Inventor · disambiguated record
Shimpei Shimizu
Also filed as: SHIMIZU SHIMPEI
3 granted patents·9 pending applications·0 citations·filing 2019–2022
39Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE12
Top patents by PatentIndex Score
12 records- 0157US2025174961A1Optical amplifier and optical amplification methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0250US11716144B2Optical transmitting system and optical transmitting methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 1, 2023·0 cites·5 claims
- 0349US2025306076A1Measurement apparatus, measurement compensation apparatus and measurement methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0446US11929784B2Wavelength dispersion compensation apparatus and wavelength dispersion compensation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Mar 12, 2024·0 cites·7 claims
- 0546US2024413922A1Optical transmission system, transmitter, and control methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0645US2025219733A1Optical transmission system, optical transmission method, and relay amplifierNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0744US2025047382A1Optical transmission system, optical transmission method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0844US2024259095A1Waveguide estimation apparatus, waveguide estimation method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0944US2024248369A1Optical amplification apparatus and optical amplification methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1043US2024388376A1Signal detection device, signal detection method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1142US11742950B2Wavelength dispersion amount calculation apparatus and wavelength dispersion amount calculation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 29, 2023·0 cites·6 claims
- 1242US2025085608A1Transmission system, apparatus, transmission method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →