Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8133558 | Polylactic acid blown film and method of manufacturing same | Edward Carl Tweed, Henry Mike Stephens | 2012-03-13 |
| 7615183 | Polylactic acid blown film and method of manufacturing same | Edward Carl Tweed, Henry Mike Stephens | 2009-11-10 |