Inventor · disambiguated record
Ryo Koma
Also filed as: KOMA RYO
2 granted patents·9 pending applications·0 citations·filing 2020–2022
22Inventor score
Top patents by PatentIndex Score
11 records- 0149US12483348B2Optical communication device, optical access system and optical communication methodNTT INC·Filed 2020·Granted Nov 25, 2025·0 cites·9 claims
- 0247US2025317200A1Code error rate estimation apparatus and code error rate estimation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0346US2025300741A1Transmitting apparatus and signal generation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0446US2025088278A1Optical amplifier placement method, optical amplifier placement support apparatus and relay apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0546US2025300740A1Optical transmission device, optical communication system and optical transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0645US2025211880A1Signal transmission system and signal transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0745US2025055568A1Signal strength flattening method and relay nodeNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0843US2025096902A1Optical transmitting apparatus, optical transmission system and optical transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0942US12500672B2Optical receiving apparatus and frequency offset compensation methodNTT INC·Filed 2021·Granted Dec 16, 2025·0 cites·7 claims
- 1040US2024187092A1Optical access system and monitoring methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1139US2025088777A1Optical access system and monitoring methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →