Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8286753 | Steel pump jack with safety latch and method | Brett Latimer | 2012-10-16 |
| 8256053 | Ramp bottom transition foot | Kyle G. Astor, Brett Latimer | 2012-09-04 |
| 7992732 | Truck rack and loading/unloading system | Erwin Cornel Demiany | 2011-08-09 |
| 7857096 | Steel pump jack with safety latch and method | Brett Latimer | 2010-12-28 |
| 7661512 | Pump jack and method | Richard E. Feldmiller, Jr. | 2010-02-16 |
| 6491234 | Boom sprayer and method of spraying | — | 2002-12-10 |
| 6167821 | Method and apparatus for fumigating soil | — | 2001-01-02 |
| 6085993 | Boom sprayer and method of spraying | — | 2000-07-11 |
| 5758745 | Extension ladder, combination end cap/guide bracket, and method for climbing | Mitchell H. Hetrich, Christine A. Leipheimer, Marc A. Mabie | 1998-06-02 |
| 5573081 | Ladder top with bail recess | Frederick J. Bartnicki, Lauren S. Sherbondy, Donald M. Werner, Dale R. King, Harold L. Bernard | 1996-11-12 |
| D355994 | Castle-style climbing equipment display | Michael Werner, Kevin McIntire | 1995-03-07 |
| 5366051 | Hollow plastic ladder | Frederick J. Bartnicki | 1994-11-22 |
| 5358070 | Ladder top | Frederick J. Bartnicki, Harold L. Bernard, Donald M. Werner, Dale R. King | 1994-10-25 |
| 5259480 | Ladder top | Frederick J. Bartnicki, Harold L. Bernard, Donald M. Werner | 1993-11-09 |
| D340773 | Ladder top | Frederick J. Bartnicki, Harold L. Bernard, Donald M. Werner | 1993-10-26 |
| D340291 | Ladder pail shelf | Frederick J. Bartnicki, Francis W. MacGregor, Donald M. Werner | 1993-10-12 |
| 5131495 | Hollow plastic ladder | Frederick J. Bartnicki | 1992-07-21 |