Blog Post
Top 101 Black Inventors & African American's Best Invention Ideas that Changed The World
combining his knowledge of prototype design engineering, to trap sewer water and prevent it from flowing back into homes. He was awarded a patent for his prototype design engineering invention in 1890, and
inventions
new products
product design and development
Blog Post
Top 101 Female Inventions that Changed the World & Women’s Innovation History
poked out. She asked for some thread, a needle, some ribbon, and two handkerchiefs from her maid. Her design featured shoulder straps with wraparound laces fixed to the lower corners tied at the front to allow
inventions
new products
product design