Patent Assignment
Reel/Frame 026930/0456
Assignment of Assignor's Interest
Recorded: 2011-09-20
Pages: 3
Assignor
USHIGOME, REONA
Executed: 2011-05-23
Assignee
CANON KABUSHIKI KAISHA
30-2, SHIMOMARUKO 3-CHOME, OHTA-KU, TOKYO, 146-8501, JAPAN
Covered Property
(1)
Diffractive Optical Element Having a Reflective Member Disposed Between Different Grating Wall Surfaces Thereof, and Optical System and Optical Apparatus Having the Diffractive Optical Element