The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 13, 2016
Filed:
Mar. 26, 2014
Sumitomo Osaka Cement Co., Ltd., Chiyoda-ku, Tokyo, JP;
SUMITOMO OSAKA CEMENT CO., LTD., Chiyoda-Ku, Tokyo, JP;
Abstract
Provided is an optical control device including first and second optical waveguides, a first control signal electrode including a first input-side signal electrode, a second control signal electrode including a second input-side signal electrode, an inter-signal-electrode ground electrode, a first ground electrode, and a second ground electrode. The substrate has a first groove that is provided between the first input-side signal electrode and the inter-signal-electrode ground, a second groove that is provided between the first input-side signal electrode and the first ground electrode, a third groove that is provided between the second input-side signal electrode and the inter-signal-electrode ground electrode, and a fourth groove that is provided between the second input-side signal electrode and the second ground electrode.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile