Inventor · disambiguated record
Masaharu Sengoku
Also filed as: SENGOKU MASAHARU
9 granted patents·73 citations·filing 1986–1990
87Inventor score
Technology areasG11B
Top patents by PatentIndex Score
9 records- 0168US4809248AMemory device including a rotating disk and means for detecting change in frictional resistance between the disk and a read/record headMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Feb 28, 1989·14 cites·7 claims
- 0265US4979059ASystem for storing data in a separate memory when the number of positioning errors of a magnetic disc exceeds a thresholdMISUBISHI DENKI KABUSHIKI KAIS·Filed 1989·Granted Dec 18, 1990·15 cites·4 claims
- 0360US4954909AData memorizing device which determines the movement of the recording headMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Sep 4, 1990·14 cites·2 claims
- 0452US4811125AInformation recording/regenerating circuit for a memory unitMITSUBISHI ELECTRIC CORP·Filed 1986·Granted Mar 7, 1989·9 cites·5 claims
- 0541US4954908ARecord medium control apparatusMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Sep 4, 1990·5 cites·3 claims
- 0641US4887173AStorage apparatus including head drive controlMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Dec 12, 1989·5 cites·6 claims
- 0740US4937688AGain margin detector for a memory unit utilizing a servo control loopMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Jun 26, 1990·5 cites·2 claims
- 0838US4937687AMemory unit capable of detecting error in regenerated data from a memory mediumMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jun 26, 1990·4 cites·4 claims
- 0933US4882720AMemory device including a rotating disk and means for detecting change in frictional resistance between the disk and a read/record headMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Nov 21, 1989·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →