14 Utility Patents
#62 in Dublin, OH
#4,160 in Ohio
#135,254 in US
#271,671 in the World
Forward Citations = 143
Company Filing History:


Rayitek Hi-tech Film Company, Ltd., Shenzhen
4. 1 out of 27
E. I. Du Pont De Nemours
where one patent can have more than one assignee
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