Inventor · disambiguated record
Noboru Takachio
Also filed as: TAKACHIO NOBORU
14 granted patents·302 citations·filing 1997–2006
94Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE14
Top patents by PatentIndex Score
14 records- 0194US7106970B2Polarization scrambler and optical network using the sameNIPPON TELEGRAPH & TELEPHONE·Filed 2005·Granted Sep 12, 2006·19 cites·7 claims
- 0290US7433594B2Node apparatus, optical wavelength division multiplexing network, and system switching methodNIPPON TELEGRAPH & TELEPHONE·Filed 2006·Granted Oct 7, 2008·16 cites·6 claims
- 0388US7164861B2Node apparatus, optical wavelength division multiplexing network, and system switching methodNIPPON TELEGRAPH & TELEPHONE·Filed 2001·Granted Jan 16, 2007·29 cites·16 claims
- 0488US6359724B1Light generation method and light sourceNIPPON TELEGRAPH & TELEPHONE·Filed 2000·Granted Mar 19, 2002·29 cites·46 claims
- 0587US6959152B2Polarization scrambler and optical network using the sameNIPPON TELEGRAPH & TELEPHONE·Filed 2003·Granted Oct 25, 2005·30 cites·42 claims
- 0687US6678087B1Optical amplifier and optical fiber communication system using the amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 2000·Granted Jan 13, 2004·28 cites·41 claims
- 0784US7127168B2Multi-wavelength optical modulation circuit and wavelength-division multiplexed optical signal transmitterNIPPON TELEGRAPH & TELEPHONE·Filed 2002·Granted Oct 24, 2006·31 cites·32 claims
- 0880US7031614B2Polarization scrambler and optical network using the sameNIPPON TELEGRAPH & TELEPHONE·Filed 2005·Granted Apr 18, 2006·7 cites·5 claims
- 0979US5937117AOptical cross-connect systemNIPPON TELEGRAPH & TELEPHONE·Filed 1997·Granted Aug 10, 1999·64 cites·10 claims
- 1076US6744546B2Multilevel light-intensity modulating circuitNIPPON TELEGRAPH & TELEPHONE·Filed 2002·Granted Jun 1, 2004·17 cites·13 claims
- 1171US6469826B1Optical amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 2000·Granted Oct 22, 2002·11 cites·4 claims
- 1261US7206510B2Ring network using multi-wavelength generatorNIPPON TELEGRAPH & TELEPHONE·Filed 2002·Granted Apr 17, 2007·5 cites·53 claims
- 1352US6583924B2Optical amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 2002·Granted Jun 24, 2003·2 cites·12 claims
- 1446US6545780B1Wavelength allocation method, a transmission equipment and receiving equipment using this method and a wavelength division multiplex transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 1999·Granted Apr 8, 2003·14 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →