Company dossier: Nippon Telegraph and Telephone Corporation
To save a PDF, use the print command of your browser: the page has a print layout without the site navigation.
Public facts the portal stores about this organisation, one section per topic. Every fact names its source and the date it was read or recorded; the sources stay authoritative. A section the portal holds no fact for says so: it does not mean there is nothing. Information only, not investment advice and not a due-diligence report.
Demonstration feature, approved by the portal owner on 28 October 2026 to show functionality. It is not reviewed or endorsed by IE Legal or the European Commission.
- Organisation type
- Private company
- Country
- Japan
- Dossier built
- 2026-11-04
- Organisation profile stored
- 2026-11-02
- Organisation page
- /quantum-europe/nippon-telegraph-and-telephone-corporation
Identity and registration
Not yet known from our sources.
Ownership and control
Not yet known from our sources.
Products and capabilities
Not yet known from our sources.
Documented supply-chain role
Not yet known from our sources.
EU funding and projects
- 2 EU-funded quantum projects in CORDIS name this organisation as a participant (start years 2022 to 2025). Source: CORDIS (European Commission), reused under Commission Decision 2011/833/EU; 2026-10-16.
- Projects by technology pillar: Quantum computing and simulation: 1; Quantum-safe-security: 1. Source: CORDIS (European Commission), reused under Commission Decision 2011/833/EU; 2026-10-16.
Other EU and national funding
Shown to signed-in members only, as on the organisation page; not part of this copy.
Funding rounds
Not yet known from our sources.
Patents
- 59 quantum patent families with applicant "Nippon Telegraph and Telephone Corporation" (CPC groups G06N 10, H04L 9/0852 and H04B 10/70). Source: European Patent Office, Open Patent Services; 2026-10-23.
- Patent family WO2025126405A1, published 2025-06-19: QUANTUM COMPUTING DEVICE. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2025120711A1, published 2025-06-12: QUANTUM COMPUTING DEVICE, QUANTUM COMPUTING METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2025062504A1, published 2025-03-27: QUANTUM COMPUTING DEVICE, QUANTUM COMPUTING METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2025004227A1, published 2025-01-02: COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2024218909A1, published 2024-10-24: QUANTUM COMPUTING SYSTEM, QUANTUM COMPUTING DEVICE, QUANTUM COMPUTING METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2024195087A1, published 2024-09-26: QUANTUM COMPUTING DELEGATION SYSTEM, CLIENT, QUANTUM COMPUTING DELEGATION METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2024185146A1, published 2024-09-12: KEY PROVISION SYSTEM, METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2024185144A1, published 2024-09-12: COMMUNICATION SYSTEM, COMMUNICATION DEVICE, METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2024150427A1, published 2024-07-18: QUANTUM COMPUTING DEVICE, QUANTUM COMPUTING METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
- Patent family WO2024095451A1, published 2024-05-10: COMMUNICATION SYSTEM, COMMUNICATION DEVICE, METHOD, AND PROGRAM. Source: European Patent Office, Open Patent Services (Espacenet); 2026-10-23.
Partners in EU projects
Shown to signed-in members only, as on the organisation page; not part of this copy.
Public tenders as buyer
Not yet known from our sources.
Technology families
Not yet known from our sources.
Not yet known from our sources
Sections without a fact in the portal’s sources: Identity and registration; Ownership and control; Products and capabilities; Documented supply-chain role; Other EU and national funding; Funding rounds; Partners in EU projects; Public tenders as buyer; Technology families.
Restricted due-diligence flags and signals are never part of this dossier; they stay on the organisation page for the roles allowed to see them.