Inventor · disambiguated record
Hirokazu Tohya
Also filed as: TOHYA HIROKAZU
28 granted patents·1 pending application·773 citations·filing 1984–2008
97Inventor score
Files withNEC CORP29
Top patents by PatentIndex Score
29 records- 0193US7868257B2Via transmission lines for multilayer printed circuit boardsNEC CORP·Filed 2005·Granted Jan 11, 2011·28 cites·46 claims
- 0293US5978231APrinted wiring board with integrated coil inductorNEC CORP·Filed 1998·Granted Nov 2, 1999·102 cites·20 claims
- 0390US7750765B2Compact via transmission line for printed circuit board and design method of the sameNEC CORP·Filed 2008·Granted Jul 6, 2010·14 cites·11 claims
- 0488US6111479ALaminate printed circuit board with a magnetic layerNEC CORP·Filed 1998·Granted Aug 29, 2000·69 cites·32 claims
- 0587US6075211AMulti-layered printed wiring boardNEC CORP·Filed 1996·Granted Jun 13, 2000·96 cites·24 claims
- 0687US5784285AWaveform analyzerNEC CORP·Filed 1997·Granted Jul 21, 1998·67 cites·6 claims
- 0786US6365828B1Electromagnetic interference suppressing device and circuitNEC CORP·Filed 2000·Granted Apr 2, 2002·46 cites·13 claims
- 0884US7463122B2Compact via transmission line for printed circuit board and its designing methodNEC CORP·Filed 2004·Granted Dec 9, 2008·26 cites·12 claims
- 0983US6938231B2Method and system for designing circuit layoutNEC CORP·Filed 2002·Granted Aug 30, 2005·35 cites·24 claims
- 1081US6873518B2Shielded strip line device and method of manufacture thereofNEC CORP·Filed 2003·Granted Mar 29, 2005·26 cites·10 claims
- 1181US6477694B1Method for designing a power supply decoupling circuitNEC CORP·Filed 2000·Granted Nov 5, 2002·30 cites·8 claims
- 1280US6359237B1Multi-layer printed boardNEC CORP·Filed 2000·Granted Mar 19, 2002·25 cites·10 claims
- 1378US6252384B1Power-supply voltage fluctuation inhibiting circuitNEC CORP·Filed 2000·Granted Jun 26, 2001·26 cites·18 claims
- 1478US6002593AReducing electromagnetic noise radiated from a printed boardNEC CORP·Filed 1998·Granted Dec 14, 1999·43 cites·15 claims
- 1573US7545241B2Nanoparticle transmission line element and method of fabricating the sameNEC CORP·Filed 2005·Granted Jun 9, 2009·12 cites·6 claims
- 1670US6721171B2Shielded strip line device and method of manufacture thereofNEC CORP·Filed 2002·Granted Apr 13, 2004·14 cites·6 claims
- 1767US7315226B2Strip line device, printed wiring board mounting member, circuit board, semiconductor package, and method of forming sameNEC CORP·Filed 2003·Granted Jan 1, 2008·12 cites·21 claims
- 1867US6895354B2System and method for generating thermal network data and recording mediumNEC CORP·Filed 2002·Granted May 17, 2005·16 cites·13 claims
- 1965US7242265B2Element of parallel flat plate line type, a circuit boardNEC CORP·Filed 2005·Granted Jul 10, 2007·3 cites·13 claims
- 2064US5172308ADC-DC converter with transformer having a single secondary windingNEC CORP·Filed 1991·Granted Dec 15, 1992·31 cites·6 claims
- 2163US4698517APower supply source control systemNEC CORP·Filed 1984·Granted Oct 6, 1987·18 cites·9 claims
- 2262US6550037B2Method for designing a decoupling circuitNEC CORP·Filed 2000·Granted Apr 15, 2003·9 cites·9 claims
- 2352US5343378APower circuitNEC CORP·Filed 1993·Granted Aug 30, 1994·19 cites·4 claims
- 2451US6903438B2Low-impedance decoupling deviceNEC CORP·Filed 2003·Granted Jun 7, 2005·4 cites·31 claims
- 2550US2008053692A1Strip line device, printed wiring board mounting member, circuit board, semiconductor package, and method of forming sameNEC CORP·Filed 2007·Application pending·0 cites
- 2647US7064623B2Coaxial line type components with low characteristic impedanceNEC CORP·Filed 2002·Granted Jun 20, 2006·2 cites·14 claims
- 2741US7282963B2Wide-band circuit coupled through a transmission lineNEC CORP·Filed 2004·Granted Oct 16, 2007·0 cites·23 claims
- 2839US7656036B2Line component and semiconductor circuit using line componentNEC CORP·Filed 2004·Granted Feb 2, 2010·0 cites·12 claims
- 2938US7288844B2Semiconductor device, semiconductor circuit and method for producing semiconductor deviceNEC CORP·Filed 2003·Granted Oct 30, 2007·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →