Inventor · disambiguated record
Tatsuya Kawasumi
Also filed as: KAWASUMI TATSUYA
3 granted patents·5 pending applications·10 citations·filing 2001–2017
56Inventor score
Top patents by PatentIndex Score
8 records- 0159US7113709B2Redundant WDM transmission system optical receiver with reduced variable optical attenuators and/or variable dispersion compensation modulesFUJITSU LTD·Filed 2004·Granted Sep 26, 2006·10 cites·9 claims
- 0244US8203958B2Frame counter correction apparatus, opposing apparatus, and frame counter correction methodTAKEYOSHI HARUYUKI·Filed 2009·Granted Jun 19, 2012·0 cites·7 claims
- 0335US9935820B2Transmitter and transmission systemFUJITSU LTD·Filed 2015·Granted Apr 3, 2018·0 cites·9 claims
- 0435US2015171990A1Transmission device, transmission system, and transmission methodFUJITSU LTD·Filed 2014·Application pending·0 cites
- 0534US2017277232A1Information processing apparatus, method for detecting air intake fault, and storage mediumFUJITSU LTD·Filed 2017·Application pending·0 cites
- 0634US2006209726A1Information network control method and telecommunication nodeFUJITSU LTD·Filed 2006·Application pending·0 cites
- 0734US2002122441A1Synchronous digital multiplex transmission method and transmission apparatusFiled 2001·Application pending·0 cites
- 0834US2016315839A1Transmission method, transmission system, and transmission deviceFUJITSU LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →