Inventor · disambiguated record
Takashi Kotanigawa
Also filed as: KOTANIGAWA TAKASHI
6 granted patents·2 citations·filing 2015–2019
65Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE6
Top patents by PatentIndex Score
6 records- 0169US10250348B2Optical transport system and resource optimization methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Apr 2, 2019·2 cites·14 claims
- 0243US11942755B2Optical transmission system and filter penalty reduction methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 26, 2024·0 cites·10 claims
- 0341US11329445B2Optical amplifier, optical transmission system, and optical cable failure part measurement methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 10, 2022·0 cites·18 claims
- 0438US10181921B2Framer and framing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Jan 15, 2019·0 cites·8 claims
- 0534US10230457B2Framer and framing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Mar 12, 2019·0 cites·8 claims
- 0634US10063321B2Framer, optical transmission device, and framing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Aug 28, 2018·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →