Edith Flanigen

Born: 1929

Molecular Sieves. A pioneer in silicate and molecular sieve chemistry, Flanigen invented or co-invented over 200 synthetic materials. Her work with zeolite Y made oil refining more efficient, cleaner, and safer, and she also invented an emerald synthesizing process.

Reginald A. Fessenden The National Inventors Hall of FameThomas J. Fogarty