Inventor · disambiguated record
Yasuhei Shimada
Also filed as: SHIMADA YASUHEI
12 granted patents·1 pending application·749 citations·filing 1982–2007
94Inventor score
Top patents by PatentIndex Score
13 records- 0195US5866969AActuating circuit of piezoelectric transformer and actuating method thereofNEC CORP·Filed 1997·Granted Feb 2, 1999·106 cites·12 claims
- 0294US5705877APiezoelectric transformer driving circuitNEC CORP·Filed 1996·Granted Jan 6, 1998·140 cites·20 claims
- 0392US5886477ADriver of cold-cathode fluorescent lampNEC CORP·Filed 1998·Granted Mar 23, 1999·118 cites·8 claims
- 0484US5859489APiezoelectric transformer driving circuitNEC CORP·Filed 1997·Granted Jan 12, 1999·65 cites·4 claims
- 0584US5731652APower source unit employing piezoelectric transformer frequency-controlled and voltage-controlled to operate at a maximum efficiencyNEC CORP·Filed 1996·Granted Mar 24, 1998·82 cites·8 claims
- 0682US6075325AInverter and method for driving a plurality of cold cathode tubes in parallelNEC CORP·Filed 1998·Granted Jun 13, 2000·59 cites·24 claims
- 0779US5923546AControl circuit and method for driving and controlling parasitic vibration of a piezoelectric transformer-inverterNEC CORP·Filed 1997·Granted Jul 13, 1999·57 cites·11 claims
- 0877US4845661ADisplay information processing apparatusNEC CORP·Filed 1986·Granted Jul 4, 1989·39 cites·8 claims
- 0967US4630039ADisplay processing apparatusNIPPON ELECTRIC CO·Filed 1982·Granted Dec 16, 1986·21 cites·5 claims
- 1053US6028388APiezoelectric transformer driverNEC CORP·Filed 1997·Granted Feb 22, 2000·17 cites·6 claims
- 1153US6020719ASecondary battery unit using electric double layer condenserNEC CORP·Filed 1998·Granted Feb 1, 2000·28 cites·6 claims
- 1249US5675484AWide input voltage range power supply with auto-transformers and piezoelectric transformerNEC CORP·Filed 1996·Granted Oct 7, 1997·17 cites·4 claims
- 1342US2009010296A1Optical transceiver module and method for manufacturing sameNEC ELECTRONICS CORP·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →