Inventor · disambiguated record
Iwao Hatakeyama
Also filed as: HATAKEYAMA IWAO
4 granted patents·1 pending application·94 citations·filing 1983–2006
78Inventor score
Top patents by PatentIndex Score
5 records- 0189US4618901AHigh density magnetic headNIPPON TELEGRAPH & TELEPHONE·Filed 1983·Granted Oct 21, 1986·40 cites·6 claims
- 0285US5051970AMagneto-optic recording system with overwrite capabilityNIPPON TELEGRAPH & TELEPHONE·Filed 1988·Granted Sep 24, 1991·41 cites·36 claims
- 0344US2007090494A1Insulation-coated conductor and manufacturing method thereofSUNCALL CORP·Filed 2006·Application pending·0 cites
- 0442US4544612AIron oxide magnetic film and process for fabrication thereofNIPPON TELEGRAPH & TELEPHONE·Filed 1983·Granted Oct 1, 1985·5 cites·8 claims
- 0541US4642245AIron oxide magnetic film and process for fabrication thereofNIPPON TELEGRAPH & TELEPHONE·Filed 1985·Granted Feb 10, 1987·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →