Inventor · disambiguated record
Kiyozumi Niizuma
Also filed as: NIIZUMA KIYOZUMI
5 granted patents·57 citations·filing 1987–1994
80Inventor score
Files withCANON KK5
Top patents by PatentIndex Score
5 records- 0168US4890378AMethod for manufacturing a magnetic head core having a magnetic filmCANON KK·Filed 1988·Granted Jan 2, 1990·23 cites·17 claims
- 0265US4926276AMagnetic head having reinforcing blockCANON KK·Filed 1988·Granted May 15, 1990·14 cites·8 claims
- 0353US4953048AMagnetic head with specific gap structureCANON KK·Filed 1989·Granted Aug 28, 1990·9 cites·20 claims
- 0441US5565414ASubstituted superconductive Bi-Sr-Ca-Cu oxide and Bi-Sr-Ca-Ln-Cu oxide compositionsCANON KK·Filed 1994·Granted Oct 15, 1996·7 cites·6 claims
- 0541US5173825AMagnetic head using magnetic oxide part and magnetic metal filmCANON KK·Filed 1987·Granted Dec 22, 1992·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →