Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372881 | Thermoformable polyolefin sheet | William R. Roller, Lawrence Lyon, Ame P. Krueger | 1994-12-13 |
| 5153039 | High density polyethylene article with oxygen barrier properties | William D. Ray | 1992-10-06 |
| 5049441 | High density polyethylene compositions | Edwin A. Jenkins, William D. Ray | 1991-09-17 |
| 4911985 | High density polyethylene compositions containing polyisobutylene rubber and filler | Edwin A. Jenkins, William D. Ray | 1990-03-27 |