Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9739064 | Drainage system and apparatus for treating runoff | Robert Yaw Gyamfi Andoh, Jeremy Paul Lecornu, Kwabena Osei | 2017-08-22 |
| 9688544 | Treatment device | Andrew Pearson Nancollis, Robert Yaw Gyamfi Andoh, Keith Garry Hutchings | 2017-06-27 |