Patent Assignment
Reel/Frame 005428/0747
Assignment of Assignors Interest.
Recorded: 1990-09-07
Pages: 3
Assignors
LOGAN, JOSEPH S.
Executed: 1990-08-30
RUCKEL, RAYMOND R.
Executed: 1990-08-31
TOMPKINS, ROBERT E.
Executed: 1990-09-04
WESTERFIELD, ROBERT P. JR.
Executed: 1990-08-31
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION, A CORP OF NY
ARMONK, NEW YORK, 10504
Covered Property
(1)
Electrostatic Chuck Having Tapered Electrodes
Patent:
5,055,964 →
Application:
07/579,439 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.