Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D483840 | Lay down tub | — | 2003-12-16 |
| D474835 | Sink having hidden drain | Robert E. Kahle | 2003-05-20 |
| D472966 | Sink basin rim | — | 2003-04-08 |
| D470927 | Trapway for a sink | — | 2003-02-25 |
| D468815 | Sink having hidden drain | Robert E. Kahle | 2003-01-14 |
| D462113 | Soaking tub | Keith Marshall | 2002-08-27 |