Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7361132 | Cushioning conversion machine and method | Richard O. Ratzel, Joseph J. Harding, James A. Simmons, Donald J. Barnhouse | 2008-04-22 |
| 7258657 | Cushioning conversion machine and method | Richard O. Ratzel, Joseph J. Haroing, James A. Simmons, Donald J. Barnhouse | 2007-08-21 |
| 6974407 | Cushioning conversion machine and method | Richard O. Ratzel, Joseph J. Harding, James Simmons, Donald J. Barnhouse | 2005-12-13 |
| 6783489 | Cushioning conversion machine and method | Richard O. Ratzel, Joseph J. Harding, James A. Simmons, Donald J. Barnhouse | 2004-08-31 |
| 6626812 | Cushioning conversion machine and method | Joseph J. Harding, Richard O. Ratzel, Thomas E. Manley, Mike J. Timmers, Rogers P. M. Rinkens +2 more | 2003-09-30 |
| 6561964 | Cushioning conversion machine and method | Steven E. Armington, Richard O. Ratzel, James A. Simmons, David V. Murphy | 2003-05-13 |
| 6540652 | Cushioning conversion machine and method | Richard O. Ratzel, Roger P. M. Rinkens, Dirk Johannes Siekmann | 2003-04-01 |
| 6468197 | Cushioning conversion machine with severing mechanism | Richard O. Ratzel, James A. Simmons | 2002-10-22 |
| 6387029 | Cushioning conversion machine and method with stitching assemblies | — | 2002-05-14 |
| 6277459 | Perforated cushioning dunnage product, machine and method for making same | Christopher John Butcher | 2001-08-21 |
| 6207249 | Cushioning product and method with stitching | Edwin P. Belerlorzer, Edward W. Lintala | 2001-03-27 |
| 6135939 | Cushioning conversion machine and method | David V. Murphy | 2000-10-24 |
| 6035613 | Cushioning conversion machine and method with stitching assemblies | Edwin P. Beierlorzer | 2000-03-14 |
| 6033353 | Machine and method for making a perforated dunnage product | Christopher John Butcher | 2000-03-07 |
| 6019715 | Cushioning conversion machine and method | Richard O. Ratzel, Joseph J. Harding, James A. Simmons, Donald J. Barnhouse | 2000-02-01 |
| 5997461 | Cushioning conversion machine and method | Steven E. Armington, Richard O. Ratzel, James A. Simmons, David V. Murphy | 1999-12-07 |
| 5891009 | Cushioning conversion machine having a trumpeted shaping chute | Richard O. Ratzel, David V. Murphy | 1999-04-06 |
| 5836538 | Cushioning conversion system with stock roll lifter | Alvin Wells | 1998-11-17 |
| 5803893 | Cushioning conversion machine and method | Steven E. Armington, Richard O. Ratzel, James A. Simmons, David V. Murphy | 1998-09-08 |
| 5607383 | Modular cushioning conversion machine | Steven E. Armington, Richard O. Ratzel | 1997-03-04 |
| 5568867 | Paper cushioning product | — | 1996-10-29 |
| D370920 | Cushioning conversion machine | Steven E. Armington, Richard O. Ratzel | 1996-06-18 |