PK

Poopathy Kathirgamanathan

Merck: 15 patents #708 of 9,382Top 8%
SE South Bank University Enterprises: 5 patents #1 of 25Top 4%
CP Cookson Group Plc: 3 patents #4 of 64Top 7%
NI Nissan Chemical Industries: 3 patents #343 of 1,150Top 30%
Overall (All Time): #113,667 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
10439147 Heterocyclic compounds and their use in electro-optical or opto-electronic devices 2019-10-08
9437828 Electroluminescent device using azomethine-lithium-complex as electron injection layer Yun Fu Chan 2016-09-06
9252383 Cathode coating Subramaniam Ganeshamurugan, Sivagnanasundram Surendrakumar, Seenivasagam Ravichandran, Yun Fu Chan 2016-02-02
9221770 Compounds having electron transport properties, their preparation and use Sivagnanasundram Surendrakumar, Yun Fu Chan 2015-12-29
8883325 Electroluminescent device using azomethine-lithium-complex as electron injection layer Yun Fu Chan 2014-11-11
8642188 Phenanthroline compounds and electroluminescent devices using the same Sivagnanasundram Surendrakumar 2014-02-04
8507896 Compounds having electroluminescent or electron transport properties Sivagnanasundram Surendrakumar 2013-08-13
8012604 Electroluminescent materials and devices Subramaniam Ganeshamurugan, Gnanamoly Paramaswara, Muthulingham Kumaraverl, Arumugam Partheepan, Selvadurai Selvaranjan +3 more 2011-09-06
7985492 Electroluminescent materials and devices Subramaniam Ganeshamurugan 2011-07-26
7927717 Electroluminescent materials and devices Subramaniam Ganeshamurugan, Muttulingam Kumaraverl, Arumugam Partheepan, Gnanamoly Paramaswara, Juan Antipan-Lara 2011-04-19
7887933 Electroluminescent materials and devices Subramaniam Ganeshamurugan, Sivagnanasundram Surendrakumar 2011-02-15
7811676 Electroluminescent materials and devices Vijendra Kandappu, Subramaniam Ganeshamurugan, Gnanamoly Paramaswara 2010-10-12
7767315 Document authentification 2010-08-03
7718275 Electroluminescent materials and devices Sivagnanasundram Surendrakumar, Patrick Gemmell, Subramaniam Ganeshamurugan, Muttullingham Kumaraverl, Arumugam Partheepan +2 more 2010-05-18
7642548 Electroluminescent materials and devices Subramaniam Ganeshamurugan 2010-01-05
7597926 Electroluminescent quinolates 2009-10-06
7462404 Electroluminescent boron complexes Matthew Samuel Kirkham, Alexander Kit Lay, Subramaniam Ganeshamurugan, Gnanamoly Paramaswara, Muttulingam Kumaraverl +5 more 2008-12-09
7354661 Electroluminescent devices 2008-04-08
7303824 Electroluminescent device Lisa Marie Bushby, Richard Price 2007-12-04
7235311 Electroluminescent devices incorporating mixed metal organic complexes Seenivasagam Ravichandran, Sivagnasundram Surendrakumar 2007-06-26
7211334 Electroluminescent materials and devices Subramaniam Ganeshamurugan, Sivagnanasundram Surendrakumar 2007-05-01
7183008 Electroluminescent materials 2007-02-27
6835805 Polymers Subramaniam Ganeshamurugan 2004-12-28
6717354 Electroluminescent materials 2004-04-06
6605317 Method for forming films or layers 2003-08-12