15 Utility and 1 Design Patents
#158 in Calgary
#3,498 in Canada
#247,890 in the World
rank by utility patentsForward Citations = 721
Company Filing History:
Clubcom, Inc.
Zi Corporation of Canada, Inc.
Call Genie Inc.
4. 1 out of 3
Conversion Works, Inc.
5. 1 out of 7
Headplay (barbados), Inc.
where one patent can have more than one assignee
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