Inventor · disambiguated record
Hiroshi Tomishima
Also filed as: TOMISHIMA HIROSHI
5 granted patents·36 citations·filing 1975–1996
79Inventor score
Top patents by PatentIndex Score
5 records- 0165US4028144ASemi-hard magnetic alloy with composite magnetic property and method of making the sameNIPPON TELEGRAPH & TELEPHONE·Filed 1975·Granted Jun 7, 1977·14 cites·8 claims
- 0252US5290738AMaterial for nonmagnetic oxide substrate and magnetic headHITACHI METALS LTD·Filed 1991·Granted Mar 1, 1994·8 cites·3 claims
- 0343US4805059AMagnetic head having MnO/NiO-based nonmagnetic substrateHITACHI METALS LTD·Filed 1986·Granted Feb 14, 1989·8 cites·17 claims
- 0436US5910863AMagnetic head slider and magnetic disk device using the sameHITACHI LTD·Filed 1996·Granted Jun 8, 1999·3 cites·8 claims
- 0533US5057374AMno/nio-based nonmagnetic substrate materialHITACHI METALS LTD·Filed 1988·Granted Oct 15, 1991·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →