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:
Apr. 05, 1994
Filed:
Apr. 08, 1991
Kazunobu Maekawa, Toyokawa, JP;
Sumiaki Hirata, Aichi, JP;
Kenzo Nagata, Okazaki, JP;
Yoji Sawada, Gifu, JP;
Toru Kirimura, Tsushima, JP;
Seiji Watanabe, Ogaki, JP;
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Sanyo Electric Co., Ltd., Moriguchi, JP;
Abstract
A control apparatus according to the present invention is a control apparatus collecting data related to copying machines and communicating with a centralized control unit on the basis of the data collected, including a communication device for calling the centralized control unit, a determination device for determining that connection with the centralized control device can not be made in spite of the fact that the communication device is activated, a setting device for setting a retransmission time on the basis of a random number in a predetermined time period in response to a determination output of the determination device, a timer device for counting the present time, and a control device for having the communication device call the centralized control unit again when the present time becomes the retransmission time.