Issued Patents All Time
Showing 25 most recent of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378491 | System and method for producing renewable natural gas from biogas | Marc Straub | 2025-08-05 |
| 12296295 | Membrane sweep with internal reheat of sweep gas | Sandeep K. KARODE, Michael Edward Bailey, Manuel Arruda | 2025-05-13 |
| 12281273 | System and method for cleaning of biogas | — | 2025-04-22 |
| 12281274 | System and method for producing renewable natural gas from biogas | — | 2025-04-22 |
| 12275909 | System and method for producing renewable natural gas from biogas | — | 2025-04-15 |
| 12264288 | System and method for cleaning of biogas | — | 2025-04-01 |
| 12139681 | System and method for producing renewable natural gas from biogas | — | 2024-11-12 |
| 12139682 | System and method for producing renewable natural gas from biogas | — | 2024-11-12 |
| 11980846 | System and method for producing renewable natural gas from biogas | — | 2024-05-14 |
| 11878284 | Mesoporous poly (aryl ether ketone) hollow fiber membranes and use thereof in mass transfer processes | — | 2024-01-23 |
| 11786871 | Composite poly (aryl ether ketone) membranes, their preparation and use thereof | — | 2023-10-17 |
| 11738302 | Method of generating renewable natural gas | — | 2023-08-29 |
| 11673099 | Composite poly (aryl ether ketone) membranes, their preparation and use thereof | — | 2023-06-13 |
| 11629239 | Preparation of mesoporous poly (aryl ether ketone) articles and use thereof | — | 2023-04-18 |
| 11511238 | Composite covalent organic framework membranes | — | 2022-11-29 |
| 11505671 | Preparation of mesoporous poly (aryl ether ketone) articles and use thereof | — | 2022-11-22 |
| 11491464 | Mesoporous poly (aryl ether ketone) hollow fiber membranes and use thereof in mass transfer processes | — | 2022-11-08 |
| 11007484 | Dead end membrane gas separation process | Yong Ding | 2021-05-18 |
| 10780392 | Multi-stage membrane for N2 rejection | Yong Ding, Michael J. Mitariten | 2020-09-22 |
| 10376846 | Composite perfluorohydrocarbon membranes, their preparation and use | Yong Ding | 2019-08-13 |
| 9623369 | Hollow fiber apparatus and use thereof for fluids separations and heat and mass transfers | Stephen Etter, Nathaniel Ching | 2017-04-18 |
| 9610547 | Composite perfluorohydrocarbon membranes, their preparation and use | Yong Ding | 2017-04-04 |
| 9566553 | Fluid separation assembly and method | Brent Kenneth Theodore, Donald Ray Snow, Jr., James P. Huang, Michael J. Robinson, Ivana Jojic | 2017-02-14 |
| 9084962 | Fluid separation assembly and method | Brent Kenneth Theodore, Donald Ray Snow, Jr., James P. Huang, Michael J. Robinson, Ivana Jojic | 2015-07-21 |
| 9072987 | Method and apparatus for desorption using a microporous membrane operated in wetted mode | Shiguang Li, Dennis Rocha, Shaojun Zhou, Howard S. Meyer, Yong Ding | 2015-07-07 |