Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7439222 | Process and systems for peptide synthesis | Martin R. Guinn, David A. Johnston, Hendrick Moorlag, Mark Alan Schwindt | 2008-10-21 |
| 7288658 | Process for preparation of pyridine derivatives | Wolfgang Goehring, Peter J. Harrington, David A. Johnston, Goesta Rimmler | 2007-10-30 |
| 6858749 | Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one | Michael P. Fleming, Yeun-Kwei Han, David A. Johnston, Roger P. Micheli, Kurt Puentener +4 more | 2005-02-22 |
| 6818789 | Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one | Michael P. Fleming, Yeun-Kwei Han, David A. Johnston, Roger P. Micheli, Kurt Puentener +4 more | 2004-11-16 |
| 6743927 | Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one | Michael P. Fleming, Yeun-Kwei Han, David A. Johnston, Roger P. Micheli, Kurt Puentener +4 more | 2004-06-01 |
| 6552204 | Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one | Peter J. Harrington, Kurt Puentener, Michelangelo Scalone | 2003-04-22 |
| 6545165 | Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one | Michael P. Fleming, Yeun-Kwei Han, David A. Johnston, Roger P. Micheli, Kurt Puentener +4 more | 2003-04-08 |