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:
May. 26, 2015
Filed:
May. 15, 2012
Hiroyuki Takahashi, Kanagawa, JP;
Tohru Yashiro, Kanagawa, JP;
Koh Fujimura, Tokyo, JP;
Akishige Murakami, Miyagi, JP;
Shigenobu Hirano, Kanagawa, JP;
Yoshihisa Naijo, Kanagawa, JP;
Yoshinori Okada, Kanagawa, JP;
Kazuaki Tsuji, Kanagawa, JP;
Sukchan Kim, Kanagawa, JP;
Hiroyuki Takahashi, Kanagawa, JP;
Tohru Yashiro, Kanagawa, JP;
Koh Fujimura, Tokyo, JP;
Akishige Murakami, Miyagi, JP;
Shigenobu Hirano, Kanagawa, JP;
Yoshihisa Naijo, Kanagawa, JP;
Yoshinori Okada, Kanagawa, JP;
Kazuaki Tsuji, Kanagawa, JP;
Sukchan Kim, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
An electro-chromic display element includes a display electrodeprovided on a display substratean electro-chromic layerprovided on the display electrode; multiple opposing electrodeswhich are provided on an opposing substrateand which are arranged to oppose the display electrode; an electrolytic layerprovided between the display electrodeand the multiple opposing electrodes; and an erasing electrodeplaced between the display electrodeand the multiple opposing electrodesand which is arranged such that the electro-chromic layeris placed between the third electrode and the display electrode