Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286584 | High-performance primary emulsifier for invert-emulsion oil based mud | Jothibasu Ramasamy | 2025-04-29 |
| 11427744 | Waste vegetable oil-based emulsifier for invert emulsion drilling fluid | Jothibasu Ramasamy, Md Amanullah | 2022-08-30 |
| 10577527 | Waste vegetable oil-based emulsifier for invert emulsion drilling fluid | Jothibasu Ramasamy, Md Amanullah | 2020-03-03 |