05663748 is referenced by 179 patents and cites 42 patents.

An electronic book includes a book-shaped housing having a first housing member pivotably connected to a second housing member to open and close in a book-like manner. A touchscreen displays a page of the text represented by the machine-readable data. A user-initiated event selecting a portion of the text is received by the touchscreen. The touchscreen displays the portion of the text in a highlighted form. The processor stores an indicator of the portion of the text to be highlighted in the removable machine-readable storage medium to remain with the text when the removable machine-readable storage medium is removed from the electronic book.

Title
Electronic book having highlighting feature
Application Number
8/572469
Publication Number
5663748
Application Date
December 14, 1995
Publication Date
September 2, 1997
Inventor
Russell L Collins
Austin
TX, US
Jeffrey Van Myers
Driftwood
TX, US
Shrirang Nikanth Jambhekar
Schaumburg
IL, US
Ronald D Cruickshank
Durham
NC, US
James R Huffman
Austin
TX, US
Agent
Darleen J Stockley
Assignee
Motorola
IL, US
IPC
G09G 1/00
View Original Source