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:
Jul. 18, 1995
Filed:
Oct. 08, 1992
Applicant:
Inventor:
Gianfranco Cirri, Florence, IT;
Assignee:
Proel Tecnologie S.p.A., Florence, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05H / ;
U.S. Cl.
CPC ...
3133621 ; 3133591 ; 31323131 ; 3131 / ; 31511121 ; 31511181 ;
Abstract
In a device for ion generation, the ionization chamber is characterized by walls coated with a material with a high coefficient of secondary emission, such as a suitable glass; this enables the energy yield and mass yield of the device to be improved with respect to known techniques. (FIG. 2)