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:
Feb. 14, 2012
Filed:
Mar. 14, 2011
Hiroyuki Yokoyama, Miyagi, JP;
Shunsuke Kono, Miyagi, JP;
Tomoyuki Oki, Miyagi, JP;
Masao Ikeda, Kanagawa, JP;
Takao Miyajima, Kanagawa, JP;
Hideki Watanabe, Kanagawa, JP;
Hiroyuki Yokoyama, Miyagi, JP;
Shunsuke Kono, Miyagi, JP;
Tomoyuki Oki, Miyagi, JP;
Masao Ikeda, Kanagawa, JP;
Takao Miyajima, Kanagawa, JP;
Hideki Watanabe, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Tohoku University, Miyagi, JP;
Abstract
An ultrashort pulse/ultra-high power laser diode with a simple structure and configuration. The laser diode can be driven by a pulse current which is 10 or more times higher than a threshold current value. The width of the pulse current is preferably 10 nanoseconds or less, and the value of the pulse current is specifically 0.4 amperes or over.