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.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →