14 Utility and 20 Design Patents
#21 in Akron, OH
#382 in Ohio
#5,357 in US
#9,357 in the World
rank by design patentsForward Citations = 102
Company Filing History:
Leaffilter North, LLC
Hygenic Intangible Property Holding Company
The Hygenic Corporation
where one patent can have more than one assignee
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