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:
May. 05, 1992
Filed:
Jul. 19, 1990
Mitsuru Hatano, Tokyo, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
An apparatus for adjusting the image contrast of a display device, which includes a memory storing first data representing a predetermined image contrast, a driver for driving the display device, an input device for inputting second data representing the image contrast different from the predetermined one, a data-rewriting device for supplying the first data read from the memory and the second data input from the input device to the second data in the memory. In use, the apparatus is be incorporated within an apparatus having the display device, such as a copying machine. The input device is part of the console panel unit mounted on the outer side of the copying machine. The display device displays both the first data and the second data.