who invented the worlds first bag less vacuum cleaner
James Dyson Sir James Dyson OM CBE FRS FREng[2] (born 2 May 1947) is a British inventor, industrial designer and founder of the Dyson company. He is best known as the inventor of the Dual Cyclone bagless vacuum cleaner, which works on the principle of cyclonic separation. According to the Sunday Times Rich List 2017, his net worth is Â£7.8 billion.[3] He served as the Provost of the Royal College of Art from August 2011 to July 2017,[4][5] and opened a new University on Dyson's Wiltshire Campus in September 2017.[6]