05227614 is referenced by 328 patents and cites 10 patents.

A hand-held processing system wherein a peripheral module may receive therein a computer processor basic module of standardized construction, with a user-immune real-time multi-tasking operating system. Advantageously the peripheral module or computer processor module may include a touch screen or other highly versatile and compact data input/output device adaptable to graphical and/or other input/output modes suitable for different applications, languages and the like.

Title
Core computer processor module, and peripheral shell module assembled to form a pocket size data capture unit
Application Number
897547
Publication Number
5227614
Application Date
December 15, 1989
Publication Date
July 13, 1993
Inventor
Dennis A Durbin
Cedar Rapids
IA, US
Arvin D Danielson
Solon
IA, US
Agent
McAndrews Held & Malloy
Assignee
Norand Corporation
IA, US
IPC
G06K 7/10
G06K 9/62
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