Inventor · disambiguated record
Katsuhiko Wakayama
Also filed as: WAKAYAMA KATSUHIKO
9 granted patents·4 pending applications·132 citations·filing 1985–2009
89Inventor score
Files withTDK CORP12
Top patents by PatentIndex Score
13 records- 0182US7799147B2Flaky soft magnetic metal powder and magnetic core member for RFID antennaTDK CORP·Filed 2007·Granted Sep 21, 2010·13 cites·11 claims
- 0275US7323214B2Composite magnetic material electromagnetic wave absorbing sheet method for manufacturing sheet-like product and method for manufacturing electromagnetic wave absorbing sheetTDK CORP·Filed 2002·Granted Jan 29, 2008·15 cites·7 claims
- 0375US6149704AFerromagnetic powder for dust cores, dust core, and dust core fabrication processTDK CORP·Filed 1999·Granted Nov 21, 2000·27 cites·14 claims
- 0473US5443787AMethod for preparing iron system soft magnetic sintered bodyTDK CORP·Filed 1994·Granted Aug 22, 1995·21 cites·20 claims
- 0564US8038808B2Flat soft magnetic material and process for its productionTDK CORP·Filed 2009·Granted Oct 18, 2011·2 cites·4 claims
- 0663US4626370AMagnetic fluidTDK CORP·Filed 1985·Granted Dec 2, 1986·15 cites·11 claims
- 0755US4624797AMagnetic fluid and process for preparing the sameTDK CORP·Filed 1985·Granted Nov 25, 1986·17 cites·19 claims
- 0855US4608186AMagnetic fluidTDK CORP·Filed 1985·Granted Aug 26, 1986·11 cites·15 claims
- 0950US2005003079A1Production method of laminated soft magnetic member, production method of soft magnetic sheet, and method for heat treating laminated soft magnetic memberTDK CORP·Filed 2004·Application pending·0 cites
- 1043US6310837B1Magnetic recording mediumTDK CORP·Filed 1998·Granted Oct 30, 2001·11 cites·27 claims
- 1143US2006099454A1Method for producing electromagnetic wave absorbing sheet, method for classifying powder, and electromagnetic wave absorbing sheetTDK CORP·Filed 2005·Application pending·0 cites
- 1240US2004185309A1Soft magnetic member, electromagnetic wave controlling sheet and method of manufacturing soft magnetic memberTDK CORP·Filed 2004·Application pending·0 cites
- 1339US2004219328A1Laminated soft magnetic member, soft magnetic sheet and production method for laminated soft magnetic memberFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →