Inventor · disambiguated record
Tsutomu Koyanagi
Also filed as: KOYANAGI TSUTOMU
6 granted patents·1 pending application·93 citations·filing 1990–2004
82Inventor score
Files withTDK CORP7
Top patents by PatentIndex Score
7 records- 0181US5065270AThin film magnetic recording head with a low resistance coil formed by two processesTDK CORP·Filed 1990·Granted Nov 12, 1991·35 cites·1 claims
- 0279US6259585B1Inverted hybrid thin film magnetic head and method of manufacturing the sameTDK CORP·Filed 1998·Granted Jul 10, 2001·31 cites·19 claims
- 0376US6542339B1Inverted hybrid thin film magnetic head and method of manufacturing the sameTDK CORP·Filed 2001·Granted Apr 1, 2003·10 cites·21 claims
- 0464US5570251AThin film magnetic device with plural valves of magnetostrictionTDK CORP·Filed 1994·Granted Oct 29, 1996·15 cites·26 claims
- 0542US7245066B2Flat panel display spacer, method of manufacturing flat panel display spacer, and flat panel displayTDK CORP·Filed 2004·Granted Jul 17, 2007·0 cites·6 claims
- 0637US2007007875A1Flat panel spacer base material, method of manufacturing flat panel display spacer base material, flat panel display spacer, and flat panel displayTDK CORP·Filed 2004·Application pending·0 cites
- 0731US5236735AMethod of producing a thin film magnetic headTDK CORP·Filed 1991·Granted Aug 17, 1993·2 cites·7 claims
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