Invention Grant
- Patent Title: Optical element, optical element device and optical element control system
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Application No.: US15938859Application Date: 2018-03-28
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Publication No.: US10895672B2Publication Date: 2021-01-19
- Inventor: Akihito Kagotani , Soko Koda
- Applicant: TOPPAN PRINTING CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee: TOPPAN PRINTING CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: JP2015-204744 20151016
- Main IPC: G02B5/18
- IPC: G02B5/18 ; G02B5/32 ; G02B27/22 ; G09F19/14 ; G03B21/62 ; G02B30/00 ; G02B30/26
Abstract:
The optical element has transmissivity in a first direction, and includes a plurality of first members each having a first surface that forms an element of first information. The first surface faces a second direction orthogonal to the first direction.
Public/Granted literature
- US20180217307A1 OPTICAL ELEMENT, OPTICAL ELEMENT DEVICE AND OPTICAL ELEMENT CONTROL SYSTEM Public/Granted day:2018-08-02
Information query
