Patent Assignment
Reel/Frame 013021/0319
Assignment of Assignor's Interest
Recorded: 2002-06-19
Pages: 2
Assignor
TANAKA, YUKIO
Executed: 2002-05-22
Assignee
SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
398, HASE, ATSUGI-SHI, KANAGAWA-KEN 243-0036, JAPAN
Covered Property
(1)
D/A Converter Having Capacitances, Tone Voltage Lines, First Switches, Second Switches and Third Switches
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.