Inventor · disambiguated record
Ippou Hirai
Also filed as: HIRAI IPPOU
1 granted patent·2 pending applications·0 citations·filing 2001–2003
10Inventor score
Files withTDK CORP3
Top patents by PatentIndex Score
3 records- 0131US6773619B2Magnetic core for transformer, Mn-Zn based ferrite composition and methods of producing the sameTDK CORP·Filed 2002·Granted Aug 10, 2004·0 cites·18 claims
- 0229US2004113743A1Magnetic core for xDSL modem transformer and its compositionTDK CORP·Filed 2003·Application pending·0 cites
- 0326US2002053654A1Magnetic core for xDSL modem transformer and its compositionTDK CORP·Filed 2001·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →