Inventor · disambiguated record
Fumio Sekiguchi
Also filed as: SEKIGUCHI FUMIO
5 granted patents·31 citations·filing 1978–1999
77Inventor score
Files withSONY CORP5
Top patents by PatentIndex Score
5 records- 0163US5446551ATape duplicating apparatusSONY CORP·Filed 1992·Granted Aug 29, 1995·17 cites·3 claims
- 0246US5999364ACassette mounting and ejection mechanismSONY CORP·Filed 1996·Granted Dec 7, 1999·7 cites·8 claims
- 0336US6429998B1Cassette mounting and ejection mechanismSONY CORP·Filed 1999·Granted Aug 6, 2002·3 cites·9 claims
- 0429US4212439AMagnetic tape recording and/or reproducing apparatusSONY CORP·Filed 1978·Granted Jul 15, 1980·1 cites·13 claims
- 0526US4527208ATape loading device for magnetic recording and/or reproducing apparatusSONY CORP·Filed 1982·Granted Jul 2, 1985·3 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →