Patent Assignment
Reel/Frame 012239/0324
Assignment of Assignor's Interest
Recorded: 2001-10-05
Received: 2001-10-16
Pages: 2
Assignee
KABUSHIKI KAISHA SANKYO SEIKI SEISAKUSHO
5329, SHIMOSUWA-MACHI, SUWA-GUN, NAGANO, JPX, JAPAN
Covered Property
(1)
Diffraction Element and Optical Pickup Device
Application:
09/970,697 →