IP Library Assignment 015135/0948
Patent Assignment
Reel/Frame 015135/0948

Assignment of Assignor's Interest

Recorded: 2004-03-26 Pages: 3
Assignors
CHAO, CHING-CHUAN
Executed: 2003-01-06
HSU, CHUNG-WEN
Executed: 2003-01-06
Assignee
AIPTEK INTERNATIONAL INC.
NO. 19 INDUSTRY EAST ROAD 4, SCIENCE-BASE PARK, HSINCHU, R.O.C., TAIWAN
Covered Property (1)
Tablet System with Inductive Loops and Cord Less-Battery Less Pointer Apparatus Controlled by Multi-Channel Switches Set and Method for Transmitting and Receiving Its Signal
Patent: 6,909,426 →
Application: 10/378,516 →
Publication: US 2004/0174343
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 3, 2007
From: AIPTEK INTERNATIONAL INC.
To: WALTOP INTERNATIONAL CORP.
Reel/Frame 018731/0953 →
Assignment of Assignor's Interest Mar 20, 2015
From: WALTOP INTERNATIONAL CORPORATION
To: WACOM CO., LTD.
Reel/Frame 035236/0409 →