Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10053750 | Recovery of nickel in leaching of laterite ores | Vaikuntam I. Lakshmanan, Ramamritham Sridhar, Md. Abdul Halim, Jonathan Y. Chen | 2018-08-21 |
| 8916116 | Separation of iron from value metals in leaching of laterite ores | Vaikuntam I. Lakshmanan, Ramamritham Sridhar, Jonathan Y. Chen, M. A. Halim | 2014-12-23 |