Inventor · disambiguated record
Kazumasa Kumagai
Also filed as: KUMAGAI KAZUMASA
7 granted patents·86 citations·filing 1997–1999
85Inventor score
Technology areasG11B
Files withNEC CORP7
Top patents by PatentIndex Score
7 records- 0167US6055137AMagnetoresistive effect composite head with configured pole tipNEC CORP·Filed 1997·Granted Apr 25, 2000·20 cites·3 claims
- 0267US5938941AMagnetoresistance effect composite head and method of forming the sameNEC CORP·Filed 1998·Granted Aug 17, 1999·19 cites·15 claims
- 0366US6154345AMagnetoresistive effect composite headNEC CORP·Filed 1998·Granted Nov 28, 2000·20 cites·41 claims
- 0465US6125009AMagnetoresistive effect composite head having a pole containing Co-MNEC CORP·Filed 1997·Granted Sep 26, 2000·16 cites·7 claims
- 0543US6267824B1Method for manufacturing a magnetoresistive effect composite having a pole containing Co-MNEC CORP·Filed 1999·Granted Jul 31, 2001·5 cites·10 claims
- 0641US6057991AThin film magnetic head with an improved surface to reduce the occurrence of head crashNEC CORP·Filed 1997·Granted May 2, 2000·4 cites·6 claims
- 0735US6141859AMethod for making a merged head deviceNEC CORP·Filed 1999·Granted Nov 7, 2000·2 cites·2 claims
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