Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7254879 | Method and apparatus for treating fluids | Michael T. Romanyszyn | 2007-08-14 |
| 7087178 | Method and apparatus for treating fluids | Michael T. Romanyszyn | 2006-08-08 |
| 6649059 | Apparatus for treating fluids | Michael T. Romanyszyn | 2003-11-18 |
| 5822955 | Grip for a grasping device | John Woosley, Alfred A. Schroeder, Thomas J. Chadwell | 1998-10-20 |
| 5581982 | Method for automatically bagging ice using a timer and multipositional electronic scale | Alfred A. Schroeder, Thomas J. Chadwell | 1996-12-10 |
| 5458851 | Automatic ice bagger with self-contained sanitizing system | Alfred A. Schroeder | 1995-10-17 |