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. 15, 1988
Filed:
Oct. 28, 1986
Gilbert Eschard, Brive La Gaillarde, FR;
U.S. Philips Corporation, New York, NY (US);
Abstract
Electron multiplier plate with controlled multiplication, multiplier element comprising the said plate, multiplier device comprising the said element and application of the said device to a photomultiplier tube. Secondary emission electron multiplier plate (10) of the 'aperture plate' type, comprising multiplier apertures (11), each having an input side (12), an output side (13), and an efficacious multiplier partition (14) having emissive power. Multiplier plate (10) has at least one elementary multiplier pattern (15) comprising a plurality of multiplier apertures, at least the said efficacious multiplier partitions (14a) of the peripheral multiplier apertures (11a) of the pattern (15) being oriented towards the interior of the said pattern.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile