| 8353147 |
Apparatus and method for manufacture of a top opening reclosable bag having a tape formed reclosable seal |
Gregory S. Sprehe, William A. Bodolay, Donald K. Wright, Christopher L. Pemberton |
2013-01-15 |
| 6098369 |
Apparatus for attaching a reclosable fastener to a flexible material |
William A. Bodolay, Donald K. Wright |
2000-08-08 |
| 6059457 |
Evacuable storage bag with integral zipper seal |
Gregory S. Sprehe, Donald K. Wright |
2000-05-09 |
| 5662576 |
Method of manufacturing an improved bag for the cultivation of mushroom spawn and apparatus therefor |
Gregory S. Sprehe, William J. Towne |
1997-09-02 |
| 5659997 |
Bag for the cultivation of mushroom spawn |
Gregory S. Sprehe, William J. Towne |
1997-08-26 |
| 4976811 |
Apparatus for sealing film including sealing head with wedge-shaped lower-portion |
— |
1990-12-11 |
| 4961805 |
A method for severing and sealing sections of material |
— |
1990-10-09 |
| 4856989 |
Preheater for heat-sealing system for plastic containers |
— |
1989-08-15 |