Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5137954 | Polyvinyl butyral sheet | Arijit M. DasGupta, Donald J. David | 1992-08-11 |
| 5013779 | Plasticized polyvinyl butyral and interlayer thereof | Robert H. Fariss | 1991-05-07 |
| 5013780 | Plasticized polyvinyl butyral and interlayer thereof | Robert H. Fariss | 1991-05-07 |