Clessie Cummins

Clessie Lyle Cummins was born on December 27, 1888. He died on August 17, 1968, at the age of 77 years old.

Clessie L. Cummins

In 1919, Clessie Lyle Cummins drastically improved existing diesel engines which then became Cummins. He was awarded 33 different United States patents for his invention.

Clessie Lyle Cummins was an entrepreneur who made huge improvements on already existing diesel engines. In 1919 he invented the first "Cummins" diesel engine and received 33 United States Patent Awards for his invention. He had drastically improved previous diesel engines to make them faster, more powerful, durable, and reliable. Some well maintained cummins engines have reached over 1 million miles without any rebuilds making them the best diesel engine available until current day. -by Eric Estrada