Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8839556 | Pet door systems and methods of operation thereof | Steve Brooks, David Alan Woodfield | 2014-09-23 |
| 4638147 | Microprocessor controlled through-flow electric water heater | Anthony Dytch, William S. Wright | 1987-01-20 |