Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5800652 | Method and apparatus for tail sealing of convolutely wound webs | Richard J. Vigneau, Richard C. Dvorak | 1998-09-01 |
| 5660349 | Method and apparatus for winding coreless rolls | David C. Miller, Richard J. Vigneau | 1997-08-26 |
| 5573615 | Method and apparatus for tail sealing of convolutely wound webs | Richard J. Vigneau, Richard C. Dvorak | 1996-11-12 |
| 5421536 | Surface winder with recycled mandrels and method | James E. Hertel, Lawrence J. Oliver | 1995-06-06 |
| 4682977 | Apparatus for folding spaced segments of web material | — | 1987-07-28 |