Inventor · disambiguated record
Toshihisa Nagata
Also filed as: NAGATA TOSHIHISA
9 granted patents·1 pending application·74 citations·filing 1996–2012
86Inventor score
Top patents by PatentIndex Score
10 records- 0192US7368896B2Voltage regulator with plural error amplifiersRICOH KK·Filed 2005·Granted May 6, 2008·29 cites·7 claims
- 0274US7215180B2Constant voltage circuitRICOH KK·Filed 2004·Granted May 8, 2007·20 cites·27 claims
- 0356US7545610B2Constant-voltage power supply circuit with fold-back-type overcurrent protection circuitRICOH KK·Filed 2006·Granted Jun 9, 2009·4 cites·20 claims
- 0449US5737273ASense amplifier and reading circuit with sense amplifierRICOH KK·Filed 1996·Granted Apr 7, 1998·11 cites·9 claims
- 0545US5729499ASense amplifier and reading circuit with sense amplifierRICOH KK·Filed 1997·Granted Mar 17, 1998·9 cites·2 claims
- 0644US8446215B2Constant voltage circuitNAGATA TOSHIHISA·Filed 2007·Granted May 21, 2013·1 cites·3 claims
- 0742US7948223B2Constant voltage circuit using plural error amplifiers to improve response speedRICOH CO LTD·Filed 2008·Granted May 24, 2011·0 cites·5 claims
- 0835US8575904B2Semiconductor device and manufacturing method thereofNAGATA TOSHIHISA·Filed 2008·Granted Nov 5, 2013·0 cites·12 claims
- 0933US8957646B2Constant voltage circuit and electronic device including sameNAGATA TOSHIHISA·Filed 2012·Granted Feb 17, 2015·0 cites·12 claims
- 1032US2008197829A1Semiconductor Device and Voltage Regulator Using the Semiconductor DeviceNAGATA TOSHIHISA·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →