20 Utility Patents
#3 in Portland, TX
#5,812 in Texas
#85,616 in US
#168,724 in the World
Forward Citations = 272
Company Filing History:

Ppg Industries Canada Ltd.
where one patent can have more than one assignee
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#3 in Portland, TX
#5,812 in Texas
#85,616 in US
#168,724 in the World
Company Filing History:

Get your Inventor Badge Today