6 Utility Patents
#457 in Spring, TX
#22,498 in Texas
#337,191 in US
#697,517 in the World
Forward Citations = 30
Company Filing History:
Drilltec Patents & Technologies Company, Inc.
Nippon Steel & Sumitomo Metal Corporation
Drilltec Patents & Technologies Corporation
4. 1 out of 1
Drilltec Patents & Technologie Company, Inc.
where one patent can have more than one assignee
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