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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 .