Moritz Immisch (12 March 1838 – 20 September 1903) was an Electrical engineer, watchmaker and inventor. He was born on 12 March 1838 in , near Querfurt in Germany and died 20 September 1903 in London. Always known as 'Moritz Immisch', his full name was Karl Moritz, the eldest son of August Christian Immisch, a watchmaker. He received a technical education in the state of Thuringia, graduating from university in his native country, before leaving Germany around 1860 to seek opportunities in England, particularly in London. He migrated with one of his younger brothers, , who had also trained as a watchmaker with their father. Both settled in England; Moritz marrying Emma Elizabeth Welch at St John's Church, Marylebone, London in 1876. Twenty years later, at the request of his English family