IP Library Assignment 011843/0636
Patent Assignment
Reel/Frame 011843/0636

Assignment of Assignor's Interest

Recorded: 2001-05-30 Pages: 3
Assignors
OKAYAMA, HIDEAKI
Executed: 2001-03-09
KAKINUMA, TAKAYUKI
Executed: 2001-03-12
MORI, HARUO
Executed: 2001-03-14
Assignee
OKI ELECTRIC INDUSTRY CO., LTD.
MINATO-KU, 7-12, TORANOMON 1-CHOME, TOKYO, JAPAN
Covered Property (1)
A Large Scale Optical Matrix Switch Unit
Patent: 6,493,481 →
Application: 09/778,858 →
Publication: US 2001/0024541
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 5, 2012
From: OKI ELECTRIC INDUSTRY CO., LTD.
To: CHAIPARA PTE., L.L.C.
Reel/Frame 028316/0245 →
Merger Jan 4, 2016
From: CHAIPARA PTE., L.L.C.
To: CHEMTRON RESEARCH LLC
Reel/Frame 037404/0258 →