Inventor · disambiguated record
Takeo Osaka
Also filed as: OSAKA TAKEO
7 granted patents·47 citations·filing 1996–2012
83Inventor score
Top patents by PatentIndex Score
7 records- 0166US9037002B2Pre-emphasis control method and optical transmission systemTANAKA JYUNJI·Filed 2011·Granted May 19, 2015·4 cites·3 claims
- 0265US7146100B2Repeater and Raman amplification repeating systemFUJITSU LTD·Filed 2003·Granted Dec 5, 2006·10 cites·14 claims
- 0355US6816683B2Wavelength division multiplexing communications network supervisory systemFUJITSU LTD·Filed 2002·Granted Nov 9, 2004·3 cites·6 claims
- 0454US6452701B1Wavelength division multiplexing communications network supervisory systemFUJITSU LTD·Filed 1998·Granted Sep 17, 2002·20 cites·35 claims
- 0551US9184864B2Optical transmission system, optical transmitting apparatus, and optical receiving apparatusOSAKA TAKEO·Filed 2012·Granted Nov 10, 2015·1 cites·18 claims
- 0633US6301032B1Optical multiplexing/demultiplexing deviceFUJITSU LTD·Filed 1998·Granted Oct 9, 2001·5 cites·10 claims
- 0728US5768011AOptical amplifying repeaterFUJITSU LTD·Filed 1996·Granted Jun 16, 1998·4 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Takeo Osaka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →