Inventor · disambiguated record
Heikichi Sato
Also filed as: SATO HEIKICHI
11 granted patents·93 citations·filing 1984–2005
89Inventor score
Files withSONY CORP11
Top patents by PatentIndex Score
11 records- 0182US4819113AMagnetic transducer head with inclined magnetic gapSONY CORP·Filed 1985·Granted Apr 4, 1989·30 cites·58 claims
- 0269US4755899AMagnetic transducer head having an alloy thin film of high saturation magnetic flux density slantly provided with respect to an operating magnetic gap formed thereinSONY CORP·Filed 1984·Granted Jul 5, 1988·15 cites·29 claims
- 0362US4953050AMagnetic head with Ru containing soft magnetic alloy in gapSONY CORP·Filed 1990·Granted Aug 28, 1990·15 cites·2 claims
- 0452US6950278B2Magnetic headSONY CORP·Filed 2005·Granted Sep 27, 2005·0 cites·3 claims
- 0552US5276575AMagnetic head having a notched magnetic core portion with a zero depth position offsetSONY CORP·Filed 1992·Granted Jan 4, 1994·10 cites·6 claims
- 0650US6894868B2Magnetic headSONY CORP·Filed 2002·Granted May 17, 2005·1 cites·3 claims
- 0745US4788611AMagnetic transducer headSONY CORP·Filed 1988·Granted Nov 29, 1988·8 cites·10 claims
- 0839US5471355AMagnetic head and a digital recording magnetic headSONY CORP·Filed 1994·Granted Nov 28, 1995·7 cites·20 claims
- 0937US5365392AMagnetic head with shaped winding groovesSONY CORP·Filed 1993·Granted Nov 15, 1994·3 cites·2 claims
- 1035US5764450AMagnetic headSONY CORP·Filed 1997·Granted Jun 9, 1998·2 cites·1 claims
- 1135US5640291AMagnetic headSONY CORP·Filed 1995·Granted Jun 17, 1997·2 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →