Inventor · disambiguated record
Tsuneo Ishikawa
Also filed as: ISHIKAWA TSUNEO
4 granted patents·20 citations·filing 1982–1984
72Inventor score
Files withISHIHARA MINING & CHEMICAL CO4
Top patents by PatentIndex Score
4 records- 0154US4414245AProcess for producing cobalt containing ferromagnetic iron oxidesISHIHARA MINING & CHEMICAL CO·Filed 1982·Granted Nov 8, 1983·9 cites·8 claims
- 0243US4501774AProcess for the production of cobalt-containing magnetic iron oxide powderISHIHARA MINING & CHEMICAL CO·Filed 1982·Granted Feb 26, 1985·5 cites·12 claims
- 0336US4486467AProcess for producing cobalt-containing magnetic iron oxide powderISHIHARA MINING & CHEMICAL CO·Filed 1982·Granted Dec 4, 1984·3 cites·17 claims
- 0434US4560544AProcess for the preparation of acicular α-FeOOH for magnetic recording materialsISHIHARA MINING & CHEMICAL CO·Filed 1984·Granted Dec 24, 1985·3 cites·7 claims
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