Inventor · disambiguated record
Tsutomu Aoyama
Also filed as: AOYAMA TSUTOMU
46 granted patents·10 pending applications·743 citations·filing 1978–2018
98Inventor score
Top patents by PatentIndex Score
56 records- 0197US7141330B2Secondary battery accomodation caseSONY CORP·Filed 2003·Granted Nov 28, 2006·107 cites·7 claims
- 0295US6420058B1Magnetic recording mediumTDK CORP·Filed 2000·Granted Jul 16, 2002·55 cites·16 claims
- 0393US10446890B2Power storage module, power storage system, electronic apparatus, electric vehicle, and power systemMURATA MANUFACTURING CO·Filed 2015·Granted Oct 15, 2019·7 cites·15 claims
- 0493US9666216B1Magnetic recording device and magnetic recording methodTDK CORP·Filed 2016·Granted May 30, 2017·19 cites·14 claims
- 0592US6620532B2Magnetic recording medium and magnetic write/read methodTDK CORP·Filed 2001·Granted Sep 16, 2003·37 cites·5 claims
- 0690US9917286B2Power storage device, power storage system, electronic apparatus, electric vehicle, and electric power systemSONY CORP·Filed 2014·Granted Mar 13, 2018·6 cites·20 claims
- 0790US4239331AMechanical optical switching deviceNIPPON ELECTRIC CO·Filed 1978·Granted Dec 16, 1980·58 cites·4 claims
- 0889US8264916B1Microwave assisted magnetic head and magnetic disk deviceAOYAMA TSUTOMU·Filed 2011·Granted Sep 11, 2012·14 cites·9 claims
- 0988US4322126AMechanical optical switching devicesNIPPON ELECTRIC CO·Filed 1980·Granted Mar 30, 1982·77 cites·17 claims
- 1087US6495240B1Patterned magnetic recording medium possessing recording portions with a lower height than the surrounding non-magnetic matrixTDK CORP·Filed 2000·Granted Dec 17, 2002·34 cites·4 claims
- 1187US6313969B1Magnetic disk medium and magnetic recording systemTDK CORP·Filed 1999·Granted Nov 6, 2001·48 cites·5 claims
- 1287US4303303AMechanical optical switching deviceNIPPON ELECTRIC CO·Filed 1979·Granted Dec 1, 1981·49 cites·11 claims
- 1386US8300346B2Microwave assisted magnetic headIKEDA HIROSHI·Filed 2010·Granted Oct 30, 2012·9 cites·27 claims
- 1485US6541182B1Method for forming fine exposure patterns using dual exposureTDK CORP·Filed 2000·Granted Apr 1, 2003·37 cites·15 claims
- 1582US6084746AMagnetic head deviceTDK CORP·Filed 1998·Granted Jul 4, 2000·35 cites·16 claims
- 1681US8358127B2Apparatus for measuring magnetic field of microwave-assisted headTDK CORP·Filed 2010·Granted Jan 22, 2013·4 cites·9 claims
- 1780US4794042AMagnetic recording mediumTDK CORP·Filed 1986·Granted Dec 27, 1988·35 cites·3 claims
- 1879US9077018B2Battery unitADACHI TATSUYA·Filed 2011·Granted Jul 7, 2015·6 cites·9 claims
- 1977US8427773B2Method for magnetic recording using microwave assisted magnetic headAOYAMA TSUTOMU·Filed 2011·Granted Apr 23, 2013·4 cites·4 claims
- 2076US9246196B2Battery unitSONY CORP·Filed 2015·Granted Jan 26, 2016·2 cites·12 claims
- 2175US7787334B2Optical recording method on multilayer optical recording medium, optical recording apparatus, and multilayer optical recording mediumTDK CORP·Filed 2007·Granted Aug 31, 2010·2 cites·19 claims
- 2274US8582239B2Microwave assisted magnetic recording head and magnetic recording method therewithSOENO YOSHIKAZU·Filed 2012·Granted Nov 12, 2013·4 cites·14 claims
- 2371US6522502B1Magnetic head deviceTDK CORP·Filed 2000·Granted Feb 18, 2003·6 cites·2 claims
- 2469US10147922B2Power storage device, power storage system, electronic apparatus, electric vehicle, and electric power systemMURATA MANUFACTURING CO·Filed 2018·Granted Dec 4, 2018·0 cites·18 claims
- 2568US9419256B2Battery unit with peripheral bracket and internal support bodyTONOMURA YASUHIRO·Filed 2011·Granted Aug 16, 2016·1 cites·11 claims
- 2666US10483515B2Power storage device, power storage system, electronic device, electric vehicle, and power systemSONY CORP·Filed 2015·Granted Nov 19, 2019·2 cites·16 claims
- 2766US6144524ASpin valve magnetoresistance device and method of designing the sameTDK CORP·Filed 1999·Granted Nov 7, 2000·25 cites·21 claims
- 2866US5698286AMagnetic recording mediumTDK CORP·Filed 1996·Granted Dec 16, 1997·19 cites·20 claims
- 2965US8680855B2Apparatus for measuring magnetic field of microwave-assisted headTDK CORP·Filed 2012·Granted Mar 25, 2014·1 cites·2 claims
- 3063US8547655B2Magnetic recording method using microwave assisted headAOYAMA TSUTOMU·Filed 2011·Granted Oct 1, 2013·1 cites·11 claims
- 3161US10164222B2Battery moduleSONY CORP·Filed 2016·Granted Dec 25, 2018·0 cites·10 claims
- 3258US8611045B2Magnetic recording apparatusKAIZU AKIMASA·Filed 2011·Granted Dec 17, 2013·1 cites·12 claims
- 3357US5414554AOptical semiconductor amplifierNEC CORP·Filed 1993·Granted May 9, 1995·19 cites·18 claims
- 3456US8068398B2Recording method for optical recording medium and recording apparatusAOYAMA TSUTOMU·Filed 2007·Granted Nov 29, 2011·0 cites·13 claims
- 3555US8213283B2Information recording method for optical recording medium and optical recording apparatusAOYAMA TSUTOMU·Filed 2007·Granted Jul 3, 2012·0 cites·8 claims
- 3655US6898840B1Method of fabricating a magnetic head deviceTDK CORP·Filed 2000·Granted May 31, 2005·4 cites·12 claims
- 3755US4741977AMagnetic sheetTDK CORP·Filed 1986·Granted May 3, 1988·9 cites·5 claims
- 3852US10347884B2Battery unitSONY CORP·Filed 2016·Granted Jul 9, 2019·0 cites·9 claims
- 3952US8238214B2Optical recording medium and method for reproducing the sameMISHIMA KOJI·Filed 2008·Granted Aug 7, 2012·0 cites·10 claims
- 4052US8233374B2Multilayer optical discISHIKAWA YOSHINORI·Filed 2008·Granted Jul 31, 2012·0 cites·20 claims
- 4151US9299366B2Magnetic recording and reproducing apparatusTDK CORP·Filed 2014·Granted Mar 29, 2016·0 cites·4 claims
- 4250US2007291621A1Method of setting write conditions for optical recording mediaTDK CORP·Filed 2007·Application pending·0 cites
- 4350US2007274185A1Optical disc and method and system for reproducing optical discTDK CORP·Filed 2007·Application pending·0 cites
- 4450US2007206482A1Method and apparatus for reproducing optical recording mediumTDK CORP·Filed 2007·Application pending·0 cites
- 4544US2013242430A1Magnetic recording medium, method for manufacturing magnetic recording medium, and magnetic recording or reproducing apparatusTDK CORP·Filed 2013·Application pending·0 cites
- 4643US7095589B2Magnetic recording medium and magnetic recording and reproducing systemTDK CORP·Filed 2003·Granted Aug 22, 2006·0 cites·20 claims
- 4743US2011293998A1Battery unitSATO BUNYA·Filed 2011·Application pending·0 cites
- 4842US11011799B2Battery packAOYAMA TSUTOMU·Filed 2007·Granted May 18, 2021·0 cites·10 claims
- 4941US2005196546A1Magnetic film forming method, magnetic pattern forming method and magnetic recording medium manufacturing methodTDK CORP·Filed 2005·Application pending·0 cites
- 5039US10953763B2Battery pack, power storage device, power storage system, electronic appliance, electric vehicle, and power systemMURATA MANUFACTURING CO·Filed 2015·Granted Mar 23, 2021·0 cites·15 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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