On this day, C. W. Allen invented the self-leveling table, an innovative device designed to maintain a level surface regardless of movement. He was... Continue →
On January 5, 1943, George Washington Carver Day was established by President Franklin D. Roosevelt following Carver’s death. This day honors the... Continue →
African American inventor William B. Purvis was granted U.S. Patent No. 419,065 for improvements to the fountain pen. His design helped regulate ink... Continue →
A.B. Blackburn was granted U.S. Patent No. 376,362 for an innovative railway signal on this day in 1888. His invention contributed to improved... Continue →
George Washington Carver, a pioneering Black scientist, inventor, and agricultural chemist, was born into slavery in Diamond, Missouri. He became... Continue →
On January 28, 1944, Matthew Henson was awarded a joint medal by the U.S. Congress in recognition of his role as co-discoverer of the North Pole.... Continue →
On January 29, 1991, Sharon J. Barnes, a chemist at Dow Chemical Company, along with her team, was granted U.S. Patent #4,988,211 for developing a... Continue →
On January 30, 1910, Granville T. Woods, a prolific African American inventor, passed away. Known as the “Black Edison,” Woods held more than 50... Continue →
On February 1, 1887, J. Robinson was granted U.S. Patent No. 356,852 for an innovative design of a dinner pail. This practical invention contributed... Continue →
Inventor Edmond Berger patented the spark plug. Some historical accounts credit Edmond Berger, an African American inventor, with creating an... Continue →
On February 1, 1897, Alfred L. Cralle, an African American inventor and businessman, was granted U.S. Patent No. 576,395 for the ice cream mold and... Continue →
Gertrude E. Downing and William P. Desjardin were granted U.S. Patent No. 3,715,772 on February 13, 1973, for a "Reciprocating Corner and Baseboard... Continue →
African American inventor A.C. Richardson was granted U.S. Patent #466,470 for an innovative butter churn design. His invention improved the... Continue →
H. Grenon, an African American inventor, received U.S. Patent No. 554,867 for a razor stropping device designed to maintain the sharpness of straight... Continue →
John F. Pickering, an inventor from Gonaïves, Haiti, was granted U.S. Patent No. 643,975 for his innovative airship design. His invention featured... Continue →
© 2026 KnowThyHistory.com. Know Thy History