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:
Mar. 11, 1997
Filed:
Apr. 25, 1995
Applicant:
Inventor:
Masahito Asai, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
136255 ; 136244 ; 136256 ; 136261 ; 257463 ; 257465 ; 437-2 ;
Abstract
A solar cell includes a first n.sup.+ type layer formed on the upper surface of a p type silicon substrate, a p type layer formed on the back surface of the substrate and having a dopant impurity concentration higher than that of the substrate, and a second n type layer formed at least on the edge face of the substrate so as to connect the first n type layer and the p type layer. The second n type layer has an impurity concentration lower than that of the first n.sup.+ layer proximate the region in contact with the p type layer.
Quick Actions:
Asai, Masahito. (1997). Solar cell and a method of manufacturing thereof (U.S. Patent No. 5609694). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5609694
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile