WO

W. Douglas Obal

EA E.I. Du Pont De Nemours And: 5 patents #1,460 of 8,010Top 20%
📍 Bethlehem, PA: #234 of 1,038 inventorsTop 25%
🗺 Pennsylvania: #15,920 of 74,527 inventorsTop 25%
Overall (All Time): #1,008,074 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8685493 Process for forming a non-stick surface on the interior surface of a pipe Laurence Waino McKeen, Kimberly Dawn Farnsworth, Pidatala K. Mohan 2014-04-01
8453740 System of pipes for use in oil wells Pidatala K. Mohan, Steven A. Mestemacher, Kimberly Dawn Farnsworth, Laurence Waino McKeen 2013-06-04
8211497 Process for forming a nonstick surface on the interior surface of a pipe Laurence Waino McKeen, Kimberly Dawn Farnsworth, Pidatala K. Mohan 2012-07-03
7870877 Coated pipes for harsh environments Laurence Waino McKeen, Pidatala K. Mohan, Steven A. Mestemacher, Kimberly Dawn Farnsworth 2011-01-18
7588058 Coated pipes for harsh environments Laurence Waino McKeen, Pidatala K. Mohan, Steven A. Mestemacher, Kimberly Dawn Farnsworth 2009-09-15