Inventor · disambiguated record
Yoichiro Tanaka
Also filed as: TANAKA YOICHIRO
60 granted patents·13 pending applications·2,232 citations·filing 1985–2019
99Inventor score
Top patents by PatentIndex Score
73 records- 0198US6296747B1Baffled perforated shield in a plasma sputtering reactorAPPLIED MATERIALS INC·Filed 2000·Granted Oct 2, 2001·139 cites·3 claims
- 0298US5995341AMagnetic disk drive recording a signal with a skew angleTOSHIBA KK·Filed 1998·Granted Nov 30, 1999·153 cites·14 claims
- 0398US5976327AStep coverage and overhang improvement by pedestal bias voltage modulationAPPLIED MATERIALS INC·Filed 1997·Granted Nov 2, 1999·401 cites·20 claims
- 0497US9735202B1Implementation of VMCO area switching cell to VBL architectureSANDISK TECHNOLOGIES INC·Filed 2016·Granted Aug 15, 2017·22 cites·18 claims
- 0597US9443910B1Silicided bit line for reversible-resistivity memorySANDISK 3D LLC·Filed 2015·Granted Sep 13, 2016·28 cites·25 claims
- 0697US4982390AReal time signal recording apparatus for effecting variable signal transfer rateTOSHIBA KK·Filed 1988·Granted Jan 1, 1991·78 cites·5 claims
- 0796US5815342APerpendicular magnetic recording/reproducing apparatusTOSHIBA KK·Filed 1995·Granted Sep 29, 1998·131 cites·9 claims
- 0896US5189574AFlexible information storing disk apparatus having laminar air flowTOSHIBA KK·Filed 1989·Granted Feb 23, 1993·69 cites·1 claims
- 0994US5510690ABattery pack, battery discrimination control apparatus and method thereforTOSHIBA KK·Filed 1993·Granted Apr 23, 1996·124 cites·29 claims
- 1093US7443626B2Patterned disk medium for vertical magnetic recording, and magnetic disk drive with the mediumTOSHIBA KK·Filed 2005·Granted Oct 28, 2008·16 cites·2 claims
- 1193US7319568B2Magnetic recording media, magnetic recording apparatus, and stamperTOSHIBA KK·Filed 2005·Granted Jan 15, 2008·16 cites·10 claims
- 1292US6197167B1Step coverage and overhang improvement by pedestal bias voltage modulationAPPLIED MATERIALS INC·Filed 1999·Granted Mar 6, 2001·105 cites·20 claims
- 1392US5486967AMagnetic disk memory systemTOSHIBA KK·Filed 1994·Granted Jan 23, 1996·68 cites·20 claims
- 1491US5920447AMagnetic disk unit having laminated magnetic headsTOSHIBA KK·Filed 1997·Granted Jul 6, 1999·66 cites·13 claims
- 1590US5808973ANear field recording and reproducing apparatusTOSHIBA KK·Filed 1996·Granted Sep 15, 1998·59 cites·23 claims
- 1688US5824197AShield for a physical vapor deposition chamberAPPLIED MATERIALS INC·Filed 1996·Granted Oct 20, 1998·76 cites·6 claims
- 1788US4761334AMagnetic recording mediumTOSHIBA KK·Filed 1985·Granted Aug 2, 1988·43 cites·22 claims
- 1887US7927977B2Method of making damascene diodes using sacrificial materialSANDISK 3D LLC·Filed 2009·Granted Apr 19, 2011·11 cites·26 claims
- 1987US6620296B2Target sidewall design to reduce particle generation during magnetron sputteringAPPLIED MATERIALS INC·Filed 2001·Granted Sep 16, 2003·38 cites·21 claims
- 2087US5942342APerpendicular recording medium and magnetic recording apparatusTOSHIBA KK·Filed 1997·Granted Aug 24, 1999·82 cites·19 claims
- 2186US5854727AMagnetic head and magnetic disk driveTOSHIBA KK·Filed 1997·Granted Dec 29, 1998·36 cites·15 claims
- 2285US5680283AMagnetic head and magnetic disk driveTOSHIBA KK·Filed 1995·Granted Oct 21, 1997·35 cites·16 claims
- 2384US5949600ASignal reproduction method and magnetic recording and reproducing apparatus using tunnel currentTOSHIBA KK·Filed 1996·Granted Sep 7, 1999·42 cites·10 claims
- 2483US8193074B2Integration of damascene type diodes and conductive wires for memory deviceTANAKA YOICHIRO·Filed 2008·Granted Jun 5, 2012·8 cites·21 claims
- 2582US8969923B2Methods and apparatus for layout of three dimensional matrix array memory for reduced cost patterningSANDISK 3D LLC·Filed 2014·Granted Mar 3, 2015·3 cites·13 claims
- 2680US6846581B2Perpendicular magnetic recording medium and magnetic recording-reproducing apparatus using the sameTOSHIBA KK·Filed 2002·Granted Jan 25, 2005·14 cites·28 claims
- 2779US6210539B1Method and apparatus for producing a uniform density plasma above a substrateAPPLIED MATERIALS INC·Filed 1997·Granted Apr 3, 2001·33 cites·43 claims
- 2879US6128166AMagnetic head for increasing track density of a magnetic diskTOSHIBA KK·Filed 1995·Granted Oct 3, 2000·33 cites·18 claims
- 2979US4701374AMagnetic recording mediumTOSHIBA KK·Filed 1985·Granted Oct 20, 1987·23 cites·10 claims
- 3078US5981054AMagnetic recording medium and method for manufacturing the sameTOSHIBA KK·Filed 1997·Granted Nov 9, 1999·37 cites·18 claims
- 3176US7097744B2Method and apparatus for controlling darkspace gap in a chamberAPPLIED MATERIALS INC·Filed 2003·Granted Aug 29, 2006·12 cites·47 claims
- 3275US10290680B2ReRAM MIM structure formationSANDISK TECHNOLOGIES LLC·Filed 2015·Granted May 14, 2019·2 cites·17 claims
- 3374US5688358AR.F. plasma reactor with larger-than-wafer pedestal conductorAPPLIED MATERIALS INC·Filed 1995·Granted Nov 18, 1997·34 cites·15 claims
- 3471US5792564APerpendicular recording medium and magnetic recording apparatusTOSHIBA KK·Filed 1995·Granted Aug 11, 1998·34 cites·12 claims
- 3570US8809128B2Methods and apparatus for layout of three dimensional matrix array memory for reduced cost patterningSCHEUERLEIN ROY E·Filed 2010·Granted Aug 19, 2014·1 cites·28 claims
- 3670US8679967B2Apparatus and methods of forming memory lines and structures using double sidewall patterning for four times half pitch relief patterningSCHEUERLEIN ROY E·Filed 2010·Granted Mar 25, 2014·1 cites·20 claims
- 3770US7277262B2CPP magnetoresistive head including a pair of shields and a sense current preamplifierTOSHIBA KK·Filed 2004·Granted Oct 2, 2007·7 cites·5 claims
- 3869US8741696B2Methods of forming pillars for memory cells using sequential sidewall patterningSCHEUERLEIN ROY E·Filed 2010·Granted Jun 3, 2014·1 cites·16 claims
- 3968US7831128B2Video and audio recording apparatusFUNAI ELECTRIC CO·Filed 2005·Granted Nov 9, 2010·2 cites·4 claims
- 4067US5812337AMagnetic disk device using reproducing head having a large reproducing widthTOSHIBA KK·Filed 1995·Granted Sep 22, 1998·19 cites·17 claims
- 4165US6903905B2Magnetic head including magnetoresistive element for perpendicular magnetic recording type disk driveTOSHIBA KK·Filed 2001·Granted Jun 7, 2005·5 cites·7 claims
- 4265US5540921ASolid o/w-type cosmetic compositionKOSE CORP·Filed 1993·Granted Jul 30, 1996·16 cites·4 claims
- 4364US5645903ASolid o/w-type cosmetic compositionKOSE CORP·Filed 1995·Granted Jul 8, 1997·18 cites·8 claims
- 4462US7629253B2Method for implementing diffusion barrier in 3D memorySANDISK 3D LLC·Filed 2007·Granted Dec 8, 2009·2 cites·25 claims
- 4558US8816041B2Polyester polymerization catalyst and method for producing polyester using the sameTANAKA YOICHIRO·Filed 2009·Granted Aug 26, 2014·0 cites·12 claims
- 4657US8124971B2Implementation of diffusion barrier in 3D memoryTANAKA YOICHIRO·Filed 2007·Granted Feb 28, 2012·1 cites·26 claims
- 4757US8071475B2Liner for tungsten/silicon dioxide interface in memoryTANAKA YOICHIRO·Filed 2007·Granted Dec 6, 2011·1 cites·25 claims
- 4856US10026782B2Implementation of VMCO area switching cell to VBL architectureSANDISK TECHNOLOGIES LLC·Filed 2017·Granted Jul 17, 2018·0 cites·18 claims
- 4956US6791800B2Device for suppressing magnetic noise of dual-layered disk in a disk driveTOSHIBA KK·Filed 2001·Granted Sep 14, 2004·2 cites·3 claims
- 5054US4953095AApparatus and method for measuring the frequency of a pulse signalNISSAN MOTOR·Filed 1987·Granted Aug 28, 1990·14 cites·43 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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