Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9051805 | Prevention, actuation and control of deployment of memory-shape polymer foam-based expandables | Michael H. Johnson, Bennett M. Richard | 2015-06-09 |
| 9017546 | Exfoliation of asphaltenes | Gaurav Agrawal | 2015-04-28 |
| 9010428 | Swelling acceleration using inductively heated and embedded particles in a subterranean tool | Michael H. Johnson | 2015-04-21 |
| 9012377 | Functionalized silicate nanoparticle composition, removing and exfoliating asphaltenes with same | Valery N. Khabashesku, Soma Chakraborty, Gaurav Agrawal, Toby D. Hain | 2015-04-21 |
| 9004173 | Cement wiper plug with size changing feature | Bennett M. Richard | 2015-04-14 |
| 9005446 | Magnetic micro- or nanoparticle assisted fluid separation | — | 2015-04-14 |
| 8991498 | Method of cooling downhole element using nanoenhanced downhole fluid | Soma Chakraborty, Michael H. Johnson | 2015-03-31 |
| 8967276 | Non-ballistic tubular perforating system and method | Bennett M. Richard | 2015-03-03 |
| 8961630 | Methods of forming cutting elements by removing metal from interstitial spaces in polycrystalline diamond | — | 2015-02-24 |
| 8916042 | Upgrading heavy oil and bitumen with an initiator | Gaurav Agrawal | 2014-12-23 |
| 8893792 | Enhancing swelling rate for subterranean packers and screens | Michael H. Johnson, Keith J. Murphy | 2014-11-25 |
| 8882872 | Graphite coated metal nanoparticles for polycrystalline diamond compact synthesis | Michael H. Johnson, Anthony A. DiGiovanni, Dan E. Scott | 2014-11-11 |
| 8857508 | Valve assembly | — | 2014-10-14 |
| 8840803 | Thermally conductive nanocomposition and method of making the same | Ashley Leonard, Joshua C. Falkner | 2014-09-23 |
| 8808567 | Magnetic nanoparticles and magnetorheological fluid comprising same | Soma Chakraborty, Terry R. Bussear, Michael H. Johnson | 2014-08-19 |
| 8800657 | Sealing system, method of manufacture thereof and articles comprising the same | Michael H. Johnson, Casey L. Walls | 2014-08-12 |
| 8708047 | Method of cooling downhole element using nanoenhanced downhole fluid | Soma Chakraborty, Michael H. Johnson | 2014-04-29 |
| 8616272 | Downhole water-oil separation arrangement and method | Michael H. Johnson | 2013-12-31 |
| 8353346 | Prevention, actuation and control of deployment of memory-shape polymer foam-based expandables | Michael H. Johnson | 2013-01-15 |