Inventor · disambiguated record
Junichiro Nakayama
Also filed as: NAKAYAMA JUNICHIRO
92 granted patents·6 pending applications·1,154 citations·filing 1988–2007
99Inventor score
Top patents by PatentIndex Score
98 records- 0192US6677924B2Liquid crystal data display deviceSHARP KK·Filed 2001·Granted Jan 13, 2004·46 cites·11 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
- 0391US5278810AMagneto-optical recording medium whereon recording is carried out with an overwriting functionSHARP KK·Filed 1992·Granted Jan 11, 1994·55 cites·22 claims
- 0488US5659537AMagneto-optical recording medium and method of reproducing from sameSHARP KK·Filed 1995·Granted Aug 19, 1997·54 cites·15 claims
- 0587US5059473AOptical recording medium and manufacturing method thereofSHARP KK·Filed 1989·Granted Oct 22, 1991·33 cites·13 claims
- 0686US6295271B1Optical 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
- 0786US5428585AMagneto-optical recording medium comprising first, second and third magnetic layers and method of recording on sameSHARP KK·Filed 1993·Granted Jun 27, 1995·40 cites·11 claims
- 0885US5644566AMagneto-optical recording mediumSHARP KK·Filed 1995·Granted Jul 1, 1997·44 cites·5 claims
- 0983US5386400AMagneto-optical head device having a lubricated memberSHARP KK·Filed 1994·Granted Jan 31, 1995·33 cites·5 claims
- 1081US5674583AOptical recording medium and manufacturing method thereofSHARP KK·Filed 1995·Granted Oct 7, 1997·31 cites·16 claims
- 1179US5231613AMagneto-optical recording deviceSHARP KK·Filed 1991·Granted Jul 27, 1993·27 cites·4 claims
- 1275US5640374AMagneto-optical recording medium having intermediate layer of in-plane magnetization and method of reproducing from the mediumSHARP KK·Filed 1996·Granted Jun 17, 1997·27 cites·17 claims
- 1374US5338646AOptical memory device having an improved light reflection or optical memory layerSHARP KK·Filed 1993·Granted Aug 16, 1994·20 cites·15 claims
- 1473US5233597AMagneto-optical disk having a layer of varying thicknessSHARP KK·Filed 1991·Granted Aug 3, 1993·34 cites·11 claims
- 1573US5068841AMagneto-optical recording/reproducing deviceSHARP KK·Filed 1990·Granted Nov 26, 1991·21 cites·8 claims
- 1670US7381632B2Semiconductor thin film crystallization device and semiconductor thin film crystallization methodSHARP KK·Filed 2005·Granted Jun 3, 2008·4 cites·6 claims
- 1769US5336531AMagneto-optical disk and manufacturing methods thereofSHARP KK·Filed 1992·Granted Aug 9, 1994·17 cites·10 claims
- 1868US6261707B1Magneto-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
- 1968US5633838AMagneto-optical recording medium having two reproduction layers and a method for reproducing thereofSHARP KK·Filed 1996·Granted May 27, 1997·20 cites·24 claims
- 2067US6744201B2Plasma information display element and method for producing the sameSHARP KK·Filed 2002·Granted Jun 1, 2004·6 cites·7 claims
- 2166US5939187AMagneto-optical recording mediumSHARP KK·Filed 1997·Granted Aug 17, 1999·18 cites·22 claims
- 2265US6665235B2Magneto-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
- 2365US6130504APlasma addressing display device and method for producing the sameSHARP KK·Filed 1998·Granted Oct 10, 2000·21 cites·13 claims
- 2463US5347510AMethod of manufacturing a master plate where its guide groove has an inclined angleSHARP KK·Filed 1993·Granted Sep 13, 1994·13 cites·15 claims
- 2562US5328740AMagneto-optical recording medium and method for processing the surfaceSHARP KK·Filed 1991·Granted Jul 12, 1994·11 cites·4 claims
- 2662US5313445AReproducing apparatus with suspension supporting a floating-type head with a bevelled sliderSHARP KK·Filed 1992·Granted May 17, 1994·12 cites·16 claims
