Inventor · disambiguated record
Tadashi Ido
Also filed as: IDO TADASHI
14 granted patents·269 citations·filing 1980–1990
93Inventor score
Top patents by PatentIndex Score
14 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
- 0384US4425401AMagnetic recording mediaTOKYO SHIBAURA ELECTRIC CO·Filed 1982·Granted Jan 10, 1984·28 cites·5 claims
- 0479US4569775AMethod for manufacturing a magnetic powder for high density magnetic recordingTOKYO SHIBAURA ELECTRIC CO·Filed 1982·Granted Feb 11, 1986·21 cites·9 claims
- 0576US5104750AMagnetic recording mediumTOSHIBA KK·Filed 1990·Granted Apr 14, 1992·26 cites·4 claims
- 0675US4636433AMagnetic 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
- 0775US4407721AProcess for manufacturing powder for magnetic recording mediumTOKYO SHIBAURA ELECTRIC CO·Filed 1981·Granted Oct 4, 1983·22 cites·11 claims
- 0873US4606971AMagnetic recording mediumTOSHIBA KK·Filed 1984·Granted Aug 19, 1986·17 cites·8 claims
- 0966US4582623ABarium ferrite magnetic powder and recording medium employing the sameTOSHIBA KK·Filed 1984·Granted Apr 15, 1986·12 cites·8 claims
- 1060US4578313APowder for magnetic recording media and process for manufacturing the sameTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Mar 25, 1986·17 cites·9 claims
- 1142US4321155APiezoelectric oxide materialTOKYO SHIBAURA ELECTRIC CO·Filed 1981·Granted Mar 23, 1982·7 cites·4 claims
- 1237US4699771AMagnetic recording powder, method of manufacturing thereof and application thereofTOSHIBA KK·Filed 1985·Granted Oct 13, 1987·5 cites·7 claims
- 1335US5077146AMagnetic 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
- 1429US4837092AMagnetic recording powder, method of manufacturing thereof and application thereofTOSHIBA KK·Filed 1987·Granted Jun 6, 1989·1 cites·12 claims
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