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:
Nov. 22, 1983
Filed:
Oct. 02, 1981
Applicant:
Inventors:
Yoshimi Kamijo, Furukawa, JP;
Kazuhiko Kawachi, Furukawa, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
313502 ; 313503 ;
Abstract
At least either of a luminescent layer and an insulating layer in an electroluminescent cell is made of the copolymer between vinylidene fluoride and propylene hexafluoride. In producing the electroluminescent cell, the luminescent layer is formed by applying a phosphorescent paste on a transparent electrode and heat-treating it, and the insulating layer is formed by applying an insulating paste on the luminescent layer and heat-treating it.
Kamijo, Yoshimi. (1983). Electroluminescent cell and method of producing the same (U.S. Patent No. 4417174). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4417174
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile