Invention Grant
- Patent Title: Optical device having EO polymer core and specially-polymerized clad
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Application No.: US16367726Application Date: 2019-03-28
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Publication No.: US10598849B2Publication Date: 2020-03-24
- Inventor: Shingo Takano , Yuki Kugimoto , Yoshizumi Ishikawa
- Applicant: Sumitomo Osaka Cement Co., Ltd.
- Applicant Address: JP Tokyo
- Assignee: SUMITOMO OSAKA CEMENT CO., LTD.
- Current Assignee: SUMITOMO OSAKA CEMENT CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: IpHorgan Ltd.
- Priority: JP2018-065354 20180329
- Main IPC: G02B6/02
- IPC: G02B6/02 ; G02B6/122 ; G02F1/00 ; G02F1/065 ; G02B6/12
Abstract:
An optical device including a core layer that includes an EO polymer, and clad layers that are disposed on and beneath the core layer, in which a polymer polymerized in a composition containing a reactive ionic liquid is used in the clad layers.
Public/Granted literature
- US20190302355A1 OPTICAL DEVICE Public/Granted day:2019-10-03
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