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:
Sep. 21, 1999
Filed:
Sep. 24, 1997
Applicant:
Inventors:
Hidemi Matsuda, Fukaya, JP;
Takeo Itou, Kumagaya, JP;
Makoto Onodera, Hyogo-ken, JP;
Yoshinori Takahashi, Fukaya, JP;
Norihisa Nakao, Fukaya, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; G03C / ;
U.S. Cl.
CPC ...
430 25 ; 430-7 ; 430 24 ; 430 26 ; 430 29 ; 427 64 ; 427 68 ; 427 71 ;
Abstract
There is disclosed a display screen obtained such that a first pigment layer and a resist layer are exposed and developed, then a second pigment layer is formed on the photoresist pattern, and the resultant structure is coated with a resist decomposition agent to remove the photoresist pattern and the second pigment layer formed on the photoresist pattern.