Inventor · disambiguated record
Tutomu Nomura
Also filed as: NOMURA TUTOMU
10 granted patents·204 citations·filing 1980–1994
91Inventor score
Top patents by PatentIndex Score
10 records- 0192US4341648AMethod for manufacturing magnetic powder for high density magnetic recordingTOKYO SHIBAURA ELECTRIC CO·Filed 1980·Granted Jul 27, 1982·42 cites·12 claims
- 0290US4493874AProduction of a magnetic powder having a high dispersibilityTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Jan 15, 1985·35 cites·10 claims
- 0379US4569775AMethod for manufacturing a magnetic powder for high density magnetic recordingTOKYO SHIBAURA ELECTRIC CO·Filed 1982·Granted Feb 11, 1986·21 cites·9 claims
- 0476US5104750AMagnetic recording mediumTOSHIBA KK·Filed 1990·Granted Apr 14, 1992·26 cites·4 claims
- 0575US4636433AMagnetic powders for magnetic recording media and magnetic recording media employing said magnetic powder thereinTOSHIBA KK·Filed 1985·Granted Jan 13, 1987·31 cites·12 claims
- 0673US4606971AMagnetic recording mediumTOSHIBA KK·Filed 1984·Granted Aug 19, 1986·17 cites·8 claims
- 0766US4582623ABarium ferrite magnetic powder and recording medium employing the sameTOSHIBA KK·Filed 1984·Granted Apr 15, 1986·12 cites·8 claims
- 0861US5494749AMagnetic powder for magnetic recording and magnetic recording medium containing the sameTOSHIBA KK·Filed 1994·Granted Feb 27, 1996·13 cites·7 claims
- 0935US5077146AMagnetic recording medium containing a substituted hexagonal ferrite magnetic powder which includes Zr or Hf and which has a temperature coefficient of coercivity not more than 3.5 oersteds/°C.TOSHIBA KK·Filed 1988·Granted Dec 31, 1991·5 cites·4 claims
- 1033US5378547AMagnetic powder for magnetic recording and magnetic recording medium containing the sameTOSHIBA KK·Filed 1992·Granted Jan 3, 1995·2 cites·5 claims
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