Inventor
TOSA AKIFUMI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “TOSA AKIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK SPARK PLUG CO
14 patentsUS7557440B2Jul 7, 2009
Wiring board and ceramic chip to be embedded
NGK SPARK PLUG CO19 citations92
US6117806ASep 12, 2000
Dielectric material, a method for producing the same and a dielectric resonator device comprising same
NGK SPARK PLUG CO25 citations92
US7072169B2Jul 4, 2006
Capacitor and method for manufacturing the same
NGK SPARK PLUG CO13 citations84
US7573697B2Aug 11, 2009
Method of manufacturing capacitor for incorporation in wiring board, capacitor for incorporation in wiring board, and wiring board
NGK SPARK PLUG CO13 citations83
US7105070B2Sep 12, 2006
Method for producing ceramic substrate, and ceramic substrate
NGK SPARK PLUG CO16 citations83
US7362560B2Apr 22, 2008
Multilayer electronic component and method for producing the same
NGK SPARK PLUG CO11 citations81
US6844284B2Jan 18, 2005
Dielectric porcelain composition
NGK SPARK PLUG CO6 citations74
US9136031B2Sep 15, 2015
Alumina sintered body, member including the same, and semiconductor manufacturing apparatus
NGK SPARK PLUG CO5 citations73
US6569796B2May 27, 2003
Dielectric porcelain composition and dielectric resonator using the same
NGK SPARK PLUG CO7 citations71
US7233480B2Jun 19, 2007
Capacitor and method for manufacturing the same
NGK SPARK PLUG CO4 citations63
US7956454B2Jun 7, 2011
Wiring board and ceramic chip to be embedded
NGK SPARK PLUG CO2 citations62
US7778010B2Aug 17, 2010
Method of manufacturing capacitor for incorporation in wiring board, capacitor for incorporation in wiring board, and wiring board
NGK SPARK PLUG CO2 citations62
US6995106B2Feb 7, 2006
Dielectric ceramic material
NGK SPARK PLUG CO2 citations58
US11013068B2May 18, 2021
Multilayer heating body
NGK SPARK PLUG CO0 citations47