Inventor · disambiguated record
Robert Alexander Walker Johnstone
Also filed as: JOHNSTONE ROBERT · JOHNSTONE ROBERT A W · JOHNSTONE ROBERT ALEXANDER W · JOHNSTONE ROBERT ALEXANDER WAL
18 granted patents·3 pending applications·278 citations·filing 1979–2019
94Inventor score
Top patents by PatentIndex Score
21 records- 0191US6582916B1Metal ion-binding mass markers for nucleic acidsXZILLION GMBH & CO KG·Filed 1999·Granted Jun 24, 2003·74 cites·39 claims
- 0289US7163803B2Method for characterizing polypeptidesELECTROPHORETICS LTD·Filed 2002·Granted Jan 16, 2007·37 cites·22 claims
- 0383US7816304B2Mass labelsELECTROPHORETICS LTD·Filed 2007·Granted Oct 19, 2010·6 cites·71 claims
- 0483US7294456B2Mass labelsELECTROPHORETICS LTD·Filed 2001·Granted Nov 13, 2007·17 cites·25 claims
- 0582US5430161AEpoxidation using hydrogen peroxide and tungsten catalystsSOLVAY INTEROX LTD·Filed 1992·Granted Jul 4, 1995·29 cites·24 claims
- 0680US7825069B2Mass labelsELECTROPHORETICS LTD·Filed 2007·Granted Nov 2, 2010·2 cites·51 claims
- 0780US6699668B1Mass label linked hybridisation probesXZILLION GMBH & CO·Filed 2001·Granted Mar 2, 2004·13 cites·25 claims
- 0876US6287780B1Compounds for mass spectrometry comprising nucleic acid bases and aryl ether mass markersBRAX GROUP LTD·Filed 1998·Granted Sep 11, 2001·53 cites·45 claims
- 0970US5278022APolymeric compounds having pendant sulphonate groups for use in a radiation sensitive compositionDU PONT·Filed 1992·Granted Jan 11, 1994·17 cites·9 claims
- 1068US4211727AReduction of carboxylic acid halides to aldehydesSHELL OIL CO·Filed 1979·Granted Jul 8, 1980·7 cites·7 claims
- 1162US6384264B1Photoactive materials applicable to imaging systemsAGFA GEVAERT·Filed 2000·Granted May 7, 2002·6 cites·10 claims
- 1256US2005042625A1Mass label linked hybridisation probesXZILLION GMBH & CO·Filed 2003·Application pending·0 cites
- 1353US10919909B2Photoinitiated reactionsLINTFIELD LTD·Filed 2019·Granted Feb 16, 2021·0 cites·19 claims
- 1450US5120799APolymeric compounds having pendant sulphonato groups and method of producing the polymeric compoundsDU PONT·Filed 1989·Granted Jun 9, 1992·6 cites·11 claims
- 1540US2005042676A1Characterising polypeptidesFiled 2002·Application pending·0 cites
- 1638US10221193B2Photoinitiated reactionsJOHNSTONE ROBERT A W·Filed 2011·Granted Mar 5, 2019·0 cites·23 claims
- 1738US5675042ASelective hydroxylation of phenol or phenolic ethersSOLVAY INTEROX LTD·Filed 1993·Granted Oct 7, 1997·1 cites·18 claims
- 1837US6171756B1Photoactive materials applicable to imaging systemsAGFA GEVAERT NV·Filed 1998·Granted Jan 9, 2001·5 cites·12 claims
- 1936US2003161883A1Composition consisting of an active ingredient and a therapeutically active delivery system, especially in the treatment of angiogenesisFiled 2001·Application pending·0 cites
- 2030US5550001ALithographic printing plates containing functional groups capable of reacting with a silane compoundDU PONT UK·Filed 1994·Granted Aug 27, 1996·1 cites·8 claims
- 2128US6702995B1Delivery systemTHERYTE LTD·Filed 1998·Granted Mar 9, 2004·4 cites·16 claims
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