Patent Assignment
Reel/Frame 055592/0340
Merger
Recorded: 2021-03-15
Pages: 11
Assignor
ABB AUTOMATION INC.
Executed: 2001-11-08
Assignee
ABB INC.
305 GREGSON DRIVE, CARY, NORTH CAROLINA, 27511
Covered Property
(1)
Methods and Apparatus for Differential Current Measurement in a Three-Phase Power System
Patent:
6,507,184 →
Application:
09/819,451 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.