Inventor · disambiguated record
Masakazu Takagi
Also filed as: TAKAGI MASAKAZU
5 granted patents·2 pending applications·458 citations·filing 1998–2008
86Inventor score
Top patents by PatentIndex Score
7 records- 0197US6888728B2Switching power supply unitTDK CORP·Filed 2003·Granted May 3, 2005·208 cites·14 claims
- 0295US6650552B2Switching power supply unit with series connected converter circuitsTDK CORP·Filed 2002·Granted Nov 18, 2003·115 cites·5 claims
- 0392US6683797B2Multi-stage DC—DC converterTDK CORP·Filed 2003·Granted Jan 27, 2004·90 cites·16 claims
- 0464US5999420ASwitching power sourceTDK CORP·Filed 1998·Granted Dec 7, 1999·37 cites·4 claims
- 0548US6687143B2Rectifying circuit and switching power supply device having the sameTDK CORP·Filed 2002·Granted Feb 3, 2004·8 cites·23 claims
- 0638US2010238539A1Optical signal amplifying apparatusOPTOTRIODE CO LTD·Filed 2008·Application pending·0 cites
- 0731US2002134999A1Semiconductor deviceTDK CORP·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →