Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8685493 | Process for forming a non-stick surface on the interior surface of a pipe | Laurence Waino McKeen, W. Douglas Obal, Pidatala K. Mohan | 2014-04-01 |
| 8453740 | System of pipes for use in oil wells | Pidatala K. Mohan, Steven A. Mestemacher, Laurence Waino McKeen, W. Douglas Obal | 2013-06-04 |
| 8211497 | Process for forming a nonstick surface on the interior surface of a pipe | Laurence Waino McKeen, W. Douglas Obal, Pidatala K. Mohan | 2012-07-03 |
| 7870877 | Coated pipes for harsh environments | Laurence Waino McKeen, Pidatala K. Mohan, Steven A. Mestemacher, W. Douglas Obal | 2011-01-18 |
| 7588058 | Coated pipes for harsh environments | Laurence Waino McKeen, Pidatala K. Mohan, Steven A. Mestemacher, W. Douglas Obal | 2009-09-15 |