Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D367136 | Mop head | Mary M. Hoagland | 1996-02-13 |
| D358244 | Sponge mop with composite curved wringer plate | Rainer B. Teufel, Paul R. Burger, Thomas J. Ward | 1995-05-09 |
| 5406667 | Refill sponge mop with composite curved wringer plate | Rainer B. Teufel, Paul R. Burger, Mary Holt, Thomas J. Ward | 1995-04-18 |
| 5406670 | Dust mop | Rainer B. Teufel, Thomas J. Ward, Mary Holt | 1995-04-18 |