Inventor · disambiguated record
Tsuyoshi Ohigawa
Also filed as: OHIGAWA TSUYOSHI
3 granted patents·1 pending application·6 citations·filing 2006–2017
57Inventor score
Files withFUJITSU LTD4
Top patents by PatentIndex Score
4 records- 0163US7889988B2Optical transmission apparatusFUJITSU LTD·Filed 2006·Granted Feb 15, 2011·4 cites·5 claims
- 0259US9485014B2Transmission apparatus, transmission system, and failure detection methodFUJITSU LTD·Filed 2013·Granted Nov 1, 2016·2 cites·16 claims
- 0336US9887772B2Transmission device, transmission network system, and path delay measuring methodFUJITSU LTD·Filed 2015·Granted Feb 6, 2018·0 cites·20 claims
- 0434US2017277232A1Information processing apparatus, method for detecting air intake fault, and storage mediumFUJITSU LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →