Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12076707 | Large crystal tunable adsorbents | Steven J. Pontonio, Neil A. Stephenson, Katie Held | 2024-09-03 |
| 12059667 | Superior carbon adsorbents | Neil A. Stephenson, Steven J. Pontonio, Nicholas R. Stuckert, Garrett R. Swindlehurst | 2024-08-13 |
| 12017204 | Superior core-in-shell component composite adsorbents for VSA/VPSA/PSA systems | Neil A. Stephenson, Steven J. Pontonio, Nicholas R. Stuckert | 2024-06-25 |
| 11529582 | Tunable adsorbents | Steven J. Pontonio, Neil A. Stephenson, Nicholas R. Stuckert | 2022-12-20 |
| 11471820 | Characteristics of tunable adsorbents for rate selective separation of nitrogen from methane | Nicholas R. Stuckert, Neil A. Stephenson, Steven J. Pontonio | 2022-10-18 |
| 10717035 | Tunable adsorbents | Steven J. Pontonio, Neil A. Stephenson, Nicholas R. Stuckert | 2020-07-21 |
| 10646816 | Core-in-shell composite adsorbent for use in PSA prepurifiers | Jian-ping Zheng, Neil A. Stephenson, Steven J. Pontonio, Christopher D. Schotz | 2020-05-12 |
| 10295255 | Cryogenic adsorption process for xenon recovery | Neil A. Stephenson, Nicholas R. Stuckert, Michael T. Freiert, Hai Du, Rachael A. Masin +1 more | 2019-05-21 |
| 9772139 | Purification of argon through liquid phase cryogenic adsorption | Persefoni Kechagia, Neil A. Stephenson, Hai Du, Steven J. Pontonio | 2017-09-26 |
| 9759482 | Argon production method and apparatus | Henry Edward Howard, Persefoni Kechagia, James R. Handley | 2017-09-12 |
| 9644890 | Argon production method and apparatus | Henry Edward Howard, Persefoni Kechagia, James R. Handley | 2017-05-09 |
| 9533280 | High rate compositions | Mark William Ackley, Neil A. Stephenson, Eustathios S. Kikkinides | 2017-01-03 |
| 9486732 | Adsorbent compositions | Steven J. Pontonio, Persefoni Kechagia, Neil A. Stephenson, Kerry Weston | 2016-11-08 |
| 9457337 | Adsorbent composition for argon purification | Steven J. Pontonio, Neil A. Stephenson, Persefoni Kechagia | 2016-10-04 |
| 9222727 | Purification of argon through liquid phase cryogenic adsorption | Persefoni Kechagia, Neil A. Stephenson, Hai Du, Steven J. Pontonio | 2015-12-29 |
| 9050582 | Adsorbent compositions | Steven J. Pontonio, Persefoni Kechagia, Neil A. Stephenson, Kerry Weston | 2015-06-09 |
| 8969229 | Gas separation adsorbents and manufacturing method | Neil A. Stephenson, Steven J. Pontonio, Jian-ping Zheng | 2015-03-03 |
| 8657924 | Process for separating gases and adsorbent compositions used therein | Jian-ping Zheng, Neil A. Stephenson | 2014-02-25 |
| 8323378 | Oxygen supply method and apparatus | Sadashiv M. Swami, Richard M. Kelly | 2012-12-04 |
| 8221718 | Silver-exchanged zeolites and methods of manufacture therefor | Mark William Ackley | 2012-07-17 |
| 8123835 | High rate and high crush-strength adsorbents | Jian-ping Zheng, Steven J. Pontonio, Neil A. Stephenson | 2012-02-28 |
| 8042357 | Hydrogen liquefaction method and liquefier | Joseph Michael Schwartz, Raymond Francis Drnevich, Bernard Thomas Neu | 2011-10-25 |
| 7827855 | Method and kit for adsorbent performance evaluation | Neil A. Stephenson, Steven J. Pontonio, Michael T. Freiert, Jesus Nieto | 2010-11-09 |
| 7662213 | Silver-exchanged zeolites and methods of manufacture therefor | Mark William Ackley | 2010-02-16 |
| 7524358 | Production of high purity and ultra-high purity gas | Himanshu Saxena, Mark William Ackley, John Fredric Billingham | 2009-04-28 |