IP Library › Assignment 013620/0476
Patent Assignment
Reel/Frame 013620/0476

Assignment of Assignor's Interest

Recorded: 2002-12-30 Pages: 2
Assignors
CHAO, CHING-CHUAN
Executed: 2002-12-13
CHEN, PING-HUNG
Executed: 2002-12-13
HSU, CHUNG-WEN
Executed: 2002-12-13
Assignee
AIPTEK INTERNATIONAL INC.
3F, NO. 5-1, INNOVATION RD. 1, SCIENCE-BASED INDUSTRIAL PARK, HSIN-CHU, R.O.C., TAIWAN
Covered Property (1)
Electromagnetic Induction Pen-Like Device with Writing Function
Patent: 6,999,067 →
Application: 10/330,056 →
Publication: US 2004/0125089
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 19, 2006
From: AIPTEK INTERNATIONAL INC.
To: WALTOP INTERNATIONAL CORP.
Reel/Frame 017802/0368 →
Assignment of Assignor's Interest Mar 20, 2015
From: WALTOP INTERNATIONAL CORPORATION
To: WACOM CO., LTD.
Reel/Frame 035236/0409 →