Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717087 | Apparatus for continuously supplying a web of sheet material | John Keene, Bengt L. Kuller | 1988-01-05 |
| 4673142 | Apparatus for continuously supplying a web of sheet material | John Keene, Bengt L. Kuller | 1987-06-16 |
| 4614313 | Apparatus for continuously supplying a web of sheet material | John Keene, Bengt L. Kuller | 1986-09-30 |
| 4564150 | Apparatus for continuously supplying a web of sheet material | John Keene, Bengt L. Kuller | 1986-01-14 |