Harry Brearley
Harry Brearley (18 February 1871 – 14 July 1948) was an English metallurgist, usually credited with the invention of "rustless steel" (later to be called "stainless steel" in the anglophone world).
Haynes-Apperson
Haynes-Apperson Company was a manufacturer of Brass Era automobiles in Kokomo, Indiana, from 1896 to 1905. It was the first automobile manufacturer in Indiana, and among the first in the United States. Elwood Haynes, one of the founders, was the inventor of stainless steel and stellite, and many of the early advances in automobile technology were first invented by the company.