Inventor · disambiguated record
Kenichi Yoneyama
Also filed as: YONEYAMA KENICHI
25 granted patents·736 citations·filing 1992–2005
97Inventor score
Files withNEC CORP14YAMAMOTO MASAHIRO3PANASONIC ELEC WORKS CO LTD2AIR TECH JAPAN LTD1KANSAI PAINT CO LTD1
Top patents by PatentIndex Score
25 records- 0195US8238755B2Dual wiring systemYAMAMOTO MASAHIRO·Filed 2005·Granted Aug 7, 2012·44 cites·9 claims
- 0295US7772717B2Dual wiring systemPANASONIC ELEC WORKS CO LTD·Filed 2005·Granted Aug 10, 2010·73 cites·14 claims
- 0387US7994436B2Base unit for dual wiring systemPANASONIC ELEC WORKS CO LTD·Filed 2005·Granted Aug 9, 2011·20 cites·6 claims
- 0486US5801860AWavelength division multiplexing transmission system comprising a feedback section for transmitting a light power level signal from a light receiver to a light transmitterNEC CORP·Filed 1996·Granted Sep 1, 1998·77 cites·19 claims
- 0584US6316062B1Magnetic recording medium and method of producing the sameSHOWA DENKO KK·Filed 1998·Granted Nov 13, 2001·36 cites·8 claims
- 0681US5535037AOptical repeaterNEC CORP·Filed 1994·Granted Jul 9, 1996·71 cites·6 claims
- 0778US5923453AApparatus for measuring optical transmission line property and optical wavelength multiplexing transmission apparatusNEC CORRPORATION·Filed 1996·Granted Jul 13, 1999·65 cites·29 claims
- 0876US7305714B2Anti-theft device for computer apparatus and a method for protecting computer apparatus therebyMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted Dec 4, 2007·36 cites·20 claims
- 0975US8277254B2Dual wiring systemYAMAMOTO MASAHIRO·Filed 2005·Granted Oct 2, 2012·10 cites·9 claims
- 1071US6337936B1Optical amplifier, and method and apparatus for monitoring an optical fiber transmission pathNEC CORP·Filed 2000·Granted Jan 8, 2002·10 cites·20 claims
- 1170US6149482AMethod for manufacturing flat plate with precise bulkhead, flat plate with precise bulkhead, method for manufacturing plasma display unit substrate and plasma display unit substrateKYOCERA CORPORATIN·Filed 1998·Granted Nov 21, 2000·26 cites·17 claims
- 1270US5894247AOptical PLL circuit and method of controlling the sameNEC CORP·Filed 1997·Granted Apr 13, 1999·48 cites·8 claims
- 1369US6301404B1Supervisory signal optical bypass circuit, optical amplifying repeater and supervisory systemNEC CORP·Filed 1999·Granted Oct 9, 2001·38 cites·30 claims
- 1466US8138636B2Function unit for dual wiring systemYAMAMOTO MASAHIRO·Filed 2005·Granted Mar 20, 2012·2 cites·6 claims
- 1563US6064514AOptical surge preventing method and system for use with or in a rare earth doped fiber circuitNEC CORP·Filed 1996·Granted May 16, 2000·25 cites·54 claims
- 1661US6600595B2Multi-stage optical amplifier apparatus having fiber grating with a cutoff wavelength less than the pump light wavelengthNEC CORP·Filed 2001·Granted Jul 29, 2003·6 cites·9 claims
- 1759US5380781ACationically electrodepositable fine particles derived from alkoxysilane-modified epoxy resins and cationic electrodeposition paint composition comprising the sameKANSAI PAINT CO LTD·Filed 1993·Granted Jan 10, 1995·11 cites·10 claims
- 1858US5299055AOptical fiber amplifier circuit comprising a control circuit for controlling a plurality of excitation light sourcesNEC CORP·Filed 1992·Granted Mar 29, 1994·18 cites·2 claims
- 1955US6226090B1Light timing pulses generating method and light timing circuitNEC CORP·Filed 1998·Granted May 1, 2001·21 cites·29 claims
- 2051US5295015AOptical amplifying apparatusNEC CORP·Filed 1993·Granted Mar 15, 1994·18 cites·11 claims
- 2148US5657154AMonitoring system for all optical regeneratorsNEC CORP·Filed 1996·Granted Aug 12, 1997·22 cites·36 claims
- 2247US6603587B1Optical amplifier repeaterNEC CORP·Filed 1999·Granted Aug 5, 2003·15 cites·45 claims
- 2344US5876281APulse air jet generatorAIR TECH JAPAN LTD·Filed 1997·Granted Mar 2, 1999·24 cites·6 claims
- 2441US5801877AOptical fiber amplifier for superimposing a sub-signalNEC CORP·Filed 1996·Granted Sep 1, 1998·9 cites·18 claims
- 2541US5764396AOptical regenerative circuitNEC CORP·Filed 1996·Granted Jun 9, 1998·11 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →