Inventor · disambiguated record
Takahide Sakamoto
Also filed as: SAKAMOTO TAKAHIDE
25 granted patents·1 pending application·225 citations·filing 1979–2018
95Inventor score
Top patents by PatentIndex Score
26 records- 0197US4673877AZirconium liner thickness measuring method and an apparatus therefor for a zirconium alloy tubeSUMITOMO METAL IND·Filed 1983·Granted Jun 16, 1987·62 cites·12 claims
- 0289US7957652B2Optical FSK/SSB modulator having intensity balance functionNAT INST INF & COMM TECH·Filed 2006·Granted Jun 7, 2011·17 cites·11 claims
- 0389US7957653B2Phase control optical FSK modulatorNAT INST INF & COMM TECH·Filed 2006·Granted Jun 7, 2011·17 cites·13 claims
- 0487US7853153B2Fourth harmonic generating system using optical double side-band suppressed carrier modulatorNAT INST INF & COMM TECH·Filed 2006·Granted Dec 14, 2010·14 cites·7 claims
- 0587US7711215B2Optical amplitude modulation system capable of cancelling high order componentNAT INST INF & COMM TECH·Filed 2006·Granted May 4, 2010·10 cites·14 claims
- 0684US8023775B2Super flat optical frequency comb signal generatorNAT INST INF & COMM TECH·Filed 2006·Granted Sep 20, 2011·8 cites·6 claims
- 0784US7936996B2Automatic adjusting system of frequency shift keying modulatorNAT INST INF & COMM TECH·Filed 2006·Granted May 3, 2011·8 cites·6 claims
- 0884US7425696B2Photoelectric oscillatorNAT INST INF & COMM TECH·Filed 2005·Granted Sep 16, 2008·8 cites·13 claims
- 0981US10514587B2Interval control-type optical combNAT INST INF & COMM TECH·Filed 2017·Granted Dec 24, 2019·2 cites·6 claims
- 1077US8270780B2Optical switch system using optical interferenceKAWANISHI TETSUYA·Filed 2006·Granted Sep 18, 2012·5 cites·13 claims
- 1176US4641092ARotary probe apparatus for detecting flaws in a test objectSUMITOMO METAL IND·Filed 1983·Granted Feb 3, 1987·31 cites·20 claims
- 1274US4318439AHot steel cutting apparatusSUMITOMO METAL IND·Filed 1979·Granted Mar 9, 1982·24 cites·2 claims
- 1372US7864330B2Method and device for calibrating a light intensity measurement deviceNAT INST INF & COMM TECH·Filed 2006·Granted Jan 4, 2011·6 cites·4 claims
- 1470US8676060B2Quadrature amplitude modulation signal generating deviceKAWANISHI TETSUYA·Filed 2008·Granted Mar 18, 2014·5 cites·4 claims
- 1568US7986452B2High-speed multiplied signal generating method and deviceNAT INST INF & COMM TECH·Filed 2006·Granted Jul 26, 2011·2 cites·4 claims
- 1657US8472107B2High-speed multiplied signal generating method and deviceKAWANISHI TETSUYA·Filed 2011·Granted Jun 25, 2013·0 cites·4 claims
- 1748US2011097029A1Super Flat Optical Frequency Comb Signal GeneratorNAT INST INF & COMM TECH·Filed 2009·Application pending·0 cites
- 1847US10911153B2High-speed photodetector arrayNAT INST INF & COMM TECH·Filed 2018·Granted Feb 2, 2021·0 cites·4 claims
- 1947US10090918B2Collective acquisition-type photodetection device and photodetection method having a time delay adjustment unit wherein each time-adjusted optical signal train is photomixed with an optical frequency comb at different timings in a photomixerNAT INST INF & COMM TECH·Filed 2015·Granted Oct 2, 2018·0 cites·5 claims
- 2046US7660030B2Reciprocating optical modulation systemNAT INST INF & COMM TECH·Filed 2006·Granted Feb 9, 2010·0 cites·5 claims
- 2145US10944481B2Coherent samplingNAT INST INF & COMM TECH·Filed 2017·Granted Mar 9, 2021·0 cites·6 claims
- 2245US8682177B2Super high speed optical frequency sweeping technologyKAWANISHI TETSUYA·Filed 2006·Granted Mar 25, 2014·0 cites·26 claims
- 2343US9954615B2Optical up/down conversion-type optical phase conjugate pair signal transmission/reception circuitNAT INST INF & COMM TECH·Filed 2015·Granted Apr 24, 2018·0 cites·4 claims
- 2442US7991298B2DSB-SC modulation system capable of erasing carrier and secondary componentNAT INST INF & COMM TECH·Filed 2006·Granted Aug 2, 2011·0 cites·10 claims
- 2537US4336923ASteel surface inspection apparatusSUMITOMO METAL IND·Filed 1979·Granted Jun 29, 1982·4 cites·2 claims
- 2633US4337099AMethod and apparatus for conditioning of steel surfaceSUMITOMO METAL IND·Filed 1979·Granted Jun 29, 1982·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →