Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9896748 | Low yield ratio dual phase steel linepipe with superior strain aging resistance | Jayoung Koo, Hyun-Woo Jin, Adnan Ozekcin, Raghavan Ayer, Douglas P. Fairchild +7 more | 2018-02-20 |
| 9598947 | Automatic drilling advisory system based on correlation model and windowed principal component analysis | Jingbo Wang, Krishnan Kumaran, Peng Xu, Steven F. Sowers, Lei Wang +3 more | 2017-03-21 |
| 8833467 | Plunger lift systems and methods | Ming Gong, Larry E. Harrison, Theodore W. Pirog, Robert D. Kaminsky, Pietro Valsecchi +1 more | 2014-09-16 |
| 8748008 | High performance coatings and surfaces to mitigate corrosion and fouling in fired heater tubes | ChangMin Chun, Mark A. Greaney, Ian A. Cody, F. Pierce Hubbard, JR., David Samuel Deutsch | 2014-06-10 |
| 8691030 | Low alloy steels with superior corrosion resistance for oil country tubular goods | Dylan V. Pugh, Joseph C. Bondos, Shiun Ling, Raghavan Ayer, Shalawn K. Jackson +1 more | 2014-04-08 |
| 8589136 | Methods and systems for mitigating drilling vibrations | Mehmet Deniz Ertas, Erika A. O. Biediger, Shankar Sundararaman, Jeffrey R. Bailey, Vishwas Gupta | 2013-11-19 |
| 8361244 | Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications | John R. Peterson, Robert Lee Antram, Christopher John Fowler, Neeraj S. Thirumalai, ChangMin Chun +1 more | 2013-01-29 |
| 8323790 | Bimodal and multimodal dense boride cermets with low melting point binder | ChangMin Chun | 2012-12-04 |
| 8323423 | Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications | John R. Peterson, Robert Lee Antram, Christopher John Fowler, Neeraj S. Thirumalai, ChangMin Chun +1 more | 2012-12-04 |
| 8317940 | Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications | John R. Peterson, Robert Lee Antram, Christopher John Fowler, Neeraj S. Thirumalai, ChangMin Chun +1 more | 2012-11-27 |
| 8286715 | Coated sleeved oil and gas well production devices | Jeffrey R. Bailey, Erika Ann Ooten Biediger, Adnan Ozekcin, Hyun-Woo Jin, Mehmet Deniz Ertas +5 more | 2012-10-16 |
| 8261841 | Coated oil and gas well production devices | Jeffrey R. Bailey, Erika Ann Ooten Biediger, Adnan Ozekcin, Hyun-Woo Jin, Charles S. Yeh +3 more | 2012-09-11 |
| 8220563 | Ultra-low friction coatings for drill stem assemblies | Adnan Ozekcin, Hyun-Woo Jin, Erika Ann Ooten Biediger, Jeffrey R. Bailey, Vishwas Gupta +2 more | 2012-07-17 |
| 8141768 | Application of high integrity welding and repair of metal components in oil and gas exploration, production and refining | Steven J. Ford, Neeraj S. Thirumalai, James R. Rigby, Mark W. Biegler, Jayoung Koo +3 more | 2012-03-27 |
| 7842139 | Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications | John R. Peterson, Robert Lee Antram, Christopher John Fowler, Neeraj S. Thirumalai, ChangMin Chun +1 more | 2010-11-30 |
| 7807098 | Advanced erosion-corrosion resistant boride cermets | ChangMin Chun, Neeraj S. Thirumalai, Hyun-Woo Jin, Jayoung Koo, John R. Peterson +2 more | 2010-10-05 |
| 7731776 | Bimodal and multimodal dense boride cermets with superior erosion performance | ChangMin Chun, Neeraj S. Thirumalai, Hyun-Woo Jin, Jayoung Koo, John R. Peterson +3 more | 2010-06-08 |
| 7544228 | Large particle size and bimodal advanced erosion resistant oxide cermets | ChangMin Chun, John R. Peterson, Robert Lee Antram, Christopher John Fowler | 2009-06-09 |
| 7501090 | Method for protecting metal surfaces utilizing erosion resistant oxide cermets | ChangMin Chun, Hyun-Woo Jin, Jayoung Koo, John R. Peterson, Robert Lee Antram +1 more | 2009-03-10 |
| 7438741 | Erosion-corrosion resistant carbide cermets for long term high temperature service | ChangMin Chun, Neeraj S. Thirumalai, Shiun Ling, Hyun-Woo Jin, Jayoung Koo +3 more | 2008-10-21 |
| 7431777 | Composition gradient cermets and reactive heat treatment process for preparing same | ChangMin Chun, Hyun-Woo Jin, Jayoung Koo, John R. Peterson, Robert Lee Antram +1 more | 2008-10-07 |
| 7407082 | Advanced erosion resistant carbonitride cermets | ChangMin Chun, Hyun-Woo Jin, Jayoung Koo, John R. Peterson, Robert Lee Antram +1 more | 2008-08-05 |
| 7384444 | Advanced erosion-corrosion resistant boride cermets | ChangMin Chun, Neeraj S. Thirumalai, Hyun-Woo Jin, Jayoung Koo, John R. Peterson +2 more | 2008-06-10 |
| 7316724 | Multi-scale cermets for high temperature erosion-corrosion service | Jayoung Koo, ChangMin Chun, Hyun-Woo Jin, John R. Peterson, Robert Lee Antram +1 more | 2008-01-08 |
| 7288132 | Advanced erosion resistant carbide cermets with superior high temperature corrosion resistance | ChangMin Chun, Hyun-Woo Jin, Jayoung Koo, John R. Peterson, Robert Lee Antram +1 more | 2007-10-30 |