Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10836835 | Cellulose ester optical films | Charles Michael Buchanan, Michael Eugene Donelson, Peter Borden Mackenzie, Bin Wang | 2020-11-17 |
| 10494447 | Cellulose ester optical films | Charles Michael Buchanan, Michael Eugene Donelson, Peter Borden Mackenzie, Bin Wang | 2019-12-03 |
| 9975967 | Cellulose ester optical films | Charles Michael Buchanan, Michael Eugene Donelson, Peter Borden Mackenzie, Bin Wang | 2018-05-22 |
| 9926384 | Regioselectively substituted cellulose esters produced in a tetraalkylammonium alkylphosphate ionic liquid process and products produced therefrom | Charles Michael Buchanan, Norma Lindsey Buchanan | 2018-03-27 |
| 9796791 | Cellulose ester optical films | Charles Michael Buchanan, Michael Eugene Donelson, Peter Borden Mackenzie, Bin Wang | 2017-10-24 |
| 9096691 | Cellulose ester optical films | Charles Michael Buchanan, Michael Eugene Donelson, Peter Borden Mackenzie, Bin Wang | 2015-08-04 |
| 8871924 | Regioselectively substituted cellulose esters produced in a tetraalkylammonium alkylphosphate ionic liquid process and products produced therefrom | Charles Michael Buchanan, Norma Lindsey Buchanan | 2014-10-28 |
| 8729253 | Cellulose ester optical films | Charles Michael Buchanan, Michael Eugene Donelson, Peter Borden Mackenzie, Bin Wang | 2014-05-20 |
| 8524887 | Regioselectively substituted cellulose esters produced in a tetraalkylammonium alkylphosphate ionic liquid process and products produced therefrom | Charles Michael Buchanan, Norma Lindsey Buchanan | 2013-09-03 |
| 8067488 | Cellulose solutions comprising tetraalkylammonium alkylphosphate and products produced therefrom | Charles Michael Buchanan, Norma Lindsey Buchanan | 2011-11-29 |