Inventor · disambiguated record
Takuji Maeda
Also filed as: MAEDA TAKUJI
98 granted patents·32 pending applications·900 citations·filing 1994–2022
99Inventor score
Files withPANASONIC CORP35FUJITSU LTD27PANASONIC IP MAN CO LTD16MAEDA TAKUJI14MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14
Top patents by PatentIndex Score
130 records- 0197US6611907B1Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Aug 26, 2003·98 cites·38 claims
- 0295US7734864B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardPANASONIC CORP·Filed 2008·Granted Jun 8, 2010·21 cites·17 claims
- 0393US6829676B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Dec 7, 2004·43 cites·17 claims
- 0492US8473671B2Semiconductor memory card access apparatus, a computer-readable medium, an initialization method, and a semiconductor memory cardMAEDA TAKUJI·Filed 2012·Granted Jun 25, 2013·9 cites·15 claims
- 0590US8209504B2Nonvolatile memory device, nonvolatile memory system, and access device having a variable read and write access rateNAKANISHI MASAHIRO·Filed 2008·Granted Jun 26, 2012·23 cites·53 claims
- 0689US7340614B2Semiconductor device including encryption section, semiconductor device including external interface, and content reproduction methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Mar 4, 2008·38 cites·15 claims
- 0788US7756422B2Method for measuring optical characteristics and system thereofFUJITSU LTD·Filed 2006·Granted Jul 13, 2010·15 cites·12 claims
- 0887US7143261B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Nov 28, 2006·24 cites·19 claims
- 0986US8751734B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardPANASONIC CORP·Filed 2013·Granted Jun 10, 2014·4 cites·15 claims
- 1085US7899982B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardPANASONIC CORP·Filed 2010·Granted Mar 1, 2011·4 cites·17 claims
- 1185US7398353B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Jul 8, 2008·7 cites·19 claims
- 1283US7475185B2Nonvolatile memory system, nonvolatile memory device, memory controller, access device, and method for controlling nonvolatile memory devicePANASONIC CORP·Filed 2005·Granted Jan 6, 2009·14 cites·43 claims
- 1382US8176239B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardMAEDA TAKUJI·Filed 2011·Granted May 8, 2012·3 cites·15 claims
- 1482US8015349B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardPANASONIC CORP·Filed 2011·Granted Sep 6, 2011·3 cites·19 claims
- 1580US8422121B2Optical transmission apparatus and optical signal level checking methodITOH HIROYUKI·Filed 2010·Granted Apr 16, 2013·7 cites·9 claims
- 1679US8958706B2Coherent optical communication device and methodMAEDA TAKUJI·Filed 2011·Granted Feb 17, 2015·5 cites·4 claims
- 1779US7555483B2File management method and information processing devicePANASONIC CORP·Filed 2004·Granted Jun 30, 2009·41 cites·14 claims
- 1879US6285473B1Polarization control optical space switchFUJITSU LTD·Filed 2000·Granted Sep 4, 2001·16 cites·6 claims
- 1978US7831841B2Semiconductor device including encryption section, semiconductor device including external interface, and content reproduction methodPANASONIC CORP·Filed 2008·Granted Nov 9, 2010·5 cites·6 claims
- 2078US6903324B2Optical amplifier amplifying wavelength multiplexed light, and wavelength multiplexed light communications systemFUJITSU LTD·Filed 2002·Granted Jun 7, 2005·19 cites·17 claims
- 2178US6741811B2Optical cross-connect device and system having the deviceFUJITSU LTD·Filed 2001·Granted May 25, 2004·14 cites·7 claims
- 2277US7654466B2Semiconductor memory card, semiconductor memory control apparatus, and semiconductor memory control methodPANASONIC CORP·Filed 2004·Granted Feb 2, 2010·26 cites·3 claims
- 2377US7343102B2Optical transmission system with automatic signal level adjustment and startup functionsFUJITSU LTD·Filed 2004·Granted Mar 11, 2008·16 cites·22 claims
- 2477US6154583AOptical switchFUJITSU LTD·Filed 1998·Granted Nov 28, 2000·53 cites·29 claims
- 2577US6134031APolarization control optical space switchFUJITSU LTD·Filed 1994·Granted Oct 17, 2000·45 cites·8 claims
- 2676US7286758B2Method for switching transmission route, and optical transmission deviceFUJITSU LTD·Filed 2006·Granted Oct 23, 2007·6 cites·8 claims
- 2775US7984231B2Information recording medium access device, and data recording methodPANASONIC CORP·Filed 2006·Granted Jul 19, 2011·7 cites·8 claims
- 2875US7401174B2File system defragmentation and data processing method and apparatus for an information recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 15, 2008·20 cites·13 claims
- 2975US6829674B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Dec 7, 2004·9 cites·19 claims
- 3075US5805320ACross-connect deviceFUJITSU LTD·Filed 1996·Granted Sep 8, 1998·49 cites·9 claims
- 3174US8407488B2Semiconductor device including encryption section, semiconductor device including external interface, and content reproduction methodFUJIWARA MAKOTO·Filed 2011·Granted Mar 26, 2013·2 cites·19 claims
- 3274US8122262B2Semiconductor device including encryption section, semiconductor device including external interface, and content reproduction methodFUJIWARA MAKOTO·Filed 2010·Granted Feb 21, 2012·2 cites·12 claims
- 3373US9811476B2Encryption and recording apparatus, encryption and recording system, and encryption and recording methodPANASONIC IP MAN CO LTD·Filed 2014·Granted Nov 7, 2017·3 cites·6 claims
- 3473US8914579B2Access device, information recording device, controller, and information recording systemMAEDA TAKUJI·Filed 2009·Granted Dec 16, 2014·6 cites·20 claims
- 3573US7849331B2Program update method and serverPANASONIC CORP·Filed 2008·Granted Dec 7, 2010·4 cites·11 claims
- 3673US7466478B2Optical-level control method, optical-level control apparatus and wavelength-multiplexing optical networkFUJITSU LTD·Filed 2005·Granted Dec 16, 2008·6 cites·5 claims
- 3772US8589617B2Write once recording deviceMAEDA TAKUJI·Filed 2007·Granted Nov 19, 2013·6 cites·10 claims
- 3872US7801930B2Recording medium, host device, and data processing methodPANASONIC CORP·Filed 2005·Granted Sep 21, 2010·2 cites·14 claims
- 3972US7551828B2Optical transmission device for controlling optical level of transmission signal in optical transmission systemFUJITSU LTD·Filed 2006·Granted Jun 23, 2009·5 cites·10 claims
- 4072US7539312B2Program update method and serverPANASONIC CORP·Filed 2007·Granted May 26, 2009·4 cites·3 claims
- 4172US7509055B2Optical transmission system with automatic signal level adjustment and startup functionsFUJITSU LTD·Filed 2008·Granted Mar 24, 2009·4 cites·2 claims
- 4272US6433900B1Optical wavelength multiplexing system having a redundant configurationFUJITSU LTD·Filed 1999·Granted Aug 13, 2002·37 cites·23 claims
- 4371US7546468B2Program update method and serverPANASONIC CORP·Filed 2003·Granted Jun 9, 2009·12 cites·8 claims
- 4471US6829675B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Dec 7, 2004·7 cites·24 claims
- 4571US6823422B2Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 23, 2004·7 cites·35 claims
- 4670US9515727B2In-band optical signal-to-noise ratio monitorFUJITSU LTD·Filed 2015·Granted Dec 6, 2016·2 cites·3 claims
- 4770US6594412B2Optical add/drop deviceFUJITSU LTD·Filed 2001·Granted Jul 15, 2003·8 cites·9 claims
- 4869US6768831B2Optical add-drop multiplexing apparatusFUJITSU LTD·Filed 2002·Granted Jul 27, 2004·8 cites·15 claims
- 4969US6072610AOptical transmission systemFUJITSU LTD·Filed 1997·Granted Jun 6, 2000·33 cites·29 claims
- 5067US8090920B2Recording medium, and information processing device and information processing method for the recording mediumSO HIROKAZU·Filed 2005·Granted Jan 3, 2012·1 cites·7 claims
Showing the top 50 of 130 patent records by PatentIndex Score.
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