Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8617284 | Cellulose based sustained release macronutrient composition for fertilizer application | Nilwala Kottegoda, Imalka Munaweera, Lilantha Samaranayake, Sunanda Gunasekara, Ajith De Alwis +1 more | 2013-12-31 |
| 8361185 | Compositions for sustained release of agricultural macronutrients and process thereof | Nilwala Kottegoda, Imalka Munaweera, Veranja Karunaratne | 2013-01-29 |