Inventor Elias Howe was awarded the patent for the lockstitch sewing machine.
Source
Inventor and electrical engineer Guglielmo Marconi applied for the patents for the radio.
William Painter secured a patent for the capped bottle opener.
A circus performer patented the modern trampoline.
After encountering many difficulties, Nathan Stubblefield was finally granted a US patent for his new version of a wireless telephone.
The plastic shirt collar was patented in the US by Walter Hunt.
