9 Utility Patents
#520 in Oakland, CA
#57,113 in California
#215,923 in US
#439,522 in the World
Forward Citations = 407
Company Filing History:
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Zi Technology Corporation Ltd
Zi Corporation of Canada, Inc.
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#520 in Oakland, CA
#57,113 in California
#215,923 in US
#439,522 in the World
Company Filing History:
Get your Inventor Badge Today