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:
Jun. 30, 1998
Filed:
Nov. 28, 1995
Hirofumi Kawaguchi, Osaka, JP;
Nobuko Akiba, Osaka, JP;
Yukimasa Watanabe, Osaka, JP;
Hiroaki Iwasaki, Osaka, JP;
Yasuyuki Hanatani, Osaka, JP;
Yasufumi Mizuta, Osaka, JP;
Fumio Sugai, Osaka, JP;
Sakae Saito, Osaka, JP;
Syunichi Matsumoto, Osaka, JP;
Toshiyuki Fukami, Osaka, JP;
Ichiro Yamazato, Osaka, JP;
Hisakazu Uegaito, Osaka, JP;
Yuji Tanaka, Osaka, JP;
Mita Industrial Co., Ltd., Osaka, JP;
Abstract
The present invention provides a tryptoanthrinimine derivative represented by the general formula (Y): ##STR1## wherein R.sup.A to R.sup.M are as defined. Such a derivative of the general formula (Y) is superior in electron transferring capability. Accordingly, an electrophotosensitive material comprising a photosensitive layer containing this derivative (Y) is superior in sensitivity.