Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5259336 | Combined automatic pet waterer and feeder | — | 1993-11-09 |
| D338746 | Combined automatic pet waterer and feeder with removable food dish | Rebecca S. Harris | 1993-08-24 |
| D315037 | Combined automatic pet waterer and feeder | — | 1991-02-26 |
| D300277 | Automatic pet waterer and feeder | — | 1989-03-14 |
| 4591190 | Voucher with self-contained verification means | — | 1986-05-27 |