Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421718 | Toggle cam bolt | — | 2022-08-23 |
| 10947987 | High speed centrifugal pump lined seal housing | Ryan P. Grimm, Jared Wageman | 2021-03-16 |
| 10087004 | Material handling hopper | — | 2018-10-02 |
| 8863940 | Drag conveyor system | Keith Sterner, John F. Simonof, Jr., Korey A. Szapacs | 2014-10-21 |
| 7617655 | Bulk bag tie-off assembly | Keith Sterner, David A. Dunker, John F. Simonof, Jr. | 2009-11-17 |
| 7353851 | Bulk bag filler with hook latch mechanism | Keith Sterner, John F. Simonof, Jr. | 2008-04-08 |
| 7159744 | Flow promotion device for bulk bag discharger | Keith Sterner, John F. Simonof, Jr. | 2007-01-09 |
| 7032875 | Bag closing apparatus | Keith Sterner, Dennis E. Graham, John F. Simonof, Jr. | 2006-04-25 |
| 7004212 | Moveable head bulk bag filler | Keith Sterner, John F. Simonoff, Jr. | 2006-02-28 |
| 6892510 | Bag closing apparatus | Keith Sterner, Dennis E. Graham, John F. Simonof, Jr. | 2005-05-17 |
| 6502367 | Bag closing apparatus | Keith Sterner, Dennis E. Graham, John F. Simonof, Jr. | 2003-01-07 |
| 6427955 | Bag lifting frame retainers | Keith Sterner, John F. Simonof, Jr. | 2002-08-06 |
| 6340100 | Apparatus for securing a bulk bag to a discharge spout | Dennis E. Graham, John F. Simonof, Jr. | 2002-01-22 |
| 6290098 | Flow promotion apparatus | Keith Sterner, James L. Marino, John F. Simonof, Jr. | 2001-09-18 |
| 6176278 | Bulk bag holder | John F. Simonof, Jr., Keith Sterner | 2001-01-23 |
| 6149110 | Bulk bag holder | John F. Simonof, Jr., Keith Sterner | 2000-11-21 |
| 5913459 | High flow hopper, charging adapter and assembly of same | John F. Simonof, Jr., Keith Sterner | 1999-06-22 |
| 5184759 | Apparatus for elongating a bulk bag and a bulk bag unloading station incorporating the same | Larry J. Duca, Robert M. Badway, Michael Walsh, John F. Simonof, Jr. | 1993-02-09 |