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:
Oct. 12, 1999
Filed:
Nov. 13, 1996
Applicant:
Inventors:
Hitoshi Sannomiya, Osaka, JP;
Hiroshi Kumada, Tenri, JP;
Minoru Murakami, Tenri, JP;
Takashi Tomita, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
136256 ;
Abstract
A substrate for a solar cell has a first surface with minute unevenness formed by spraying abrasive grains with a count of #2000 or higher, on which a layered structure for photoelectric transfer is to be formed, wherein the unevenness on the first surface of the substrate has a difference in height between convex portions and concave portions of around 0.1 to 0.5 .mu.m.