Inventor · disambiguated record
Tomoo Takahara
Also filed as: TAKAHARA TOMOO
62 granted patents·8 pending applications·337 citations·filing 2003–2018
98Inventor score
Top patents by PatentIndex Score
70 records- 0197US7817923B2Optical transmitting apparatus, optical receiving apparatus, and optical communication system comprising themFUJITSU LTD·Filed 2005·Granted Oct 19, 2010·55 cites·37 claims
- 0294US8306431B2Optical transmission systemTAKAHARA TOMOO·Filed 2010·Granted Nov 6, 2012·25 cites·12 claims
- 0394US8301039B2Delay processing apparatus, signal amplification apparatus, opto-electric conversion apparatus, analog-digital conversion apparatus, receiving apparatus, and receiving methodNISHIHARA MASATO·Filed 2009·Granted Oct 30, 2012·30 cites·20 claims
- 0493US9467229B2Multilevel intensity modulation and demodulation system and methodFUJITSU LTD·Filed 2015·Granted Oct 11, 2016·12 cites·12 claims
- 0593US8666252B2Optical network systemNISHIHARA MASATO·Filed 2012·Granted Mar 4, 2014·13 cites·8 claims
- 0691US8867927B2Optical transmitting apparatus, optical receiving apparatus, and optical communication system comprising themAKIYAMA YUICHI·Filed 2010·Granted Oct 21, 2014·7 cites·12 claims
- 0791US8670680B2Optical receiver and optical receiving methodTANAKA TOSHIKI·Filed 2011·Granted Mar 11, 2014·12 cites·9 claims
- 0890US8818207B2Optical transmitterTANAKA TOSHIKI·Filed 2012·Granted Aug 26, 2014·16 cites·13 claims
- 0986US9923640B2Transmission apparatus and transmission systemFUJITSU LTD·Filed 2016·Granted Mar 20, 2018·5 cites·15 claims
- 1086US7689133B2Optical signal reception device and method of controlling optical signal receptionFUJITSU LTD·Filed 2006·Granted Mar 30, 2010·13 cites·8 claims
- 1185US7734196B2Optical receiver deviceFUJITSU LTD·Filed 2005·Granted Jun 8, 2010·12 cites·6 claims
- 1284US8693891B2Optical modulation apparatus and optical modulation methodNISHIHARA MASATO·Filed 2011·Granted Apr 8, 2014·7 cites·12 claims
- 1384US8145071B2Electrical-dispersion compensating apparatus, optical receiving apparatus, and optical receiving methodTANAKA TOSHIKI·Filed 2008·Granted Mar 27, 2012·10 cites·15 claims
- 1483US7555061B2Optical communication deviceFUJITSU LTD·Filed 2005·Granted Jun 30, 2009·10 cites·6 claims
- 1582US9876601B2Optical transmission system, controller for wavelength tunable filter, and control method of wavelength tunable filterFUJITSU LTD·Filed 2016·Granted Jan 23, 2018·4 cites·20 claims
- 1682US8582980B2Optical device and optical modulation methodNISHIHARA MASATO·Filed 2008·Granted Nov 12, 2013·9 cites·20 claims
- 1782US8565615B2Optical modulation apparatus and optical modulation methodNISHIHARA MASATO·Filed 2011·Granted Oct 22, 2013·6 cites·12 claims
- 1881US9634796B2Optical transmission device and optical transmission systemFUJITSU LTD·Filed 2015·Granted Apr 25, 2017·4 cites·10 claims
- 1980US9853728B2Method for determining numbers of bits allocated to subcarriers and optical transmission systemFUJITSU LTD·Filed 2016·Granted Dec 26, 2017·3 cites·7 claims
- 2079US8005372B2Differential M phase shift keying optical receiving circuitFUJITSU LTD·Filed 2007·Granted Aug 23, 2011·8 cites·13 claims
- 2177US9425897B2Transmission apparatus, transmission system, and transmission methodFUJITSU LTD·Filed 2014·Granted Aug 23, 2016·3 cites·12 claims
- 2274US9998230B2Optical transmitter, optical communication system, and optical transmission/reception control methodFUJITSU LTD·Filed 2017·Granted Jun 12, 2018·2 cites·7 claims
- 2374US9749055B2Optical transmitter and optical transmission methodFUJITSU LTD·Filed 2014·Granted Aug 29, 2017·3 cites·11 claims
- 2473US10128960B2Estimation method for optical receiver and light source deviceFUJITSU LTD·Filed 2017·Granted Nov 13, 2018·2 cites·8 claims
- 2572US8326145B2Optical receiver and light receiving methodTAKAHARA TOMOO·Filed 2009·Granted Dec 4, 2012·4 cites·11 claims
- 2670US8611760B2Optical modulation device and optical modulation methodNISHIHARA MASATO·Filed 2009·Granted Dec 17, 2013·4 cites·10 claims
- 2770US7853152B2Signal regeneration device, optical receiver, and signal processing methodFUJITSU LTD·Filed 2006·Granted Dec 14, 2010·4 cites·11 claims
- 2870US7433599B2Automatic dispersion compensation device and compensation methodFUJITSU LTD·Filed 2003·Granted Oct 7, 2008·11 cites·17 claims
- 2970US7389049B2Chromatic dispersion compensation controlling systemFUJITSU LTD·Filed 2004·Granted Jun 17, 2008·11 cites·2 claims
- 3070US7218856B2System for compensating for chromatic dispersion and polarization mode dispersionFUJITSU LTD·Filed 2004·Granted May 15, 2007·11 cites·22 claims
- 3169US9509412B2Optical communication system, method for controlling optical communication, and optical transmitterFUJITSU LTD·Filed 2014·Granted Nov 29, 2016·2 cites·15 claims
- 3268US8565617B2Optical device, optical modulation method, and optical transmitterNISHIHARA MASATO·Filed 2008·Granted Oct 22, 2013·3 cites·23 claims
- 3367US7936993B2Chromatic dispersion compensating apparatusFUJITSU LTD·Filed 2009·Granted May 3, 2011·2 cites·11 claims
- 3464US9973276B2Optical receiving device and method for controlling dispersion compensation amountFUJITSU LTD·Filed 2017·Granted May 15, 2018·1 cites·12 claims
- 3564US9509406B2Optical transmitter, optical receiver, optical transmission system, optical transmitting method, optical receiving method and optical transmission methodFUJITSU LTD·Filed 2014·Granted Nov 29, 2016·1 cites·14 claims
- 3663US10027408B2Multi-carrier optical transmission system, optical transmitter, and optical receiverFUJITSU LTD·Filed 2016·Granted Jul 17, 2018·1 cites·11 claims
- 3763US9768879B2Device and method for transmitting multicarrier signalsFUJITSU LTD·Filed 2015·Granted Sep 19, 2017·1 cites·8 claims
- 3859US8705981B2Driver circuit of optical modulatorTAKAHARA TOMOO·Filed 2008·Granted Apr 22, 2014·1 cites·8 claims
- 3958US10864590B2Soldering apparatusHAKKO CORP·Filed 2018·Granted Dec 15, 2020·0 cites·8 claims
- 4057US11273510B2Soldering apparatus and method for creating programHAKKO CORP·Filed 2018·Granted Mar 15, 2022·0 cites·11 claims
- 4157US7903983B2Optical receiver and control method for optical receiverFUJITSU LTD·Filed 2008·Granted Mar 8, 2011·1 cites·10 claims
- 4257US7146107B2Method and apparatus for adjusting filter deviceFUJITSU LTD·Filed 2003·Granted Dec 5, 2006·4 cites·22 claims
- 4356US10864589B2Melting tool controllerHAKKO CORP·Filed 2018·Granted Dec 15, 2020·0 cites·15 claims
- 4455US8466719B2Frequency doubler, signal generator, optical transmitter, and optical communication apparatusTAKAHARA TOMOO·Filed 2009·Granted Jun 18, 2013·2 cites·10 claims
- 4554US7466920B2Chromatic dispersion compensating apparatusFUJITSU LTD·Filed 2003·Granted Dec 16, 2008·2 cites·8 claims
- 4653US7751706B2Chromatic dispersion compensating apparatusFUJITSU LTD·Filed 2008·Granted Jul 6, 2010·0 cites·2 claims
- 4752US10547390B2Optical transmission device, optical transmission system, and allocation methodFUJITSU LTD·Filed 2018·Granted Jan 28, 2020·0 cites·6 claims
- 4852US9184867B2Transmission control device, transmission system, and transmission methodFUJITSU LTD·Filed 2013·Granted Nov 10, 2015·0 cites·13 claims
- 4947US11577334B2Soldering apparatus, computer-readable medium, and soldering methodHAKKO CORP·Filed 2018·Granted Feb 14, 2023·0 cites·16 claims
- 5047US10027422B2Optical signal receiving device and method of receiving an optical signalFUJITSU LTD·Filed 2017·Granted Jul 17, 2018·0 cites·16 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →