Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561310 | Fluid flow measurement | Richard H. Barnard | 1985-12-31 |
| 4472022 | Vortex flowmeter | Kenneth E. Bearcroft, Richard H. Barnard | 1984-09-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561310 | Fluid flow measurement | Richard H. Barnard | 1985-12-31 |
| 4472022 | Vortex flowmeter | Kenneth E. Bearcroft, Richard H. Barnard | 1984-09-18 |