SemiSouth Laboratories earns 30th U.S. patent

STARKVILLE — SemiSouth Laboratories Inc. has earned its 30^th U.S. patent from the U.S. Patent and Trademark Office.

U.S. patent 8,169,022 was issued May 1 titled “Vertical Junction Field Effect Transistors and Diodes Having Graded Doped Regions and Methods of Making.” It was co-invented by Dr. Michael Mazzola, a co-founder of SemiSouth in 2000 when the company spun off of Mississippi State University.

In addition to 30 U.S. patents, SemiSouth, a designer and manufacturer silicon-carbide (SiC) power semiconductor transistors and diodes, possesses 24 patents internationally and has 204 applications pending worldwide.