James Hargreaves James Hargreaves James Hargreaves (c. 1720 – 22 April 1778) was a weaver, carpenter and inventor in Lancashire, England. He was one of three inventors responsible for mechanising spinning. Hargreaves is credited with inventing the spinning jenny in 1764, Richard Arkwright patented the water frame in 1769, and Samuel Crompton combined the two creating the spinning mule in 1779. James Hargreaves was born at Stanhill, Oswaldtwistle in Lancashire. He was described as "stout, broadest man of about five-foot ten, or rather more". He was illiterate and worked as a hand loom weaver during most of his life. He married and
John Kay (spinning frame) find the patent null, regardless of authorship, if they considered it insufficiently novel, or if Arkwright had failed to adequately specify the technology in the patent documents. Presumably on these grounds, the jury set aside the patents, a loss for Arkwright, as for Highs and Kay. Notes Citations Bibliography John Kay (spinning frame) John Kay was associated with the invention in 1767 of the spinning frame, which marked an important stage in the development of textile manufacturing during the Industrial Revolution. Born in Warrington, England, Kay was at least the co-constructor of the first spinning frame, and was a claimant