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. 12, 1980
Filed:
Sep. 29, 1978
Applicant:
Inventors:
Katsuo Nishimura, Tokorozawa, JP;
Takanori Nanya, Tokorozawa, JP;
Assignee:
Citizen Watch Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
350357 ; 29570 ; 29578 ; 29580 ; 156655 ; 1566591 ; 156667 ; 427109 ; 427126 ; 430313 ;
Abstract
In a liquid type display cell wherein a liquid crystal or an electrochromic substance is poured into the space between a pair of substrates through a pouring port of a spacer ring, the pouring port is sealed by an inorganic substance such as solder. Where the cell is provided with display electrodes and electrochromic layers on the electrodes, the display electrodes and the electrochromic layers are etched in one step to have the same pattern.