Inventor · disambiguated record
Masakazu Nishikawa
Also filed as: NISHIKAWA MASAKAZU
66 granted patents·27 pending applications·369 citations·filing 2000–2010
99Inventor score
Files withFUJI PHOTO FILM CO LTD59FUJIFILM CORP29FUJI PHOTO FILM CO LTD NOW FUJ1MATSUSHITA ELECTRIC WORKS LTD1PANASONIC ELEC WORKS CO LTD1
Top patents by PatentIndex Score
93 records- 0192US6759183B2Master medium for magnetic transfer including metal disk with relief or recess patternFUJI PHOTO FILM CO LTD·Filed 2003·Granted Jul 6, 2004·33 cites·29 claims
- 0291US6909563B2Master carrier for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2002·Granted Jun 21, 2005·25 cites·4 claims
- 0387US6636371B1Magnetic transfer method and systemFUJI PHOTO FILM CO LTD·Filed 2000·Granted Oct 21, 2003·24 cites·20 claims
- 0485US7420757B2Method and apparatus for magnetic transferFUJIFILM CORP·Filed 2005·Granted Sep 2, 2008·5 cites·11 claims
- 0583US7079336B2Method and apparatus for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2005·Granted Jul 18, 2006·4 cites·5 claims
- 0683US6954317B2Magnetic transfer method and apparatusFUJI PHOTO FILM CO LTD·Filed 2002·Granted Oct 11, 2005·18 cites·12 claims
- 0781US7385774B2Master information carrier for magnetic transfer, magnetic transfer method, and magnetic recording mediumFUJIFILM CORP·Filed 2005·Granted Jun 10, 2008·4 cites·16 claims
- 0881US6790534B2Magnetic transfer master medium, magnetic transfer method, and magnetic transfer master medium forming methodFUJI PHOTO FILM CO LTD·Filed 2002·Granted Sep 14, 2004·11 cites·16 claims
- 0979US7502184B2Method of magnetic transfer and stopping slave medium rotationFUJIFILM CORP·Filed 2006·Granted Mar 10, 2009·3 cites·1 claims
- 1079US6735026B2Method of magnetically transferring information signal from master medium to slave mediumFUJI PHOTO FILM CO LTD·Filed 2001·Granted May 11, 2004·13 cites·12 claims
- 1178US6906875B2Magnetic transfer deviceFUJI PHOTO FILM CO LTD·Filed 2002·Granted Jun 14, 2005·12 cites·20 claims
- 1278US6785069B2Magnetic transfer methodFUJI PHOTO FILM CO LTD·Filed 2001·Granted Aug 31, 2004·11 cites·3 claims
- 1377US7054081B2Magnetic transfer apparatusFUJI PHOTO FILM CO LTD·Filed 2005·Granted May 30, 2006·2 cites·1 claims
- 1476US6829201B2Magnetic information recording medium having regions magnetized in different directions, a method for recording and reproducing for the same, and a method of manufacturing the sameFUJI PHOTO FILM CO LTD·Filed 2001·Granted Dec 7, 2004·10 cites·39 claims
- 1575US6887593B2Master information carrier for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2003·Granted May 3, 2005·10 cites·11 claims
- 1674US6602301B1Method and apparatus for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2000·Granted Aug 5, 2003·10 cites·20 claims
- 1774US6570724B1Method and apparatus for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2000·Granted May 27, 2003·10 cites·20 claims
- 1873US7301714B2Method and apparatus for magnetic transfer, and magnetic recording mediumFUJIFILM CORP·Filed 2005·Granted Nov 27, 2007·2 cites·4 claims
- 1973US7149042B2Master carrier for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2004·Granted Dec 12, 2006·7 cites·6 claims
- 2073US6816327B2Master information carrier for magnetic transfer and magnetic transfer methodFUJI PHOTO FILM CO LTD·Filed 2002·Granted Nov 9, 2004·8 cites·8 claims
- 2173US6577459B1Method and apparatus for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2000·Granted Jun 10, 2003·9 cites·44 claims
- 2272US6731440B1Method and apparatus for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2000·Granted May 4, 2004·9 cites·12 claims
- 2370US7079335B2Magnetic transfer method and apparatusFUJI PHOTO FILM CO LTD·Filed 2005·Granted Jul 18, 2006·1 cites·15 claims
- 2470US6865038B2Magnetic transferring method, and method and apparatus for cleaning magnetic transfer master mediumFUJI PHOTO FILM CO LTD·Filed 2001·Granted Mar 8, 2005·6 cites·5 claims
