Patent Assignment
Reel/Frame 012711/0224
Assignment of Assignor's Interest
Recorded: 2002-03-19
Pages: 2
Assignee
CANON KABUSHIKI KAISHA
OHTA-KU, 30-2, SHIMOMARUKO 3-CHOME, TOKYO, JAPAN
Covered Property
(1)
Method of Manufacturing Diffractive Optical Element