Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6740790 | Making an olefin product from an oxygenate | Keith H. Kuechler, Marcel Janssen, Stephen Vaughn, Shun C. Fung, Nicolas Coute +6 more | 2004-05-25 |
| 6673978 | Process for making olefins | Nicolas P. Coute', Keith H. Kuechler, Paul N. Chisholm, Stephen Vaughn, James R. Lattner | 2004-01-06 |
| 6437208 | Making an olefin product from an oxygenate | Keith H. Kuechler, Marcel Janssen, Stephen Vaughn, Shun C. Fung, Nicolas Coute +6 more | 2002-08-20 |
| 6137022 | Process for increasing the selectivity of a reaction to convert oxygenates to olefins | Keith H. Kuechler, Hsiang-Ning Sun | 2000-10-24 |
| 5237678 | System for storing and manipulating information in an information base | David W. Kuechler | 1993-08-17 |
| 4811199 | System for storing and manipulating information in an information base | David W. Kuechler | 1989-03-07 |