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. 28, 1990
Filed:
Mar. 29, 1989
Yasutaka Maeda, Ikoma, JP;
Hideyuki Nishimura, Yamatokoriyama, JP;
Tsuyoshi Miyamoto, Osaka, JP;
Kyouichi Takata, Yamatokoriyama, JP;
Kiyoshi Inamoto, Sakai, JP;
Kazuyuki Ohnishi, Nara, JP;
Kazunori Sohda, Nara, JP;
Yukihiko Ueno, Hirakata, JP;
Taisuke Kamimura, Nara, JP;
Yoichi Shimazawa, Nara, JP;
Tokiyuki Okano, Yamatokoriyama, JP;
Masato Tokishige, Yamatokoriyama, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A copying apparatus having a prescanning function for obtaining density data to adjust copy parameters includes a correction function which eliminates the data obtained from a portion of a predetermined color, from the density data detected on a prescanning process. The density data can be restricted within a predetermined range. The predetermined range can be easily set by the user.