Assignee
HITACHI METALS INT
US·5 granted patents·114 citations·filing 1982–1989
Top patents by PatentIndex Score
5 records- 0183US4583027AMoving magnet linear motorHITACHI METALS INT·Filed 1984·Granted Apr 15, 1986·57 cites·9 claims
- 0269US4481437AVariable flux permanent magnets electromagnetic machineHITACHI METALS INT·Filed 1983·Granted Nov 6, 1984·28 cites·11 claims
- 0347US5067990AMethod of applying phosphate conversion coatings to Fe-R-B substrates, and Fe-R-B articles having a phosphate conversion coating thereonHITACHI METALS INT·Filed 1988·Granted Nov 26, 1991·15 cites·6 claims
- 0434US5098619AProcess for forming high quality ferrite magnetsHITACHI METALS INT·Filed 1989·Granted Mar 24, 1992·7 cites·13 claims
- 0532US4467388AElectromagnetic chuck power supply and controllerHITACHI METALS INT·Filed 1982·Granted Aug 21, 1984·7 cites·15 claims
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