IP Library Assignment 061781/0909
Patent Assignment
Reel/Frame 061781/0909

Assignment of Assignor's Interest

Recorded: 2022-11-15 Pages: 6
Assignors
MATSUBAYASHI, MASARU
Executed: 2020-07-30
KOYAMA, TAKUMA
Executed: 2020-08-03
OKANO, YASUSHI
Executed: 2020-09-02
TANAKA, MASASHI
Executed: 2021-03-04
Assignee
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
5-1, OTEMACHI 1-CHOME, CHIYODA-KU, TOKYO, 1008116, JAPAN
Covered Property (1)
Authentication Apparatus, Authentication Method and Program for Generating a Challenge in Accordance with a State of Challenge-Response Authentication with a Client Terminal
Application: 17/925,555 →
Publication: US 2023/0205863
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Oct 22, 2025
From: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
To: NTT, INC.
Reel/Frame 073184/0535 →