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:
Feb. 17, 1987
Filed:
Jun. 07, 1985
Applicant:
Inventor:
A John Appleby, Mountain View, CA (US);
Assignee:
Electric Power Research Institute, Inc., Palo Alto, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; C25B / ;
U.S. Cl.
CPC ...
204242 ; 204129 ; 204278 ; 204D / ; 136249 ; 429111 ;
Abstract
A photocell device for evolving hydrogen and oxygen from water using solar radiation is formed with a plurality of p-n junctions. A transparent ohmic window is disposed at the p-n junctions to avoid lattice mismatch and to provide maximized equal current densities in each layer of the plurality of p-n cells.