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:
Nov. 21, 2000
Filed:
Sep. 21, 1999
Liyuan Han, Yamatotakada, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A photovoltaic cell has a structure including a first electrode layer, a first photovoltaic layer, an electrically conductive layer, a second photovoltaic layer and a second electrode layer that are successively laminated, wherein the first photovoltaic layer is a semiconductor film containing a first colorant, the second photovoltaic layer is a semiconductor film containing a second colorant, the first colorant and the second colorant being different from each other, so that the first photovoltaic layer and the second photovoltaic layer have different photocurrent action spectra.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile