Patent Assignment
Reel/Frame 035720/0488
Assignment of Assignor's Interest
Recorded: 2015-05-27
Pages: 4
Assignor
HITACHI, LTD.
Executed: 2015-05-11
Assignee
HITACHI INFORMATION & TELECOMMUNICATION ENGINEERING, LTD.
2-3-3 MINATO MIRAI, NISHI-KU, YOKOHAMA-SHI, KANAGAWA-KEN, 220-6122, JAPAN
Covered Properties
(6)
Telephone Terminal Having Multiple Handsets
Patent:
5,754,642 →
Application:
08/842,820 →
Button Telephone Equipment for Display of Calling Pulseline Number
Patent:
5,946,382 →
Application:
08/927,681 →
Exchange Equipment
Communication System for Controlling a Call Portion
Ip Telephone System
Telephone Number Management Equipment and Telephone Number Conversion Method