Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12287145 | Heat exchanger apparatus, manifold arrangement for a heat exchanger apparatus, and methods relating to same | Fang Xu, Xukun Luo, Douglas Paul Dee, Donn Michael Herron | 2025-04-29 |
| 11774189 | Heat exchanger, hardway fin arrangement for a heat exchanger, and methods relating to same | Fang Xu, Declan Patrick O'Connor, Patrick Alan Houghton | 2023-10-03 |
| 11439946 | Mixed bead layering arrangement for thermal swing adsorption application | Nasim Ul Hassan Malik, King Wai Hung, Gowri Krishnamurthy, Garrett C. Lau, Edward Landis Weist, Jr. | 2022-09-13 |
| 9199190 | Vertical baffle in horizontal adsorber vessels | Nasim Ul Hassan Malik, Stephen John Gibbon, Reza Alvani, Michaela Pollock | 2015-12-01 |
| D656856 | Bracelet | — | 2012-04-03 |
| 6605135 | Granular bed restraint system | Sang Kook Lee | 2003-08-12 |
| 6585804 | Pressure swing adsorption process operation at turndown conditions | Mark Robert Pillarella, David E. Guro | 2003-07-01 |
| 6102985 | Pressure swing adsorption process and system with dual product storage tanks | Tarik Naheiri, Jochen Fischer | 2000-08-15 |
| 6096115 | Pressure swing adsorption process and system utilizing two product storage tanks | Mark Robert Pillarella, Douglas Paul Dee | 2000-08-01 |
| 5463869 | Integrated adsorption/cryogenic distillation process for the separation of an air feed | Ravi Kumar | 1995-11-07 |
| 5351492 | Distillation strategies for the production of carbon monoxide-free nitrogen | Rakesh Agrawal, Ajay Modi | 1994-10-04 |
| 5275004 | Consolidated heat exchanger air separation process | Rakesh Agrawal | 1994-01-04 |
| 5165244 | Process to produce oxygen and nitrogen at medium pressure | Leigh A. Stapf | 1992-11-24 |
| 4869883 | Inert gas purifier for bulk nitrogen without the use of hydrogen or other reducing gases | Robert M. Thorogood | 1989-09-26 |
| 4704147 | Dual air pressure cycle to produce low purity oxygen | — | 1987-11-03 |
| 4704148 | Cycle to produce low purity oxygen | — | 1987-11-03 |
| 4702757 | Dual air pressure cycle to produce low purity oxygen | — | 1987-10-27 |