IP Library Assignment 025301/0235
Patent Assignment
Reel/Frame 025301/0235

Assignment of Assignor's Interest

Recorded: 2010-11-04 Pages: 3
Assignor
MATSUSHIMA, KENICHI
Executed: 2010-09-08
Assignee
SEIKO INSTRUMENTS INC.
8, NAKASE 1-CHOME, MIHAMA-KU, CHIBA-SHI, CHIBA, 261-8507, JAPAN
Covered Property (1)
Proximity Detection Device and Proximity Detection Method
Application: 12/735,786 →
Publication: US 2011/0043478
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 4, 2015
From: SEIKO INSTRUMENTS INC
To: RPX CORPORATION
Reel/Frame 035788/0001 →