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1889
Scottish born John Boyd Dunlop relocated to
Belfast to work as a vet. When his son complained of discomfort from the solid tyre on his bike, Dunlop designed him an air filled tyre. It was so successful that within a year he went into business with an entrepreneur, Havrey du Cros and opened the first Dunlop factory in Dublin.
1897
Clare native John Philip Holland was an engineer who designed the first submarine to be commissioned by the US Navy, as well as the first Royal Navy submarine.
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1903
Louis Brennan, originally of Castlebar, Co Mayo trained as a watchmaker but later patented the first steerable torpedo, which was trialled in Cork Harbour. He also invented a type of monorail.