Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6860697 | Container unloading apparatus | Robert Mann Bradbury, William A. Cupp, Michael S. Kent, Paul Malcolm Meade, Dirk Pruessmann +2 more | 2005-03-01 |
| 5538365 | Two-pressure, pneumatic conveying system for rod-like articles with partial air venting | Albert D. Seim, II, Herman Joseph Steinbuchel, IV | 1996-07-23 |
| 5161663 | Conveyer system for rod-like articles | William A. Cupp, David M. Hawkins, Albert D. Seim, II | 1992-11-10 |