05809520 is referenced by 104 patents and cites 22 patents.

A system for exchanging digital data among a plurality of hand-held computer devices. Digital signals are written by a first hand-held device to a mini-cartridge that mini-cartridge is inter-operable among a class of hand-held devices, each of which is equipped with a mini-disk drive. A common digital data format is employed to further facilitate exchange of data between devices.

Title
Interchangeable cartridge data storage system for devices performing diverse functions
Application Number
8/746085
Publication Number
5809520
Application Date
November 6, 1996
Publication Date
September 15, 1998
Inventor
Brent J Watson
Bountiful
UT, US
Fred Thomas III
Ogden
UT, US
George T Krieger
Carmel
CA, US
Kim B Edwards
Layton
UT, US
Agent
Woodcock Washburn Kurtz Mackiewicz & Norris
Assignee
Iomega Corporation
UT, US
IPC
G11B 23/00
G06F 12/06
G06K 7/00
View Original Source