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:
Feb. 16, 1999
Filed:
Apr. 26, 1996
Yoshiyuki Nakayama, Kawasaki, JP;
Takeshi Ishizaki, Kawasaki, JP;
Toshimitsu Hayashi, Hadano, JP;
Yoshinobu Tanigawa, Osaka, JP;
Minoru Koizumi, Yohohama, JP;
Masami Kameda, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A shared window of the same content is displayed on each display device of a plurality of computers connected through a communication network for use in a collaborative work and objects are displayed on the window. Each object is displayed based on object management data having a plurality of types of attributes set therein and the shared windows on which the objects are displayed are limited by the attribute values of the attributes. Further, participants of the collaborative work who are permitted to erase the objects are limited by the settings of the attribute values of the attributes.