Issued Patents All Time
Showing 25 most recent of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404171 | Alternating fixed and fluidized bed reactor systems and processes | Lin Li, Alexander E. Kuperman, Xiaoying Ouyang | 2025-09-02 |
| 12384975 | Multi-tube reactor systems and processes for no-oxidative conversion of methane | Lin Li, Xiaoying Ouyang, Alexander E. Kuperman | 2025-08-12 |
| 12258302 | Ionic liquid alkylation of isobutane with ethylene to produce alkylate | Bong-Kyu Chang, Hye Kyung Cho Timken | 2025-03-25 |
| 11964926 | Ionic liquid alkylation of isobutane with ethylene to produce alkylate | Bong-Kyu Chang, Hye Kyung Cho Timken | 2024-04-23 |
| 11878260 | Three phase separation in a distillation column | — | 2024-01-23 |
| 11807610 | Functionalized ionic liquid for solvating heavy aromatic compounds | Saleh Elomari, Timi Pravin Singa | 2023-11-07 |
| 11781076 | Multi-tube reactor systems and processes for no-oxidative conversion of methane | Lin Li, Xiaoying Ouyang, Alexander E. Kuperman | 2023-10-10 |
| 11724972 | Combined process for alkylation of light olefins using ionic liquid catalysts | Matthew C. Cole, Dominic P. Weber, Rajeswar Gattupalli, Hye Kyung Cho Timken, Bong-Kyu Chang +1 more | 2023-08-15 |
| 11643373 | Integrated reactor for ionic liquid alkylation using bio-ethylene feedstock | Hye Kyung Cho Timken, Bong-Kyu Chang | 2023-05-09 |
| 11621059 | Method for on-line prediction of conjunct polymer concentration in a hydrocarbon conversion process | Toni Zhang Miao, Hye Kyung Cho Timken, Eddy Lee, Bong-Kyu Chang | 2023-04-04 |
| 11135575 | Apparatus for regeneration of acidic ionic liquid without addition of a hydrogenation catalyst | Michael John Girgis, Bong-Kyu Chang, Hye Kyung Cho Timken, Steven Xugi Song, Michael S. Driver | 2021-10-05 |
| 10934493 | Extraction of heavy polynuclear aromatics from heavy oil | Saleh Elomari, Hye Kyung Cho Timken, Jeff William Johns | 2021-03-02 |
| 10888857 | Ionic liquid catalyst regeneration with reduced hydrogen amounts | Elizabeth Carter, Douglas A. Nafis, Bong-Kyu Chang, Hye Kyung Cho Timken, Michael John Girgis | 2021-01-12 |
| 10610809 | Process using an integrated coalescing system for separating dispersed ionic liquid from liquid hydrocarbon | Hye Kyung Cho Timken | 2020-04-07 |
| 10486131 | Integrated reactor system for ionic liquid-catalyzed hydrocarbon conversion | Michael John Girgis | 2019-11-26 |
| 10384198 | Process using an integrated system to continuously inject small amounts of immiscible liquid | Gordon R. Deppe, Albert E. Butterfield, IV, Allison Amy Evans, Jacob Fritz | 2019-08-20 |
| 10279339 | Integrated system to continuously inject small amounts of immiscible liquid | Gordon R. Deppe, Albert E. Butterfield, IV, Allison Amy Evans, Jacob Fritz | 2019-05-07 |
| 10173194 | Systems for ionic liquid catalyzed alkylation based on a modular reactor | Arthur William Etchells, III, Donald Henry Mohr, Hye Kyung Cho Timken, Moinudden Ahmed, Krishniah Parimi +2 more | 2019-01-08 |
| 10113963 | Integrated systems and processes for online monitoring of a chemical concentration in a flow of a degassed ionic liquid | Hye Kyung Cho Timken, Toni Zhang Miao, Howard Steven Lacheen, Bi-Zeng Zhan | 2018-10-30 |
| 10094778 | Integrated systems and processes for online monitoring of a chemical concentration in an ionic liquid | Hye Kyung Cho Timken, Toni Zhang Miao, Howard Steven Lacheen, Bi-Zeng Zhan | 2018-10-09 |
| 10005057 | Segmented reactor for homogeneous regeneration of spent ionic liquid | Michael John Girgis | 2018-06-26 |
| 9956504 | Integrated coalescing system for separating dispersed ionic liquid from liquid hydrocarbon | Hye Kyung Cho Timken | 2018-05-01 |
| 9956552 | Regeneration of acidic ionic liquid without addition of a hydrogenation catalyst | Michael John Girgis, Bong-Kyu Chang, Hye Kyung Cho Timken, Steven Xugi Song, Michael S. Driver | 2018-05-01 |
| 9829368 | Industrial process monitoring and imaging | Roy Lester Kutlik, Daniel Finfer, Tom Parker, Mahmoud Farhadiroushan | 2017-11-28 |
| 9802186 | Reactor for homogeneous regeneration of spent ionic liquid | Michael John Girgis, Hye Kyung Cho Timken | 2017-10-31 |