14 Utility and 5 Design Patents
#23 in Westlake, OH
#4,154 in Ohio
#134,996 in US
#270,802 in the World
rank by utility patentsForward Citations = 340
Company Filing History:


Learntools Inc.
4. 2 out of 94
Ciba Corning Diagnostics Corp.
5. 2 out of 1,180

where one patent can have more than one assignee
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