Inventor · disambiguated record
Naoyasu Iketani
Also filed as: IKETANI NAOYASU
32 granted patents·3 pending applications·474 citations·filing 1992–2014
97Inventor score
Top patents by PatentIndex Score
35 records- 0195US7690009B2Electromagnetic field generating element, information recording/reproducing head and information recording/reproduction apparatusSHARP KK·Filed 2008·Granted Mar 30, 2010·24 cites·17 claims
- 0292US5933411AOptical recording medium having a wobbling section for recording address information and methods of recording and reproduction using sameSHARP KK·Filed 1997·Granted Aug 3, 1999·54 cites·23 claims
- 0391US7489597B2Electromagnetic field generating element, information recording/reproducing head, and information recording/reproducing apparatusSHARP KK·Filed 2005·Granted Feb 10, 2009·10 cites·15 claims
- 0487US6707766B2Magneto-optical storage mediaSHARP KK·Filed 2002·Granted Mar 16, 2004·19 cites·27 claims
- 0586US6295271B1Optical recording medium having tracks, each track having a plurality of wobble sections/one-side wobble regionsSHARP KK·Filed 1999·Granted Sep 25, 2001·35 cites·22 claims
- 0682US6128274AOptical recording disk capable of suppressing bimetallic effects caused by thermal expansionSHARP KK·Filed 1998·Granted Oct 3, 2000·37 cites·22 claims
- 0780US6122233AOptical disk having virtually constant width recording track and optical disk apparatusSHARP KK·Filed 1998·Granted Sep 19, 2000·33 cites·22 claims
- 0877US5563852AMagneto-optical recording medium having a readout layer with varying composition and curie temperatureSHARP KK·Filed 1994·Granted Oct 8, 1996·21 cites·16 claims
- 0976US8766275B2Composite semiconductor deviceIKETANI NAOYASU·Filed 2010·Granted Jul 1, 2014·7 cites·12 claims
- 1074US5982715AMagneto-optical recording medium having a signal reproducing region of the reproducing layer larger than the record bit in the recording layerSHARP KK·Filed 1998·Granted Nov 9, 1999·26 cites·42 claims
- 1173US6388956B1Magneto-optical storage mediaSHARP KK·Filed 1999·Granted May 14, 2002·21 cites·21 claims
- 1272US5486395AMagneto-optical diskSHARP KK·Filed 1992·Granted Jan 23, 1996·20 cites·11 claims
- 1371US6147939AMagneto-optical recording medium having intermediate layer of in-plane magnetizationSHARP KK·Filed 1998·Granted Nov 14, 2000·19 cites·64 claims
- 1468US6261707B1Magneto-optical recording medium and recording and reproducing method and optical head designed for the magneto-optical recording mediumSHARP KK·Filed 1993·Granted Jul 17, 2001·14 cites·26 claims
- 1568US5901118AMagneto-optical recording medium having a readout layer and a recording layerSHARP KK·Filed 1997·Granted May 4, 1999·20 cites·33 claims
- 1665US6665235B2Magneto-optical recording medium and recording and reproducing method and optical head designed for the magneto-optical recording mediumSHARP KK·Filed 2002·Granted Dec 16, 2003·7 cites·6 claims
- 1763US6272077B1Magneto-optical recording medium having intermediate layer of in plane magnetizationSHARP KK·Filed 2000·Granted Aug 7, 2001·4 cites·12 claims
- 1857US5909412AMethod for reproducing optical diskSHARP KK·Filed 1997·Granted Jun 1, 1999·12 cites·14 claims
- 1955US6031816AOptical recording medium, method for manufacturing the same, and optical information recording and reproducing device used with respect to the sameSHARP KK·Filed 1999·Granted Feb 29, 2000·8 cites·3 claims
- 2054US6338911B1Magneto-optical recording mediumSHARP KK·Filed 1999·Granted Jan 15, 2002·10 cites·19 claims
- 2154US6298018B1Optical recording and reproducing method optical recording and reproducing device, and optical recording mediumSHARP KK·Filed 1999·Granted Oct 2, 2001·11 cites·25 claims
- 2254US5991259AOptical disk with tracking guide of wind and unwind portionsSHARP KK·Filed 1997·Granted Nov 23, 1999·10 cites·17 claims
- 2351US5922177AMagneto-optical recording medium and producing method thereofSHARP KK·Filed 1998·Granted Jul 13, 1999·8 cites·14 claims
- 2450US5889740AMagneto-optical recording medium and magneto-optical recording methodSHARP KK·Filed 1997·Granted Mar 30, 1999·9 cites·7 claims
- 2548US5764601AMethod of manufacturing a magneto-optical recording medium having a readout layer with varying composition and curie temperatureSHARP KK·Filed 1996·Granted Jun 9, 1998·11 cites·9 claims
- 2646US5554436AMagneto-optical recording mediumSHARP KK·Filed 1994·Granted Sep 10, 1996·6 cites·10 claims
- 2745US5643687AMagneto-optic memory medium and a method for producing the sameSHARP KK·Filed 1994·Granted Jul 1, 1997·5 cites·17 claims
- 2844US6456586B1Magneto-optical recording medium and process for producing the sameSHARP KK·Filed 1999·Granted Sep 24, 2002·6 cites·19 claims
- 2944US2005213436A1Read/write device, storage medium, driving method of read/write device, semiconductor laser life estimation method, program, program storage medium, and semiconductor laserSHARP KK·Filed 2005·Application pending·0 cites
- 3043US6483785B1Magneto-optical recording method using the relation of beam diameter and an aperture of converging lensSHARP KK·Filed 2000·Granted Nov 19, 2002·0 cites·7 claims
- 3143US2016056131A1Semiconductor deviceSHARP KK·Filed 2014·Application pending·0 cites
- 3240US2016142050A1Multiple-unit semiconductor device and method for controlling the sameSHARP KK·Filed 2014·Application pending·0 cites
- 3339US5824426AMagneto-optical recording mediumSHARP KK·Filed 1995·Granted Oct 20, 1998·3 cites·20 claims
- 3435US6477120B1Magneto-optical recording mediumSHARP KK·Filed 1999·Granted Nov 5, 2002·2 cites·8 claims
- 3535US5637394AMagneto-optical recording medium and method of reproducing magneto-optical information using thereofSHARP KK·Filed 1994·Granted Jun 10, 1997·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →