Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10710904 | Device and a process for purification of grey water | Shajahan Abdul Kareem, Santosh Gupta, Shailendra Pratap, Rajeesh Kumar Ramachandran | 2020-07-14 |
| 10590015 | Device and a process for recovering clean water and surfactant concentrate from grey water | Shajahan Abdul Kareem, Santosh Gupta | 2020-03-17 |