Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11752727 | Method and apparatus for making bags | Paul A. Selle, Kenneth C. Radtke, Paul Johnson, Christopher L. White, Arvid R. Johnson +6 more | 2023-09-12 |
| 9751273 | Method and apparatus for making bags | Paul A. Selle, Kenneth C. Radtke, Paul Johnson, Christopher L. White, Arvid R. Johnson +6 more | 2017-09-05 |
| 9238343 | Method and apparatus for making bags | Paul A. Selle, Kenneth C. Radtke, Paul Johnson, Christopher L. White, Arvid R. Johnson +6 more | 2016-01-19 |
| 8257236 | Method and apparatus for making bags | Paul A. Selle, Kenneth C. Radtke, Paul Johnson, Christopher L. White, Arvid R. Johnson +6 more | 2012-09-04 |
| 8012076 | Method and apparatus for making bags | Paul A. Selle, Kenneth C. Radtke, Paul Johnson, Christopher L. White, Arvid R. Johnson +6 more | 2011-09-06 |
| 7811219 | Method and apparatus for making bags | Paul Johnson, Christopher L. Schlies | 2010-10-12 |
| 7445590 | Method and apparatus for making bags | Paul A. Selle, Kenneth C. Radtke, Paul Johnson, Christopher L. White, Arvid R. Johnson +6 more | 2008-11-04 |
| 7326162 | Bag making machine | Edward Clemons, Michael J. Stickney | 2008-02-05 |
| 6117058 | Bag making machine | Edward Clemons, Michael J. Stickney | 2000-09-12 |
| 5979729 | Separating a web at a line of weakness | John Schmidt | 1999-11-09 |
| 5964389 | Separating a web at a line of weakness | John Schmidt | 1999-10-12 |
| 5961020 | Separating a web at a line of weakness | John Schmidt | 1999-10-05 |
| 5934534 | Separating a web at a line of weakness | John Schmidt | 1999-08-10 |
| 5861078 | Method and apparatus for detecting a seal on a plastic bag | John J. Huben, John Schmidt, Kevin O. Heindel, Thomas C. Jansen, Stephen A. Saindon | 1999-01-19 |
| 5072572 | Method and apparatus for wrapping folio reams and the like | Otis E. Meives, Andrew Pritzl | 1991-12-17 |