Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809055 | Zeolites and molecular sieves and the use thereof | Rudolf Overbeek, Nelleke van der Puil, Chuen Y. Yeh, Lawrence L. Murrell, Yun-Feng Chang +1 more | 2004-10-26 |
| 6793911 | Nanocrystalline inorganic based zeolite and method for making same | Chuen Y. Yeh, Philip J. Angevine | 2004-09-21 |
| 6762143 | Catalyst containing microporous zeolite in mesoporous support | Zhiping Shan, Jacobus Jansen, Chuen Y. Yeh, Thomas Maschmeyer | 2004-07-13 |