- 2761US5530685AMagneto-optical recording apparatus having paired devices for applying external magnetic fieldsSHARP KK·Filed 1994·Granted Jun 25, 1996·12 cites·20 claims
- 2861US5422865ALight modulation method for magneto-optical recording deviceSHARP KK·Filed 1993·Granted Jun 6, 1995·12 cites·12 claims
- 2960US5615182AMagneto-optical disk and the reproducing method thereofSHARP KK·Filed 1995·Granted Mar 25, 1997·12 cites·14 claims
- 3060US5353278AMagneto-optical disk and method of manufacturing the sameSHARP KK·Filed 1991·Granted Oct 4, 1994·12 cites·8 claims
- 3160US5303100AMagnetic disk device with floating-type magnetic headSHARP KK·Filed 1991·Granted Apr 12, 1994·12 cites·16 claims
- 3260US5214636AOptical recording element having a plurality of thin film filtering layers and optical recording element having an electrically conductive layerSHARP KK·Filed 1989·Granted May 25, 1993·11 cites·26 claims
- 3360US5107471AMagnetic head having a rectangular configuration for use in a magneto-optical recording systemSHARP KK·Filed 1990·Granted Apr 21, 1992·12 cites·14 claims
- 3459US7651931B2Laser beam projection mask, and laser beam machining method and laser beam machine using sameSHARP KK·Filed 2005·Granted Jan 26, 2010·1 cites·11 claims
- 3559US5477528AMagneto-optical disk and the reproducing method thereofSHARP KK·Filed 1994·Granted Dec 19, 1995·9 cites·10 claims
- 3659US5453884AMagneto-optical recording mediumSHARP KK·Filed 1994·Granted Sep 26, 1995·11 cites·6 claims
- 3758US5187703AMagneto-optical multilayer recording disk and method of reproducing the sameSHARP KK·Filed 1991·Granted Feb 16, 1993·11 cites·10 claims
- 3857US5909412AMethod for reproducing optical diskSHARP KK·Filed 1997·Granted Jun 1, 1999·12 cites·14 claims
- 3957US5684764AMagneto-optical recording medium having a plurality of magnetic layersSHARP KK·Filed 1996·Granted Nov 4, 1997·11 cites·35 claims
- 4056US5989671AOptical recording medium and manufacturing method thereofSHARP KK·Filed 1997·Granted Nov 23, 1999·10 cites·17 claims
- 4155US6031816AOptical 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
- 4255US5777953AArrangement of magneto-optical recording medium which capable of reproducing an individual bitSHARP KABUSHIKI KAISHIA·Filed 1996·Granted Jul 7, 1998·12 cites·16 claims
- 4355US5662988AMagneto-optical recording mediumSHARP KK·Filed 1995·Granted Sep 2, 1997·16 cites·20 claims
- 4455US5615180AMagneto-optical recording medium and magneto-optical recording apparatus capable of performing a light-modulation overwriting operationSHARP KK·Filed 1994·Granted Mar 25, 1997·9 cites·10 claims
- 4555US5077714AMagneto-optical recording and reproducing device using the modulation of intensities of the magnetic field and light beamSHARP KK·Filed 1989·Granted Dec 31, 1991·9 cites·9 claims
- 4654US5991259AOptical disk with tracking guide of wind and unwind portionsSHARP KK·Filed 1997·Granted Nov 23, 1999·10 cites·17 claims
- 4754US5838645AMagneto-optical recording medium having a plurality of magnetic layersSHARP KK·Filed 1997·Granted Nov 17, 1998·9 cites·7 claims
- 4854US5707727AMagneto-optical recording mediumSHARP KK·Filed 1995·Granted Jan 13, 1998·15 cites·44 claims
- 4954US5117415AOptical card, a card holder and an apparatus for recording, reproducing and erasing information on and from the optical cardSHARP KK·Filed 1991·Granted May 26, 1992·9 cites·22 claims
- 5053US5825723AMagneto-optical recording medium having a reproducing layer with different magnetization directions in different temperature rangesSHARP KK·Filed 1996·Granted Oct 20, 1998·10 cites·17 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
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