Inventor · disambiguated record
Akifumi Tosa
Also filed as: TOSA AKIFUMI
15 granted patents·125 citations·filing 1997–2016
92Inventor score
Top patents by PatentIndex Score
15 records- 0190US7557440B2Wiring board and ceramic chip to be embeddedNGK SPARK PLUG CO·Filed 2006·Granted Jul 7, 2009·19 cites·20 claims
- 0287US7573697B2Method of manufacturing capacitor for incorporation in wiring board, capacitor for incorporation in wiring board, and wiring boardNGK SPARK PLUG CO·Filed 2006·Granted Aug 11, 2009·13 cites·15 claims
- 0381US9136031B2Alumina sintered body, member including the same, and semiconductor manufacturing apparatusNGK SPARK PLUG CO·Filed 2013·Granted Sep 15, 2015·5 cites·15 claims
- 0481US7362560B2Multilayer electronic component and method for producing the sameNGK SPARK PLUG CO·Filed 2005·Granted Apr 22, 2008·11 cites·7 claims
- 0571US6117806ADielectric material, a method for producing the same and a dielectric resonator device comprising sameNGK SPARK PLUG CO·Filed 1997·Granted Sep 12, 2000·25 cites·51 claims
- 0668US7105070B2Method for producing ceramic substrate, and ceramic substrateNGK SPARK PLUG CO·Filed 2004·Granted Sep 12, 2006·16 cites·21 claims
- 0767US7233480B2Capacitor and method for manufacturing the sameNGK SPARK PLUG CO·Filed 2006·Granted Jun 19, 2007·4 cites·21 claims
- 0867US7072169B2Capacitor and method for manufacturing the sameNGK SPARK PLUG CO·Filed 2004·Granted Jul 4, 2006·13 cites·18 claims
- 0966US7956454B2Wiring board and ceramic chip to be embeddedNGK SPARK PLUG CO·Filed 2009·Granted Jun 7, 2011·2 cites·17 claims
- 1066US7778010B2Method of manufacturing capacitor for incorporation in wiring board, capacitor for incorporation in wiring board, and wiring boardNGK SPARK PLUG CO·Filed 2009·Granted Aug 17, 2010·2 cites·13 claims
- 1164US6844284B2Dielectric porcelain compositionNGK SPARK PLUG CO·Filed 2002·Granted Jan 18, 2005·6 cites·8 claims
- 1263US6569796B2Dielectric porcelain composition and dielectric resonator using the sameNGK SPARK PLUG CO·Filed 2001·Granted May 27, 2003·7 cites·8 claims
- 1354US8071496B2Silicon nitride-melilite composite sintered body and device utilizing the sameHARA YASUSHI·Filed 2009·Granted Dec 6, 2011·0 cites·14 claims
- 1450US6995106B2Dielectric ceramic materialNGK SPARK PLUG CO·Filed 2002·Granted Feb 7, 2006·2 cites·18 claims
- 1532US11013068B2Multilayer heating bodyNGK SPARK PLUG CO·Filed 2016·Granted May 18, 2021·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →