12 Utility Patents
#22 in Bakersfield, CA
#44,005 in California
#161,562 in US
#325,978 in the World
Forward Citations = 110
Company Filing History:
Duhn Oil Tool, Inc.
Seaboard International Inc.
Other
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#22 in Bakersfield, CA
#44,005 in California
#161,562 in US
#325,978 in the World
Company Filing History:
Get your Inventor Badge Today