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:
Dec. 21, 1993
Filed:
Mar. 20, 1991
Applicant:
Inventors:
Yoshii Morishita, Hitachi, JP;
Shigeru Hayashida, Hitachi, JP;
Yasushi Sugimoto, Hitachi, JP;
Hiroko Ishikawa, Katsuta, JP;
Hiroshi Kobayashi, Chikushino, JP;
Takaaki Sonoda, Fukuoka, JP;
Assignee:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
430 59 ; 430 73 ; 430 74 ; 430 56 ; 430 83 ;
Abstract
An enamine derivative containing a fluoroalkyl group, a fluoroaryl group or a fluoroaralkyl group is effective as a charge transport material in an electrophotographic member excellent in sensitivity, residual potential, durability and the like electrophotographic properties.
Morishita, Yoshii. (1993). Electrophotographic member comprising enamine derivatives (U.S. Patent No. 5272030). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5272030
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile