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:
Sep. 04, 1984
Filed:
Apr. 28, 1983
Applicant:
Inventors:
Hiroshi Morita, Kanagawa, JP;
Taketoshi Kato, Tokyo, JP;
Hiroshi Washida, Kanagawa, JP;
Akira Onoe, Tokyo, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
29572 ; 148-15 ; 148188 ; 136256 ; 136261 ; 427 74 ; 427 531 ;
Abstract
A method of making a solar cell has the following steps: (1) Formation of a surface layer including a dopant on a silicon substrate wherein the surface layer has a higher laser absorption index than the silicon substrate. (2) Irradiation by laser of the surface layer to form a junction in the silicon substrate.