IP Library Assignment 057698/0891
Patent Assignment
Reel/Frame 057698/0891

Assignment of Assignor's Interest

Recorded: 2021-10-05 Pages: 7
Assignors
WATANABE, HIROKI
Executed: 2021-04-30
ISHIDA, TATSURO
Executed: 2021-04-20
OHASHI, SHIGENORI
Executed: 2021-04-21
FUJIMURA, SHIGERU
Executed: 2021-07-13
NAKADAIRA, ATSUSHI
Executed: 2021-04-21
Assignee
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
5-1, OTEMACHI 1-CHOME, CHIYODA-KU, TOKYO, 1008116, JAPAN
Covered Property (1)
Blockchain System, Approval Terminal, User Terminal, History Management Method, and History Management Program
Application: 17/600,874 →
Publication: US 2022/0156733
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Aug 14, 2025
From: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
To: NTT, INC.
Reel/Frame 072468/0951 →