- 2569US7296478B2Master carrier for magnetic transfer, inspecting method thereof, and magnetic recording medium producing methodFUJIFILM CORP·Filed 2006·Granted Nov 20, 2007·1 cites·2 claims
- 2669US6833173B1Floppy disk including a seed layer and a primer layer with specified relative propertiesFUJI PHOTO FILM CO LTD·Filed 2000·Granted Dec 21, 2004·7 cites·16 claims
- 2769US6650490B2Method for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2001·Granted Nov 18, 2003·7 cites·3 claims
- 2869US6587289B2Method of magnetically transferring information signal from master medium to slave mediumFUJI PHOTO FILM CO LTD·Filed 2001·Granted Jul 1, 2003·6 cites·1 claims
- 2967US6819511B2Magnetic transfer method and magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 2001·Granted Nov 16, 2004·6 cites·5 claims
- 3067US6678101B2Method of magnetically transferring information signal from master medium to slave mediumFUJI PHOTO FILM CO LTD·Filed 2002·Granted Jan 13, 2004·5 cites·9 claims
- 3166US7199953B2Magnetic transfer master medium, magnetic transfer method, and magnetic transfer master medium forming methodFUJIFILM CORP·Filed 2004·Granted Apr 3, 2007·4 cites·14 claims
- 3266US6674645B2High frequency signal switching unitMATSUSHITA ELECTRIC WORKS LTD·Filed 2001·Granted Jan 6, 2004·14 cites·21 claims
- 3363US6643079B1Method and apparatus for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2000·Granted Nov 4, 2003·5 cites·12 claims
- 3462US7009790B2Magnetic transfer apparatusFUJI PHOTO FILM CO LTD·Filed 2002·Granted Mar 7, 2006·4 cites·6 claims
- 3562US6950252B2Master carrier for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2002·Granted Sep 27, 2005·8 cites·12 claims
- 3662US6906874B2Method and apparatus for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2002·Granted Jun 14, 2005·3 cites·3 claims
- 3762US6804069B2Magnetic transfer method to prevent dropout of servo signalFUJI PHOTO FILM CO LTD·Filed 2001·Granted Oct 12, 2004·4 cites·16 claims
- 3861US7105238B2Master information carrier for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2003·Granted Sep 12, 2006·4 cites·13 claims
- 3961US7054082B2Magnetic transfer method for a high-density magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 2002·Granted May 30, 2006·4 cites·12 claims
- 4060US7294251B2Process of producing master carrier for magnetic transferFUJIFILM CORP·Filed 2004·Granted Nov 13, 2007·3 cites·4 claims
- 4160US6906876B2Magnetic transfer method and apparatusFUJI PHOTO FILM CO LTD·Filed 2002·Granted Jun 14, 2005·3 cites·15 claims
- 4259US7151641B2Magnetic transfer master medium, magnetic transfer method, and magnetic transfer master medium forming methodFUJI PHOTO FILM CO LTD·Filed 2004·Granted Dec 19, 2006·2 cites·13 claims
- 4359US6911270B2Master information carrier for magnetic transferFUJI PHOTO FILM CO LTD·Filed 2002·Granted Jun 28, 2005·3 cites·9 claims
- 4459US2008014456A1Process of producing master carrier for magnetic transferFUJI PHOTO FILM CO LTD NOW FUJ·Filed 2007·Application pending·0 cites
- 4558US6977786B2Information recording method using a vertical magnetic systemFUJI PHOTO FILM CO LTD·Filed 2002·Granted Dec 20, 2005·3 cites·10 claims
- 4658US6777073B2Magnetic recording mediumFUJI PHOTO FILM CO LTD·Filed 2003·Granted Aug 17, 2004·3 cites·4 claims
- 4757US7094481B2Master information carrier for magnetic transfer and magnetic transfer methodFUJI PHOTO FILM CO LTD·Filed 2004·Granted Aug 22, 2006·2 cites·10 claims
- 4856US7477463B2Master information carrier for magnetic transferFUJIFILM CORP·Filed 2004·Granted Jan 13, 2009·2 cites·4 claims
- 4956US7382558B2Magnetic transfer apparatusFUJIFILM CORP·Filed 2005·Granted Jun 3, 2008·0 cites·1 claims
- 5056US7236317B2Magnetic transfer methodFUJIFILM CORP·Filed 2001·Granted Jun 26, 2007·2 cites·4 claims
Showing the top 50 of 93 patent records by PatentIndex Score.
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