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. 21, 2007
Filed:
Jan. 23, 2006
Shunichi Sato, Miyagi, JP;
Takashi Takahashi, Miyagi, JP;
Naoto Jikutani, Kanagawa, JP;
Morimasa Kaminishi, Miyagi, JP;
Akihiro Itoh, Miyagi, JP;
Shunichi Sato, Miyagi, JP;
Takashi Takahashi, Miyagi, JP;
Naoto Jikutani, Kanagawa, JP;
Morimasa Kaminishi, Miyagi, JP;
Akihiro Itoh, Miyagi, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A vertical-cavity, surface-emission-type laser diode includes an optical cavity formed of an active region sandwiched by upper and lower reflectors, wherein the lower reflector is formed of a distributed Bragg reflector and a non-optical recombination elimination layer is provided between an active layer in the active region and the lower reflector.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile