Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D341853 | Wall mounted display board for children's toilet training | — | 1993-11-30 |
| D330225 | Wall mounted display board for children's toilet training | — | 1992-10-13 |
| D316278 | Wall mounted display board for children's toilet training | — | 1991-04-16 |
| D308989 | Wall mounted display board for children's toilet training | — | 1990-07-03 |