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:
Oct. 09, 2018
Filed:
Nov. 01, 2013
Toshiya Sagisaka, Kanagawa, JP;
Hiroyuki Takahashi, Kanagawa, JP;
Takashi Okada, Kanagawa, JP;
Shigenobu Hirano, Kanagawa, JP;
Tohru Yashiro, Kanagawa, JP;
Koh Fujimura, Tokyo, JP;
Yoshihisa Naijo, Kanagawa, JP;
Yoshinori Okada, Kanagawa, JP;
Kazuaki Tsuji, Kanagawa, JP;
Sukchan Kim, Kanagawa, JP;
Keiichiroh Yutani, Kanagawa, JP;
Tamotsu Horiuchi, Shizuoka, JP;
Mamiko Inoue, Tokyo, JP;
Toshiya Sagisaka, Kanagawa, JP;
Hiroyuki Takahashi, Kanagawa, JP;
Takashi Okada, Kanagawa, JP;
Shigenobu Hirano, Kanagawa, JP;
Tohru Yashiro, Kanagawa, JP;
Koh Fujimura, Tokyo, JP;
Yoshihisa Naijo, Kanagawa, JP;
Yoshinori Okada, Kanagawa, JP;
Kazuaki Tsuji, Kanagawa, JP;
Sukchan Kim, Kanagawa, JP;
Keiichiroh Yutani, Kanagawa, JP;
Tamotsu Horiuchi, Shizuoka, JP;
Mamiko Inoue, Tokyo, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
To provide an electrochromic compound, represented by the following general formula (I): General Formula (I) where X, X, X, X, X, X, Xand Xare each independently a hydrogen atom or a monovalent substituent; Rand Rare each independently a monovalent substituent; A− and B− are each independently a monovalent anion; and Y is represented by the following general formula (II) or (III): General Formula (II) General Formula (III) where X, X, X, X, X, X, X, X, X, and Xare each independently a hydrogen atom or a monovalent substituent.