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. 18, 2012
Filed:
Jun. 30, 2010
Yoji Maejima, Otsu, JP;
Masanori Hino, Osaka, JP;
Yoji Maejima, Otsu, JP;
Masanori Hino, Osaka, JP;
Hokuyo Automatic Co., Ltd., Osaka, JP;
Abstract
An optical data transmission apparatus is provided, in which a first communication unitand a second communication unitarranged to freely move relatively to each other each include an optical signal transmission unit having a laser diodefor emitting single-mode light, a multi-mode optical fiberfor guiding a single-mode optical signal output from the laser diode, converting the single-mode optical signal into a multi-mode optical signal, and outputting the multi-mode optical signal, an optical lensfor forming the optical signal output from the multi-mode optical fiberinto parallel light, and a first polarization element for passing the optical signal polarized in a predetermined direction out of optical signals output from the optical lens
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile