Inventor · disambiguated record
Hiromitsu Sugahara
Also filed as: SUGAHARA HIROMITSU
4 granted patents·5 citations·filing 2009–2011
59Inventor score
Top patents by PatentIndex Score
4 records- 0163US8244123B2System and method for optical transmissionSUGAHARA HIROMITSU·Filed 2009·Granted Aug 14, 2012·5 cites·24 claims
- 0241US8285145B2Modular colorless and directionless multi-degree reconfigurable optical add/drop multiplexer node with in-service upgradeabilityJI PHILIP N·Filed 2010·Granted Oct 9, 2012·0 cites·12 claims
- 0337US8837939B2Wavelength division multiplexing transmission system, optical channel monitor and optical channel monitoring methodSUGAHARA HIROMITSU·Filed 2011·Granted Sep 16, 2014·0 cites·8 claims
- 0430US8638673B2Communication path monitoring method and transmission apparatusSUGAHARA HIROMITSU·Filed 2010·Granted Jan 28, 2014·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →