Issued Patents All Time
Showing 25 most recent of 123 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920988 | Main heat exchange system and method for reboiling | Vijayaraghavan S. Chakravarthy, Michael James Lockett, Maulik R. Shelat, Karl K. Kibler | 2018-03-20 |
| 9624440 | Using fossil fuels to increase biomass-based fuel benefits | Shrikar Chakravarti, Raymond Francis Drnevich, Gregory J. Panuccio | 2017-04-18 |
| 9486771 | Electrochemical carbon monoxide production | Jonathan A. Lane, Gervase Maxwell Christie | 2016-11-08 |
| 9453674 | Main heat exchange system and method for reboiling | Vijayaraghavan S. Chakravarthy, Michael James Lockett, Maulik R. Shelat, Karl K. Kibler | 2016-09-27 |
| 8591718 | Electrochemical carbon monoxide production | Jonathan A. Lane, Gervase Maxwell Christie | 2013-11-26 |
| 8592492 | Using fossil fuels to increase biomass-based fuel benefits | Shrikar Chakravarti, Raymond Francis Drnevich, Gregory J. Panuccio | 2013-11-26 |
| 8535415 | Refinery gas upgrading via partial condensation and PSA | Ramona Manuela Dragomir, Raymond Francis Drnevich | 2013-09-17 |
| 8273152 | Separation method and apparatus | Joseph Michael Schwartz, Raymond Francis Drnevich, Jerome Jankowiak | 2012-09-25 |
| 8262772 | Refinery gas upgrading via partial condensation and PSA | Ramona Manuela Dragomir, Raymond Francis Drnevich | 2012-09-11 |
| 8142542 | Producing metal and carbon dioxide with hydrogen recycle | Raymond Francis Drnevich, Joseph Michael Schwartz, Minish Mahendra Shah | 2012-03-27 |
| 8057734 | Producing metal and carbon dioxide with hydrogen recycle | Raymond Francis Drnevich, Joseph Michael Schwartz, Minish Mahendra Shah | 2011-11-15 |
| 7871457 | Carbon dioxide production method | Minish Mahendra Shah, Ravi Kumar, Henry Edward Howard, Bernard Thomas Neu, John Fredric Billingham | 2011-01-18 |
| 7081802 | System for cooling a power transformer | John Henri Royal, Michael James Lockett | 2006-07-25 |
| 7059138 | Biological refrigeration system | John Henri Royal, Bryce Mark Rampersad, Richard John Jibb | 2006-06-13 |
| 6895765 | Method for providing cooling to superconducting cable | Bryce Mark Rampersad, John Henri Royal | 2005-05-24 |
| 6742342 | System for cooling a power transformer | John Henri Royal, Michael James Lockett | 2004-06-01 |
| 6732536 | Method for providing cooling to superconducting cable | Bryce Mark Rampersad, John Henri Royal | 2004-05-11 |
| 6694774 | Gas liquefaction method using natural gas and mixed gas refrigeration | M. Abdul-Aziz Rashad, Richard Fitzgerald, John B. Saunders, Minish Mahendra Shah | 2004-02-24 |
| 6685903 | Method of purifying and recycling argon | Kenneth Kai Wong | 2004-02-03 |
| 6644038 | Multistage pulse tube refrigeration system for high temperature super conductivity | Arun Acharya, Bayram Arman, John Henri Royal | 2003-11-11 |
| 6640557 | Multilevel refrigeration for high temperature superconductivity | Bayram Arman, Arun Acharya, John Henri Royal | 2003-11-04 |
| 6640552 | Cryogenic superconductor cooling system | Bryce Mark Rampersad, Barry Minbiole, Arun Acharya | 2003-11-04 |
| 6640553 | Pulse tube refrigeration system with tapered work transfer tube | Vincent Kotsubo, Bayram Arman, Arun Acharya | 2003-11-04 |
| 6604364 | Thermoacoustic cogeneration system | Bayram Arman, John Henri Royal | 2003-08-12 |
| 6601407 | Cryogenic air separation with two phase feed air turboexpansion | Sabri Deniz, Gregory W. Henzler | 2003-08-05 |