Inventor · disambiguated record
Ryuji Tsuchiyama
Also filed as: TSUCHIYAMA RYUJI
17 granted patents·2 pending applications·176 citations·filing 1999–2011
94Inventor score
Top patents by PatentIndex Score
19 records- 0196US6963464B2Magnetic head heating element in a disk driveHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Nov 8, 2005·67 cites·11 claims
- 0291US7072146B2Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jul 4, 2006·8 cites·12 claims
- 0388US7474504B2Magnetic head heating element in a disk driveHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jan 6, 2009·7 cites·10 claims
- 0488US6493188B1Magnetic disc apparatus having slider which reduces variation in lift-up caused by change in air pressureHITACHI LTD·Filed 2000·Granted Dec 10, 2002·22 cites·4 claims
- 0580US7385786B2Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jun 10, 2008·2 cites·20 claims
- 0679US6597537B2Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI LTD·Filed 2002·Granted Jul 22, 2003·8 cites·26 claims
- 0777US6452751B1Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI LTD·Filed 2002·Granted Sep 17, 2002·7 cites·18 claims
- 0872US6633455B2Slider capable of reducing distance between head element and recording medium, and recording apparatus incorporating sameHITACHI LTD·Filed 2001·Granted Oct 14, 2003·9 cites·6 claims
- 0971US8848318B2Magnetic head slider apparatus, magnetic disk drive apparatus, and suspension thereofTSUCHIYAMA RYUJI·Filed 2011·Granted Sep 30, 2014·4 cites·5 claims
- 1071US6373661B1Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI LTD·Filed 1999·Granted Apr 16, 2002·14 cites·9 claims
- 1167US6785095B2Magnetic disc apparatus with slider having specified location of action point of equivalent loadHITACHI LTD·Filed 2002·Granted Aug 31, 2004·5 cites·12 claims
- 1264US7042678B2Magnetic head slider and magnetic disc unitHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted May 9, 2006·5 cites·5 claims
- 1363US6597536B2Magnetic head sliderHITACHI LTD·Filed 2001·Granted Jul 22, 2003·6 cites·3 claims
- 1461US7038883B2Magnetic head slider, support therefor and magnetic disk unitHITACHI GOLBAL STORAGE TECHNOL·Filed 2003·Granted May 2, 2006·6 cites·12 claims
- 1560US6985334B2Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI LTD·Filed 2003·Granted Jan 10, 2006·2 cites·26 claims
- 1658US7936536B2Magnetic recording medium having lands with curved upper surfaces and magnetic recording and reproducing apparatusHITACHI LTD·Filed 2007·Granted May 3, 2011·1 cites·12 claims
- 1757US6961201B2Magnetic disk apparatusHITACHI LTD·Filed 2003·Granted Nov 1, 2005·3 cites·4 claims
- 1852US2008297949A1Head sliderHITACHI LTD·Filed 2008·Application pending·0 cites
- 1934US2012008231A1Magnetic head slider and magnetic disk unit using sameTSUCHIYAMA RYUJI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →