Inventor · disambiguated record
Hazime Machida
Also filed as: MACHIDA HAZIME
10 granted patents·115 citations·filing 1973–1987
90Inventor score
Files withRICOH KK10
Top patents by PatentIndex Score
10 records- 0175US4544602AMagneto-optical recording medium having a ferrimagnetic recording layerRICOH KK·Filed 1984·Granted Oct 1, 1985·17 cites·7 claims
- 0272US4208212AAqueous treating liquid for use in offset printingRICOH KK·Filed 1978·Granted Jun 17, 1980·19 cites·4 claims
- 0371US4413297AMagnetic recording and playback apparatus of perpendicular recording typeRICOH KK·Filed 1981·Granted Nov 1, 1983·15 cites·20 claims
- 0467US4562105AFerrimagnetic oxides and magneto-optical recording medium employing the sameRICOH KK·Filed 1984·Granted Dec 31, 1985·20 cites·12 claims
- 0563US4670322AMetal oxide magnetic substance and a magnetic film consisting thereof and their usesRICOH KK·Filed 1984·Granted Jun 2, 1987·11 cites·21 claims
- 0654US4670323AMagneto-optic recording medium having a metal oxide recording layerRICOH KK·Filed 1984·Granted Jun 2, 1987·12 cites·21 claims
- 0752US4788095AMetal oxide magnetic substance and a magnetic film consisting thereof and their usesRICOH KK·Filed 1987·Granted Nov 29, 1988·8 cites·26 claims
- 0846US3933667ADouble dispersion acrylate or methacrylate wet developerRICOH KK·Filed 1973·Granted Jan 20, 1976·5 cites·7 claims
- 0936US4282811AMethod for desensitizing offset printing platesRICOH KK·Filed 1979·Granted Aug 11, 1981·4 cites·15 claims
- 1036US4116698AFerrocyanate treating liquid for offset masterRICOH KK·Filed 1977·Granted Sep 26, 1978·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →