Patent Assignment
Reel/Frame 059325/0845
Assignment of Assignor's Interest
Recorded: 2022-03-21
Pages: 3
Assignee
SUMITOMO OSAKA CEMENT CO., LTD.
6-28, ROKUBANCHO, CHIYODA-KU, TOKYO, 102-8465, JAPAN
Covered Property
(1)
Optical Waveguide Device, Optical Modulator, Optical Modulation Module, and Optical Transmission Apparatus