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:
Jan. 17, 2012
Filed:
May. 27, 2008
Tomoyuki Oike, Yokohama, JP;
Tatsuya Iwasaki, Machida, JP;
Tomoyuki Oike, Yokohama, JP;
Tatsuya Iwasaki, Machida, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided are a compound semiconductor film which is manufactured at a low temperature and exhibits excellent p-type conductivity, and a light emitting film in which the compound semiconductor film and a light emitting material are laminated and with which high-intensity light emission can be realized. The compound semiconductor film has a composition represented by a Cu—Zn—IV—Stype, in which the IV is at least one of Ge and Si. The light emitting film includes the light emitting material and the compound semiconductor film laminated on a substrate in the stated order.