Sri Lanka’s JKH files patent on energy storage nanomaterial
Jan 16, 2017 (LBO) - Sri Lanka's John Keells Holdings plc filed its first patent jointly with the Council for Scientific and Industrial Research (CSIR) India, …
Jan 16, 2017 (LBO) - Sri Lanka's John Keells Holdings plc filed its first patent jointly with the Council for Scientific and Industrial Research (CSIR) India, …