Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10927433 | Method of producing titanium from titanium oxides through magnesium vapour reduction | Gehan Amaratunga, Niranjala Fernando, Gayan Priyadarshana, Nilwala Kottegoda | 2021-02-23 |
| 10316391 | Method of producing titanium from titanium oxides through magnesium vapour reduction | GAYANI ABAYAWEERA, Gehan Amaratunga, Niranjala Fernando, Nilwala Kottegoda, Ruwini Ekanayake | 2019-06-11 |
| 10192660 | Process for preparation of nanoparticles from magnetite ore | Gayan Priyadharshana, Sunanda Gunasekara, Nilwala Kottegoda, Atula Senaratne | 2019-01-29 |
| 9109101 | Process for making reinforcing elastomer-clay nanocomposites | Upul Nishantha Ratnayake, Charminda Peiris, Nanda Fernando, Sarathchandra Karunaratne, Dileepa Prematunga | 2015-08-18 |
| 8696784 | Composition and method for sustained release of agricultural macronutrients | Nilwala Kottegoda, Gayan Priyadharshana, Chanaka Sandaruwan, Damayanthi Dahanayake, Sunanda Gunasekara +1 more | 2014-04-15 |
| 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, A. Nadeesh Madusanka | 2013-01-29 |