Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11155905 | Enhanced wear resistant steel and methods of making the same | HyunWoo Jin, Ning Ma, Russell Robert Mueller, Hak-Cheol Lee, Jong-Kyo Choi +1 more | 2021-10-26 |
| 9896748 | Low yield ratio dual phase steel linepipe with superior strain aging resistance | Jayoung Koo, Narasimha-Rao Venkata Bangaru, Hyun-Woo Jin, Adnan Ozekcin, Douglas P. Fairchild +7 more | 2018-02-20 |
| 9821401 | High toughness weld metals with superior ductile tearing resistance | Douglas P. Fairchild, Mario L. Macia, Steven J. Ford, Nathan E. Nissley, Hyun-Woo Jin +1 more | 2017-11-21 |
| 8691030 | Low alloy steels with superior corrosion resistance for oil country tubular goods | Dylan V. Pugh, Joseph C. Bondos, Shiun Ling, Shalawn K. Jackson, Narasimha-Rao Venkata Bangaru +1 more | 2014-04-08 |
| 8637166 | High strength nickel alloy welds through strain hardening | Neeraj S. Thirumalai, Hyun-Woo Jin, Daniel B. Lillig, Douglas P. Fairchild, Steven J. Ford | 2014-01-28 |
| 8426033 | High strength nickel alloy welds through precipitation hardening | Neeraj S. Thirumalai, Hyun-Woo Jin, Daniel B. Lillig, Douglas P. Fairchild, Steven J. Ford | 2013-04-23 |
| 8286715 | Coated sleeved oil and gas well production devices | Jeffrey R. Bailey, Erika Ann Ooten Biediger, Narasimha-Rao Venkata Bangaru, Adnan Ozekcin, Hyun-Woo Jin +5 more | 2012-10-16 |
| 8168306 | Weld metal compositions for joining steel structures in the oil and gas industry | Neeraj S. Thirumalai, Daniel B. Lillig, Steven J. Ford, Douglas P. Fairchild | 2012-05-01 |
| 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, Narasimha-Rao Venkata Bangaru +3 more | 2012-03-27 |
| 7402277 | Method of forming metal foams by cold spray technique | Norman Pokutylowicz | 2008-07-22 |
| 6254698 | Ultra-high strength ausaged steels with excellent cryogenic temperature toughness and method of making thereof | Jayoung Koo, Narasimha-Rao Venkata Bangaru, Glen A. Vaughn | 2001-07-03 |
| 6159312 | Ultra-high strength triple phase steels with excellent cryogenic temperature toughness | Jayoung Koo, Narasimha-Rao Venkata Bangaru, Glen A. Vaughn | 2000-12-12 |
| 4818481 | Method of extruding aluminum-base oxide dispersion strengthened | Michael J. Luton, Ruzica Petkovic-Luton, Joseph Vallone, Stephen Matras | 1989-04-04 |
| 4427447 | Alumina-yttria mixed oxides in dispersion strengthened high temperature alloy powders | Trikur A. Ramanarayanan, Ruzica Petkovic-Luton | 1984-01-24 |
| 4402746 | Alumina-yttria mixed oxides in dispersion strengthened high temperature alloys | Trikur A. Ramanarayanan, Ruzica Petkovic-Luton | 1983-09-06 |