Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8894321 | Warm mix asphalt | Iain Jack | 2014-11-25 |
| 8123824 | Artificial firelog using oil and/or fat-retaining materials | Alexander U. Cavero, Jr., Gary W. Leach, Alan Zachary | 2012-02-28 |
| 8007550 | Artificial firelog using non-petroleum waxes | Gary W. Leach, Alan Zachary | 2011-08-30 |
| 5102992 | Method of producing prepolymers from hydroxyalkyl lignin derivatives | Wolfgang G. Glasser, Stephen S. Kelley, Li S. Nieh | 1992-04-07 |
| 5066790 | Method of producing star-like polymers from lignin | Wolfgang G. Glasser, Stephen S. Kelley, Li S. Nieh | 1991-11-19 |
| 4918167 | Method of producing prepolymers from hydroxyalkyl lignin derivatives | Wolfgang G. Glasser, Stephen S. Kelley, Li S. Nieh | 1990-04-17 |