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:
Aug. 31, 2004
Filed:
Mar. 07, 2001
Takashi Uematsu, Minamiashigara, JP;
Akinori Komura, Minamiashigara, JP;
Hiroaki Tsutsui, Minamiashigara, JP;
Jun Kawahara, Minamiashigara, JP;
Masato Mikami, Minamiashigara, JP;
Ryojiro Akashi, Minamiashigara, JP;
Fuji Xerox CO., Ltd, Tokyo, JP;
Abstract
Described is an optical element having plural electrodes and, disposed therebetween, a stimuli-responsive polymer gel, a liquid which can be absorbed therein and an ion supplying material. As the ion supplying material, preferred is a material showing a volumetric change, in the form of the element, of 0 to 100% under external stimuli. According to the present invention, a novel optical element showing a large change in light transmittance, reflectance or absorption amount and exhibits stable optical properties in repetition can be provided.