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Hypobromination of water
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Patent number 5,429,723
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Issue date Jul 4, 1995
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Cogent Limited
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Alan Atkinson
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Detection of explosives
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Patent number 5,144,140
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Issue date Sep 1, 1992
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Cogent Limited
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Julian D. Allyson
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G01 - MEASURING TESTING
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Hollow glass waveguide
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Patent number 5,026,142
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Issue date Jun 25, 1991
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Cogent Limited
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Clive A. Worrell
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G02 - OPTICS
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Gas sensor
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Patent number 4,887,455
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Issue date Dec 19, 1989
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Cogent Limited
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Peter A. Payne
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G01 - MEASURING TESTING
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Coal analysis
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Patent number 4,841,153
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Issue date Jun 20, 1989
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Cogent Limited
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Malcolm R. Wormald
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G01 - MEASURING TESTING
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Windscreen wiper control
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Patent number 4,733,142
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Issue date Mar 22, 1988
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Cogent Limited
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John Bicknell
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B60 - VEHICLES IN GENERAL
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Electrochemical cell
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Patent number 4,612,104
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Issue date Sep 16, 1986
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Cogent Ltd.
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John P. Holmes
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR