Issued Patents All Time
Showing 51–75 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264286 | Control module for a brake system for a semi-trailer | Donald J. Ehrlich, Gerard O. McCann | 2001-07-24 |
| 6220651 | Composite joint configuration | — | 2001-04-24 |
| 6203114 | Temperature indicator for a semi-fluid synthetic grease filled axle | — | 2001-03-20 |
| 6199939 | Composite joint configuration | — | 2001-03-13 |
| 5997076 | Logistics at composite panel vertical joints | — | 1999-12-07 |
| 5938274 | Coining offset into edge of composite plate members for forming trailer doors and walls | — | 1999-08-17 |
| 5897174 | Braking system | — | 1999-04-27 |
| 5876089 | Trailer with horizontal logistics splice and vertical dummy splice members | — | 1999-03-02 |
| 5860693 | Composite joint configuration | — | 1999-01-19 |
| 5832836 | Modular articulated railcar | Donald J. Ehrlich, Francis S. Smidler, DeWayne B. Williams | 1998-11-10 |
| 5774972 | Method of punching a composite plate | — | 1998-07-07 |
| 5752791 | Cargo securement assembly | — | 1998-05-19 |
| 5685228 | Bi-tri-level deck system for a railcar | Donald J. Ehrlich, Francis S. Smidler, DeWayne B. Williams | 1997-11-11 |
| 5622115 | Modular articulated railcar | Donald J. Ehrlich, Francis S. Smidler, DeWayne B. Williams | 1997-04-22 |
| 5601033 | Door structure for a railcar in an articulated train | Donald J. Ehrlich, Francis S. Smidler, DeWayne B. Williams | 1997-02-11 |
| 5562981 | Trailer with fiberglass reinforced plastic side panels and method of making the same | — | 1996-10-08 |
| 5538330 | Axle vent | — | 1996-07-23 |
| 5536036 | Locking mechanism for air suspension | — | 1996-07-16 |
| 5516172 | Container lifting device | — | 1996-05-14 |
| 5439266 | Riveted plate trailer construction | — | 1995-08-08 |
| 5318335 | Container lifting device | — | 1994-06-07 |
| 5255952 | Van door structure | — | 1993-10-26 |
| 5221103 | Quick change slider panel and installation method for flatbed trailer | — | 1993-06-22 |
| 5218794 | Movable deck system | — | 1993-06-15 |
| 4969659 | Extendable container chassis | — | 1990-11-13 |