Inventor · disambiguated record
Chitra K. Ratnayake
Also filed as: RATNAYAKE CHITRA K · RATNAYAKE CHITRA KUMARI
7 granted patents·6 pending applications·38 citations·filing 1999–2017
81Inventor score
Top patents by PatentIndex Score
13 records- 0183US7381317B2Methods and compositions for capillary electrophoresis (CE)BECKMAN COULTER INC·Filed 2003·Granted Jun 3, 2008·26 cites·48 claims
- 0275US9927396B2Capillary electrophoresis-electrospray ionization-mass spectrometry systemBECKMAN COULTER INC·Filed 2012·Granted Mar 27, 2018·6 cites·19 claims
- 0364US7857955B2Coated capillary electrophoresis tubes and systemBECKMAN COULTER INC·Filed 2005·Granted Dec 28, 2010·2 cites·20 claims
- 0452US8182730B2Method for forming a concentrating deviceRATNAYAKE CHITRA KUMARI·Filed 2008·Granted May 22, 2012·0 cites·21 claims
- 0552US2007014699A1Methods and apparatus for improving the sensitivity of capillary zone electrophoresisBECKMAN COULTER INC·Filed 2006·Application pending·0 cites
- 0652US2009314638A1Methods and Compositions for Capillary ElectrophoresisBECKMAN COULTER INC·Filed 2008·Application pending·0 cites
- 0749US2018038829A1Capillary electrophoresis-electrospray ionization-mass spectrometry systemBECKMAN COULTER INC·Filed 2017·Application pending·0 cites
- 0848US2012267246A1Methods and apparatus for improving the sensitivity of capillary zone electrophoresisRATNAYAKE CHITRA KUMARI·Filed 2012·Application pending·0 cites
- 0946US2011064869A1Coated Capillary Electrophoresis Tubes and SystemBECKMAN COULTER INC·Filed 2010·Application pending·0 cites
- 1042US6923895B2Coated capillary electrophoresis tubes and systemBECKMAN COULTER INC·Filed 2002·Granted Aug 2, 2005·0 cites·20 claims
- 1140US6465692B1Reagents for preparing a sample containing biomolecular analytes for capillary electrophoretic separation and methods for making the reagentsBECKMAN COULTER INC·Filed 1999·Granted Oct 15, 2002·2 cites·36 claims
- 1239US2017335137A1Compositions and Methods for Coating SurfacesBECKMAN COULTER INC·Filed 2015·Application pending·0 cites
- 1330US6294064B1Method and reagent for suppressing the injection of nucleic acid sequencing template into micro-bore capillary during DNA separation with capillary electrophoresisBECKMAN COULTER INC·Filed 1999·Granted Sep 25, 2001·2 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →