Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5137673 | Process for forming plasticized polyvinyl butyral sheet | David Paul Bourcier | 1992-08-11 |
| 5130174 | Shaped interlayer blank | — | 1992-07-14 |
| 5087502 | Process and intermediate sheet for forming shaped interlayer blanks | David Paul Bourcier | 1992-02-11 |
| 4808357 | Process for forming shaped interlayer blanks | David Paul Bourcier | 1989-02-28 |
| 4768939 | Apparatus for forming shaped interlayer blanks | David Paul Bourcier | 1988-09-06 |
| 4316868 | Extruding colored thermoplastic resin sheets | Frederick F. Valego, Jr., John C. Hoagland | 1982-02-23 |
| 4226818 | Production of polyvinylbutyral sheet rolls | Van Pelt Brower, Thomas E. Soar | 1980-10-07 |