Inventor · disambiguated record
Katsuyoshi Chiba
Also filed as: CHIBA KATSUYOSHI · KATO YOSHIKI
7 granted patents·44 citations·filing 1978–1990
83Inventor score
Files withHITACHI LTD7
Top patents by PatentIndex Score
7 records- 0162US4238341AComposition of magnetic recording mediaHITACHI LTD·Filed 1979·Granted Dec 9, 1980·15 cites·9 claims
- 0256US4229312AMethod of manufacturing a paint composite for magnetic filmsHITACHI LTD·Filed 1979·Granted Oct 21, 1980·8 cites·13 claims
- 0352US5034243AMethod for magnetic orientation of magnetic recording medium using Meissner effect of high Tc superconductorHITACHI LTD·Filed 1989·Granted Jul 23, 1991·8 cites·6 claims
- 0444US4189508AProcess for the preparation of magnetic recording mediumHITACHI LTD·Filed 1978·Granted Feb 19, 1980·5 cites·9 claims
- 0541US4353937ACoating methodHITACHI LTD·Filed 1980·Granted Oct 12, 1982·6 cites·18 claims
- 0631US5180608AProcess for producing a rigid magnetic disk by longitudinally generating standing waves or interference waves in an undried applied magnetic paintHITACHI LTD·Filed 1990·Granted Jan 19, 1993·1 cites·14 claims
- 0730US5028496AMagnetic coated recording medium and method of manfacturing the sameHITACHI LTD·Filed 1988·Granted Jul 2, 1991·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →