Edmund Schweitzer

American electrical engineer and inventor

Edmund O. Schweitzer III (born 1947, Evanston, Illinois) is an electrical engineer, inventor, and founder of Schweitzer Engineering Laboratories (SEL). Schweitzer launched SEL in 1982 in Pullman, Washington.2

From Wikipedia’s article on Edmund Schweitzer (this version), CC BY-SA 4.0.

Born 1947.1

About

Today, SEL manufacturers a wide variety of products that protect the electric power grid and industrial control systems at its five state-of-the-art U.S. manufacturing facilities in Pullman, Washington; Lewiston, Idaho; Lake Zurich, Illinois; West Lafayette, Indiana, and; Moscow, Idaho. SEL products and technologies are used in virtually every substation in North America and are in operation in 164 countries.

Recognized as a pioneer in digital protection, Schweitzer has been credited with "revolutionizing the performance of electric power systems with computer-based protection and control equipment, and making a major impact in the electric power utility industry."

From Wikipedia’s article on Edmund Schweitzer, shared under CC BY-SA 4.0.2

Companies

Early life and education

  • 1977Washington State University Doctor of Philosophy3
  • Date not recordedPurdue University3 4

Schweitzer obtained a B.S. ('68) and M.S. ('71) from Purdue University and a Ph.D. ('77) from Washington State University.

He comes from a family of inventors. His grandfather, Edmund Oscar Schweitzer, earned 87 patents. He invented the first reliable high-voltage fuse in collaboration with Nicholas John Conrad in 1911, the same year the two founded Schweitzer and Conrad, Inc., today known as S&C Electric Company. His father, Edmund O. Schweitzer Jr., earned 208 patents. He invented several different line-powered fault indicating devices and founded E.O. Schweitzer Manufacturing Company in 1949. The company has since become part of Schweitzer Engineering Laboratories.

From Wikipedia’s article on Edmund Schweitzer (this version), CC BY-SA 4.0.

Career

Occupation: university teacher, inventor.7

A prolific writer and inventor, Schweitzer has authored dozens of technical papers in the areas of digital relay design and reliability and holds more than 200 patents worldwide pertaining to electric power system protection, metering, monitoring, and control.

In the late 1970s, he served on the electrical engineering faculties for Washington State University and Ohio University. He launched Schweitzer Engineering Laboratories in 1982 from his basement in Pullman, Washington. As of 2023, the employee-owned company has more than 6,000 employees.

From Wikipedia’s article on Edmund Schweitzer (this version), CC BY-SA 4.0.

Personal life

  • CitizenshipUnited States8

Awards

  • 2019National Inventors Hall of Fame9