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:
Aug. 24, 2010
Filed:
Sep. 08, 2008
Kenji Tamamori, Ebina, JP;
Shinan Wang, Kashiwa, JP;
Kenji Tamamori, Ebina, JP;
Shinan Wang, Kashiwa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided are a laser apparatus into which a large current can be injected and a production method which enables easy production of the apparatus. A laser apparatus includes a light-emitting region on a substrate, and a periodic refractive index structure containing an i-type material provided at a periphery of the light-emitting region. Another laser apparatus includes a light-emitting region between a first electrode and a second electrode on a substrate, wherein at least one of the first and the second electrodes includes a periodic refractive index structure.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile