Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398331 | Catalyst and process using SSZ-91 and ZSM-12 | Yihua Zhang, Guan-Dao Lei | 2025-08-26 |
| 12246969 | Synthesis of ton framework type molecular sieves | Joel E. Schmidt | 2025-03-11 |
| 11987757 | Processes for producing diesel from unconventional feedstocks | Kamala Krishna, Yihua Zhang, Guan-Dao Lei | 2024-05-21 |
| 11964875 | Synthesis of *MRE framework type molecular sieves | Dan Xie, Kurt Owen Jensen | 2024-04-23 |
| 11865527 | Hydroisomerization catalysts | Yihua Zhang, Guan-Dao Lei | 2024-01-09 |
| 11679987 | SSZ-91 catalyst | Dan Xie, Yihua Zhang, Guan-Dao Lei | 2023-06-20 |
| 11591231 | Organotemplate-free synthesis of a zeolite of ton framework type | Joel E. Schmidt, Cong-Yan Chen | 2023-02-28 |
| 11565943 | Synthesis of ton framework type molecular sieves | Joel E. Schmidt | 2023-01-31 |
| 11229903 | Hydroisomerization catalyst with improved thermal stability | Yihua Zhang, Guan-Dao Lei | 2022-01-25 |
| 11220435 | Molecular sieve SSZ-94, catalyst, and methods of use thereof | — | 2022-01-11 |
| 11001502 | Molecular sieve SSZ-91, methods for preparing SSZ-91, and uses for SSZ-91 | Dan Xie, Yihua Zhang, Guan-Dao Lei | 2021-05-11 |
| 10618816 | Molecular sieve SSZ-91, methods for preparing SSZ-91, and uses for SSZ-91 | Dan Xie, Yihua Zhang, Guan-Dao Lei | 2020-04-14 |
| 10604413 | Synthesis of *MRE framework type molecular sieves | Dan Xie | 2020-03-31 |
| 10577252 | Synthesis of molecular sieve SSZ-109 | Dan Xie | 2020-03-03 |
| 10272422 | Molecular sieve SSZ-95, method of making, and use | Yihua Zhang, Guan-Dao Lei, Stacey I. Zones | 2019-04-30 |
| 10160657 | High-silica SSZ-32x zeolite | Stacey I. Zones, Cong-Yan Chen | 2018-12-25 |
| 10052619 | Method for making molecular sieve SSZ-95 | Yihua Zhang, Guan-Dao Lei, Stacey I. Zones | 2018-08-21 |
| 9920260 | Processes using molecular sieve SSZ-91 | Dan Xie, Yihua Zhang, Guan-Dao Lei | 2018-03-20 |
| 9802830 | Molecular sieve SSZ-91 | Dan Xie, Yihua Zhang, Guan-Dao Lei | 2017-10-31 |
| 9573124 | Method for making molecular sieve SSZ-95 | Yihua Zhang, Stacey I. Zones, Guan-Dao Lei | 2017-02-21 |
| 8734758 | Method for preparing molecular sieves | James N. Ziemer, Tracy Margaret Davis, Stacey I. Zones | 2014-05-27 |
| 8545805 | Method for preparing small crystal SSZ-32 | Stacey I. Zones, Bowman Lee, Lun-Teh Yuen, Tracy Margaret Davis, James N. Ziemer | 2013-10-01 |
| 7214331 | Catalyst configuration and methods for syngas production | Weibin Jiang, Sudhakar R. Jale, Satish S. Tamhankar, Bruce Walter Uhlman | 2007-05-08 |
| 6596256 | Synthesis of low silicon sodium X zeolite | Frank R. Fitch, Martin Bulow, Craig S. Gittleman, Sudhakar R. Jale | 2003-07-22 |
| 6583081 | Method of manufacture of molecular sieves | Karl Seff, Hyun Sook P. Cordes, Martin Bulow, Frank R. Fitch, Sudhakar R. Jale +1 more | 2003-06-24 |