Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7670439 | Chopping system for a dishwasher pump assembly | Robert A. Elick, Thomas M. Johnson | 2010-03-02 |
| 7334589 | Sound sealing system for a dishwasher | Marty R. Jordan, Randy D. McAlexander, Barry E. Tuller | 2008-02-26 |
| 6007640 | Method for using a turbidity sensor to interrupt drain motor and water valve | Thomas M. Johnson | 1999-12-28 |
| 5957144 | Turbidity sensor that interrupts drain motor and water valve | Thomas M. Johnson | 1999-09-28 |