OPTISCHER EMPFÄNGER UND LICHTEMPFANGSVERFAHREN

European patent · EP4164145 · In force

Register entry

Publication number
EP4164145
Application number
EP20938581
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Jun 5, 2020
Published
Apr 12, 2023
Granted
Dec 10, 2025
Protection ends at the latest
Jun 4, 2040
Next annual fee due
Jun 30, 2026
IPC classes
H04B 10/64 (2013.01)
H04J 14/02 (2006.01)
H04B 10/272 (2013.01)
PCT application
PCT/JP2020/022360 05.06.2020
PCT publication
WO2021/245921 09.12.2021
Filing language
Japanese
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. Oct 21, 2026

    Change

    Published in Swissreg on 21.10.2026

  2. Dec 10, 2025

    Granted

    Specification status
    Non-published patent application → Granted patent
    Status of protective title
    Initiated → Active

    Published in Swissreg on 10.12.2025

Parties

Holder

NTT, Inc.

5-1, Otemachi 1-chome Chiyoda-ku, Tokyo 100-8116, JP

Inventor

FUJIWARA Masamichi

Musashino-shi, Tokyo 180-8585, JP

KANI Junichi

Musashino-shi, Tokyo 180-8585, JP

The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.