Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9212402 | Aldehyde scrubbing in crust leather and tanned leather | Robert W. Grich, Joseph M. Hoefler, Kelley L. Klein, Jill A. Ottinger | 2015-12-15 |
| 7637961 | Composition and method for preparing leather | Shang-Jaw Chiou, Robert F. Dougherty | 2009-12-29 |
| 6939922 | Coating and coating composition | Ronald Scott Beckley, Robert Mitchell Blankenship, Albert Benner Brown, James Brown, Shang-Jaw Chiou +12 more | 2005-09-06 |
| 6663676 | Preparation of an aqueous composition for treating leather | Monika Ulrike Fritsche, James J. Hodder | 2003-12-16 |
| 5330537 | Leather treatment selected amphiphilic copolymer | Thomas Stewart, Patricia M. Lekso | 1994-07-19 |
| 5316860 | Leather treatment selected amphiphilic copolymers | Thomas Stewart, Patricia Marie Lesko | 1994-05-31 |
| 4417077 | Heterogeneous anionic transition metal catalysts | Russell S. Drago | 1983-11-22 |
| 4328125 | Heterogeneous anionic transition metal catalysts | Russell S. Drago | 1982-05-04 |