Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11067311 | Field conversion electric water heater | Matthew S. Park, William Jason Hall | 2021-07-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11067311 | Field conversion electric water heater | Matthew S. Park, William Jason Hall | 2021-07-20 |