Inventor · disambiguated record
Toshikazu Nishihara
Also filed as: NISHIHARA TOSHIKAZU
12 granted patents·125 citations·filing 1977–1992
91Inventor score
Files withVICTOR COMPANY OF JAPAN12
Top patents by PatentIndex Score
12 records- 0184US4776938AMethod of producing magnetic discVICTOR COMPANY OF JAPAN·Filed 1986·Granted Oct 11, 1988·27 cites·11 claims
- 0269US4664976AMagnetic recording medium comprising a protective carbon nitride layer on the surface thereofVICTOR COMPANY OF JAPAN·Filed 1985·Granted May 12, 1987·23 cites·5 claims
- 0365US4167582AMagnetic metallic powder containing iron and magnetic recording medium using same powderVICTOR COMPANY OF JAPAN·Filed 1977·Granted Sep 11, 1979·14 cites·26 claims
- 0453US5316631AMethod for fabricating a magnetic recording mediumVICTOR COMPANY OF JAPAN·Filed 1992·Granted May 31, 1994·15 cites·2 claims
- 0547US4711810AMagnetic medium for horizontal magnetization recording and method for making sameVICTOR COMPANY OF JAPAN·Filed 1985·Granted Dec 8, 1987·8 cites·3 claims
- 0643US4680218AMagnetic recording mediumVICTOR COMPANY OF JAPAN·Filed 1985·Granted Jul 14, 1987·8 cites·7 claims
- 0741US4315052AMagnetic recording mediumVICTOR COMPANY OF JAPAN·Filed 1980·Granted Feb 9, 1982·9 cites·4 claims
- 0839US4317675AMagnetic iron powder containing molybdenumVICTOR COMPANY OF JAPAN·Filed 1979·Granted Mar 2, 1982·5 cites·12 claims
- 0937US4808489AMethod of producing magnetic discVICTOR COMPANY OF JAPAN·Filed 1987·Granted Feb 28, 1989·5 cites·4 claims
- 1037US4753852AMagnetic recording medium comprising a magnetic Co-Ni-Cr alloy thin layerVICTOR COMPANY OF JAPAN·Filed 1986·Granted Jun 28, 1988·3 cites·5 claims
- 1136US4743348AMagnetic medium for horizontal magnetization recording and method for making sameVICTOR COMPANY OF JAPAN·Filed 1987·Granted May 10, 1988·4 cites·6 claims
- 1234US4626480AMagnetic recording medium comprising a vacuum-deposited magnetic film of a magnetic material and a tungsten oxide and method for making the sameVICTOR COMPANY OF JAPAN·Filed 1985·Granted Dec 2, 1986·4 cites·6 claims
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