Although it looks like Dyson was not actually paid anything and covered the £20m development cost themselves: https://www.bbc.co.uk/news/business-52409359 http

Although it looks like Dyson was not actually paid anything and covered the £20m development cost themselves: https://www.bbc.co.uk/news/business-52409359 https://www.bbc.co.uk/news/business-52409359