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. 26, 1999
Filed:
Jan. 07, 1999
Applicant:
Inventors:
Osamu Nakamura, Tachikawa, JP;
Shigemi Suzuki, Yokohama, JP;
Assignees:
Casio Computer Co., Ltd., Tokyo, JP;
Stanley Electric Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
M01J / ;
U.S. Cl.
CPC ...
313461 ; 313485 ; 313492 ;
Abstract
A cold-cathode discharge display device which includes a fluorescent tube and electrodes containing R.sub.2 O.sub.3-z, where R is an atom or an atom group of rare earth elements, O is oxygen, and z is 0.0 to 1.0, to perform field emission of electrons and emission of secondary electrons. The electrodes are generated with an electron emitting film containing rare earth elements.
Quick Actions:
Nakamura, Osamu. (1999). Display device with specific electrode structure and composition (U.S. Patent No. 5973449). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5973449
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile