Inventor · disambiguated record
Kohki Shibahara
Also filed as: SHIBAHARA KOHKI
7 granted patents·9 citations·filing 2012–2021
75Inventor score
Top patents by PatentIndex Score
7 records- 0184US10985846B2Signal separating apparatus and signal separating methodNIPPON TELEGRAPH & TELEPHONE·Filed 2018·Granted Apr 20, 2021·4 cites·5 claims
- 0277US10536238B2Optical transmission system, optical transmission apparatus, and optical reception apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2017·Granted Jan 14, 2020·3 cites·9 claims
- 0363US9326049B2Multi-flow optical transceiver, multi-flow optical transponder and multi-flow optical nodeYONENAGA KAZUSHIGE·Filed 2012·Granted Apr 26, 2016·2 cites·9 claims
- 0460US11552714B2Signal separating apparatus and signal separating methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Granted Jan 10, 2023·0 cites·7 claims
- 0547US9762982B2Multi-flow optical transceiver, multi-flow optical transponder and multi-flow optical nodeNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Sep 12, 2017·0 cites·18 claims
- 0643US9667350B2Optical receiving device and phase cycle reduction methodNIPPON TELEGRAPH & TELEPHONE·Filed 2014·Granted May 30, 2017·0 cites·15 claims
- 0741US11476635B2Optically amplified repeater system and optical amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 2018·Granted Oct 18, 2022·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →