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:
Jul. 14, 1992
Filed:
Jun. 04, 1990
Applicant:
Inventors:
Minoru Kohara, Kyoto, JP;
Kazuo Saiuchi, Ohtsu, JP;
Kazuhiko Kanki, Uji, JP;
Hisayuki Matsuda, Nagaokakyo, JP;
Shinzo Yamada, Jyoyo, JP;
Kunikazu Yamada, Shiga, JP;
Assignee:
Sekisui Kagaku Kogyo Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
359 81 ; 359 80 ; 430 20 ; 428-1 ;
Abstract
A particulate spacer for use in a liquid crystal display cell, electrochromic display device, or the like is provided. The particulate spacer comprises a core particle and a functional layer formed on the surface of the core particle.