Issued Patents All Time
Showing 51–75 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5926890 | Dock leveler lip construction | — | 1999-07-27 |
| 5881414 | Loading dock with adjustable bumpers | — | 1999-03-16 |
| 5832554 | Dock leveler with cam assisted lip extension | — | 1998-11-10 |
| 5831540 | Control system for loading docks | Vincent J. Sullivan | 1998-11-03 |
| 5826291 | Electrically actuated dock leveler | — | 1998-10-27 |
| 5813072 | Automatic safety legs for dock leveler | — | 1998-09-29 |
| 5781699 | Method for optimization of channel parameters in a data storage device | Mark Dittmar | 1998-07-14 |
| 5774920 | Electrically actuated dock leveler | — | 1998-07-07 |
| 5743697 | Automatic wheel chock | — | 1998-04-28 |
| 5709518 | Automatic wheel chock system | Robert C. Hersey | 1998-01-20 |
| 5586355 | Safety device for a vertically stored dock leveler | Donald Metz | 1996-12-24 |
| 5586356 | Automatic return to dock mechanism for mechanical dock leveler | — | 1996-12-24 |
| 5553343 | Dock leveler with folding barrier lip | — | 1996-09-10 |
| 5544381 | Dock leveler hydraulic circuit | — | 1996-08-13 |
| 5526545 | Automatic return to dock mechanism | — | 1996-06-18 |
| 5511267 | Dock leveler hydraulic circuit | — | 1996-04-30 |
| 5505575 | Pit mounted retractable vehicle restraint | — | 1996-04-09 |
| 5459963 | Safety gate for loading docks | — | 1995-10-24 |
| 5460460 | Scissors lift dock leveler | — | 1995-10-24 |
| 5454682 | Vehicle restraint | — | 1995-10-03 |
| 5396676 | Vertically storing dock leveler | Vincent J. Sullivan | 1995-03-14 |
| 5346353 | Vehicle restraint | — | 1994-09-13 |
| 5336033 | Vehicle restraint | — | 1994-08-09 |
| 5313681 | Vertically storing dock leveler | — | 1994-05-24 |
| 5303443 | Dock leveler hold-down system | — | 1994-04-19 |