Patents by Scientists
Innovation and Technology Transfer
Patents obtained by NIFS scientists
This page highlights patents and applied innovation outputs linked to NIFS scientists, showing how fundamental research can lead to practical technologies and wider national impact.
Total patents
20
Patent types
3
| # | Patent number | Application date | Subtype | Title | Inventors | Owner | Certificate |
|---|---|---|---|---|---|---|---|
| 1 | P/09772 | 15/06/1987 | National Patent | A Process for Making Superphosphate Fertilizer from Apatite | Prof. K. Tennakone | Institute of Fundamental Studies [LK] | Not available |
| 2 | P/09873 | 15/02/1988 | National Patent | A Process for Making Ammonium Phosphate Fertilizers from Eppawala Apatite | Prof. K. Tennakone | Institute of Fundamental Studies [LK] | Not available |
| 3 | P/10979 | 1996 | National Patent | Dye-sensitized, Nano-porous, Solid-state Photovoltaic Cell n-TiO2/dye/p-CuI | Prof. K. Tennakone and Prof. G. R. R. A. Kumara | Institute of Fundamental Studies [LK] | Not available |
| 4 | P/11488 | 31/07/1998 | National Patent | Dye-Sensitized Nano-Porous Photoelectro Chemical Cell Made from Tin (IV) Oxide Containing Zinc Oxide | Prof. K. Tennakone, Dr. I. R. M. Kottegoda, Prof. G. R. R. A. Kumara | Institute of Fundamental Studies [LK] | Not available |
| 5 | P/11499 | 19/08/1998 | National Patent | Continuous Flow Reactor for Solar Decontamination of Water | Prof. K. Tennakone, Dr. I. R. M. Kottegoda, Prof. G. R. R. A. Kumara | Institute of Fundamental Studies [LK] | Not available |
| 6 | P/11982 | 19/01/2000 | National Patent | Dye-sensitized Solid-state Solar Cell with Copper (I) Bromide-Alkyl Sulphide Complex (CuBr.R2S) as the Positive Charge Collecting p-type Semiconductor Material | Prof. K. Tennakone, Prof. G. K. R. Senadeera, D. B. R. A. de Silva | Institute of Fundamental Studies [LK] | Not available |
| 7 | P/12330 | 01/02/2001 | National Patent | Dye Sensitized Photoelectrochemical Cell Made from a Film of Magnesium Oxide Coated Tin (IV) Oxide | Prof. K. Tennakone, Prof. J. M. S. Bandara, Dr. P. V. V. Jayaweera, Mrs. K. M. P. Bandaranayake | Institute of Fundamental Studies [LK] | Not available |
| 8 | P/15958 | 26/08/2010 | National Patent | Biofilmed Biofertilizers for the Improvement of Soil Fertility and Crop Production | Prof. S. A. Kulasooriya, Prof. G. Seneviratne, Mr. A. P. D. A. Jayasekara | Institute of Fundamental Studies [LK] | Not available |
| 9 | P/17423 | 29/10/2013 | National Patent | Detection of rpoB, inhA and katG Sequences of Mycobacterium tuberculosis Complex | Prof. D. N. Magana Arachchi | Institute of Fundamental Studies [LK] and National Research Council | Not available |
| 10 | P/18728 | 31/03/2016 | National Patent | Method for Preparing Surface Modified Vein Graphite through Chemical Oxidation | Dr. H. W. M. A. C. Wijayasinghe, N. W. B. Balasooriya, Dr. T. H. N. G. Amaraweera | National Institute of Fundamental Studies [LK] | Not available |
| 11 | P/18729 | 31/03/2016 | National Patent | Method of Purification of Vein Graphite by Acid Leaching to Ultra High Purity | Dr. H. W. M. A. C. Wijayasinghe, N. W. B. Balasooriya, Dr. T. H. N. G. Amaraweera | National Institute of Fundamental Studies [LK] | Not available |
| 12 | P/18730 | 31/03/2016 | National Patent | Method of Manufacturing Lithium Carbonate Coated Vein Graphite Anode for Lithium-Ion Battery | Dr. H. W. M. A. C. Wijayasinghe, N. W. B. Balasooriya, Dr. T. H. N. G. Amaraweera | National Institute of Fundamental Studies [LK] | Not available |
| 13 | P/19595 | 14/11/2017 | National Patent | A Method of Producing Electrically Conducting and Highly Porous, High-Grade Activated Carbon from Coconut Shells Using a Simple Procedure | Prof. G. R. R. A. Kumara | National Institute of Fundamental Studies [LK] | Not available |
| 14 | P/19596 | 14/11/2017 | National Patent | A Method of Recovering Waste Graphite Attached to Wall Rocks in Vein Graphite Mines | Prof. G. R. R. A. Kumara | National Institute of Fundamental Studies [LK] | Not available |
| 15 | P/20970 | 06/02/2020 | National Patent | Carica papaya Leaf Juice for Anti-adipogenic and Anti-obesity Activity | Prof. P. V. Udagama, Dr. V. L. K. Udalamaththa, S. Wijeratne, Prof. L. Jayasinghe, P. Ratnayake | University of Colombo | Not available |
| 16 | P/20538 | 2021 | National Patent | A Herbal Distillate to Alter Proliferation of Stem Cells Using Ficus benghalensis Plant Parts | Prof. P. V. Udagama, Dr. V. Udalamaththa, U. Samaratunge, L. Jayasinghe, S. Wijeratne | University of Colombo | Not available |
| 17 | 10-2015-101536937 | 2015 | Korea | Method of Inhibiting Transport of Antibiotics in Soil Using Biochars (Sicyos angulatus L.) | Y. S. Ok, Dr. A. Rajapaksha, Prof. M. Vithanage, J. E. Lim | International collaborative filing | Not available |
| 18 | 10-2013-0020263 | 2015 | Korea | Method for Removal of Antibiotics in Water Using Steam Activated Biochar Derived from Bur Cucumber (Sicyos angulatus L.) | Y. S. Ok, Dr. A. Rajapaksha, Prof. M. Vithanage, Lee S. S., Park J. N. | International collaborative filing | Not available |
| 19 | 10-2014-0060430 | 2016 | Korea | Activation Method of Biochar Using Acid Treatment, Acid-activated Biochar and Preparing Method Thereof | Y. S. Ok, Dr. A. Rajapaksha, Prof. M. Vithanage, Lim J., Hwang E.-Nam | International collaborative filing | Not available |
| 20 | 104634 | 2009 | Portuguese | Method for Preparing Electrochromic Inks, filed by Dreams-Portugal, Madan Parque Sul, Quinta da Torre, Caparica, Portugal | Claudia Brito da Costa, Prof. G. K. R. Senadeera, Elvira Maria Correia Fortunato, Ines Domingues da Silva Henriques | Dreams-Portugal | Not available |
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