Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818789 | Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one | Yeun-Kwei Han, Lewis M. Hodges, 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 | Yeun-Kwei Han, Lewis M. Hodges, David A. Johnston, Roger P. Micheli, Kurt Puentener +4 more | 2004-06-01 |