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| Number | Title | Issue Date |
| 5949147 | Short circuit safety audible monitor An electrical short circuit protection device for an electric trailer brake controller includes a fuse connected between the controller and the trailer brakes and an acoustic piezoelectric transducer connected across the fuse. Upon a short circuit fault d... | 09/07/1999 |
| 5582441 | Device for applying sand to roads for use in vehicles A sand delivery system for use in automobiles, or other vehicles. The device uses the hollow front bumpers found on most modern vehicles today to store bags of sand, which is delivered through a number of nozzles located in the front of the vehicle. A blo... | 12/10/1996 |
