17 Utility Patents
#4 in Hendersonville, NC
#2,193 in North Carolina
#106,039 in US
#210,624 in the World
Forward Citations = 417
Company Filing History:
Porvair Corporation
Selee Corporation
Norton Company
4. 2 out of 507

5. 1 out of 3
Energy Wall LLC
where one patent can have more than one assignee
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