124434B2Information transmission system, and information sending apparatus and information receiving apparatus used thereinVICTOR COMPANY OF JAPAN·Filed 2004·Granted Oct 17, 2006·8 cites·12 claims
- 3065US4768108AMagnetic recording and reproducing systemVICTOR COMPANY OF JAPAN·Filed 1987·Granted Aug 30, 1988·20 cites·12 claims
- 3163US6886097B1Method and apparatus for recording and reproducing information on and from recording mediumVICTOR COMPANY OF JAPAN·Filed 2000·Granted Apr 26, 2005·5 cites·12 claims
- 3262US6889323B2Method and apparatus for contents informationVICTOR COMPANY OF JAPAN·Filed 2000·Granted May 3, 2005·4 cites·20 claims
- 3362US6137648AMagnetic tape and a method for recording and reproducing a plurality of different information signals on and from the magnetic tapeVICTOR COMPANY OF JAPAN·Filed 1997·Granted Oct 24, 2000·15 cites·6 claims
- 3462US6011896AMethod of recording various different video signals onto magnetic tapeVICTOR COMPANY OF JAPAN·Filed 1999·Granted Jan 4, 2000·26 cites·12 claims
- 3561US8260122B2MPEG picture data recording apparatus, MPEG picture data recording method, MPEG picture data recording medium, MPEG picture data generating apparatus, MPEG picture data reproducing apparatus, and MPEG picture data reproducing methodSUGAHARA TAKAYUKI·Filed 2007·Granted Sep 4, 2012·0 cites·1 claims
- 3661US8131135B2MPEG picture data recording apparatus, MPEG picture data recording method, MPEG picture data recording medium, MPEG picture data generating apparatus, MPEG picture data reproducing apparatus, and MPEG picture data reproducing methodSUGAHARA TAKAYUKI·Filed 2007·Granted Mar 6, 2012·0 cites·1 claims
- 3760US4660104AMethod for recording and/or reproducing video and audio signals on a magnetic tape and a rotary cylinder arrangement thereforVICTOR COMPANY OF JAPAN·Filed 1984·Granted Apr 21, 1987·12 cites·9 claims
- 3859US8073308B2Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofKODA KAZUO·Filed 2007·Granted Dec 6, 2011·0 cites·1 claims
- 3959US7237124B2Contents recorder/reproducerVICTOR COMPANY OF JAPAN·Filed 2003·Granted Jun 26, 2007·5 cites·5 claims
- 4059US5970204AMethod and apparatus for recording time code dataVICTOR COMPANY OF JAPAN·Filed 1997·Granted Oct 19, 1999·13 cites·8 claims
- 4159US5963703AMethod and apparatus for recording and reproducing packet dataVICTOR COMPANY OF JAPAN·Filed 1997·Granted Oct 5, 1999·22 cites·7 claims
- 4258US8073307B2Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereofKODA KAZUO·Filed 2007·Granted Dec 6, 2011·0 cites·2 claims
- 4356US6735375B1Data recording and reproducing apparatusVICTOR COMPANY OF JAPAN·Filed 2000·Granted May 11, 2004·3 cites·8 claims
- 4455US5933568AMethod of recording and reproducing digital signals in different signal transmission modes and recording medium thereforVICTOR COMPANY OF JAPAN·Filed 1996·Granted Aug 3, 1999·18 cites·16 claims
- 4555US5537619ADigital data transmission method and apparatus for transmitting digital data at a high efficiencyVICTOR COMPANY OF JAPAN·Filed 1994·Granted Jul 16, 1996·15 cites·17 claims
- 4654US7941030B2Audio/video recording apparatus, recording method, playback apparatus, playback method, playback program, and recording programVICTOR COMPANY OF JAPAN·Filed 2004·Granted May 10, 2011·2 cites·20 claims
- 4754US6026213ADigital signal recording method and apparatus and recording medium thereforVICTOR COMPANY OF JAPAN·Filed 1996·Granted Feb 15, 2000·14 cites·5 claims
- 4854US5991501AApparatus and method for recording and reproducing digital signals on first and second areas of a storage mediumVICTOR COMPANY OF JAPAN·Filed 1996·Granted Nov 23, 1999·11 cites·12 claims
- 4953US7471795B2Information transmission systemVICTOR COMPANY OF JAPAN·Filed 2004·Granted Dec 30, 2008·2 cites·14 claims
- 5053US5948118AError detection code forming method and apparatusVICTOR COMPANY OF JAPAN·Filed 1996·Granted Sep 7, 1999·16 cites·2 claims
Showing the top 50 of 101 patent records by PatentIndex Score.
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