Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |