Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5137954 | Polyvinyl butyral sheet | Donald J. David, Roland J. Tetreault | 1992-08-11 |
| 5030688 | Ionomeric polyvinyl butyral | Ashok Misra, Donald J. David | 1991-07-09 |
| 4999253 | Polyvinyl butyral sheet | Ashok Misra, Donald J. David | 1991-03-12 |
| 4999078 | Reducing blocking and increasing flow of plasticized polyvinyl butyral sheet | Ashok Misra, Donald J. David | 1991-03-12 |
| 4968743 | Process for preparing polyinyl butyral sheet | Ashok Misra, Donald J. David | 1990-11-06 |
| 4968744 | Polyvinyl butyral polyblend | Ashok Misra, Donald J. David | 1990-11-06 |
| 4968745 | Method of producing ionomeric polyvinyl butyral | Ashok Misra, Donald J. David | 1990-11-06 |