Inventor
Koki SHIBAHARA
Inventor
JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission42%
H04JMultiplex communication42%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light11%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
PatentTitleYear
12,395,248Signal detector, carrier phase retrieval apparatus, carrier phase retrieval method and carrier phase retrieval program202512,176,952Signal detection apparatus, signal detection method and program202412,034,269Light amplifying relay system202411,888,584Optical transmission system, optical transmission apparatus and optical transmission method202411,888,281Multimode optical amplifier202411,888,522Optical transmission system and optical transmission method202411,770,205Optical signal processing apparatus, optical signal processing method and computer program202311,438,071Optical repeater202211,349,564Crosstalk estimation system2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to NIPPON TELEGRAPH & TELEPHONE (9)· patent assignee history
2022–2025Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON TELEGRAPH & TELEPHONE | 9 | 2022–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 9 | 2022–2025 |