Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D924378 | Non-return device valve member | Douglas Wayne Mirth | 2021-07-06 |
| D917027 | Non-return device valve support member | Douglas Wayne Mirth | 2021-04-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D924378 | Non-return device valve member | Douglas Wayne Mirth | 2021-07-06 |
| D917027 | Non-return device valve support member | Douglas Wayne Mirth | 2021-04-20 |