Vern Paxson

Author of the flex lexical analyzer and the Bro intrusion detection system, Paxson has served as Associate Professor of Computer Science at the University of California, Berkeley. He has also worked as...

Ralph Ungermann

Co-founder of Ungermann-Bass (UB), the first large networking company independent of any computer manufacturer, Ungermann was considered to be a founding father of the data communications industry. He was often described as...

Arnold T. Nordsieck

Builder of the "differential analyzer"—an analog computer capable of solving complex equations and drawing curves—Nordsieck constructed the device in the 1950s out of $700-worth of war surplus materials. Clones subsequently became the...

Edward (Ned) W. Barnholt

Headed the Agilent spin-off from Hewlett-Packard in 1999, Barnholt served as President, Chief Executive Officer, and Chairman of the Board of Agilent Technologies until his retirement in 2005. Born in New York City,...

Wen Tsing Chow

Inventor and fundamental patent holder of programmable read-only memory (PROM), Chow was a Chinese-born American missile guidance scientist and digital computer pioneer. He was born in Taiyuan, Shanxi Province, China, near the...

Reona (Leo) Esaki

Inventor of the Esaki tunnel diode, the first quantum electron device, Esaki shared the Nobel Prize in Physics in 1973 with Ivar Giaever and Brian David Josephson for his discovery of the...

Fujio Masuoka

Inventor of flash memory, Masuoka has carved out a path to a new era whereby consumers are able to carry videos, music, books and data with them wherever they go. Born in...

Ralph L. Palmer

Developer of the IBM 604 Electronic Calculator, Palmer graduated with a B.S. in electrical engineering from Union College in Schenectady in 1931. He joined IBM as an engineer in 1932. It was here...

Milo S. Medin

Helping to deliver the first large-scale residential broadband access service in partnership with major cable operators, Medin has been part of the Internet development community for more than 25 years. He has...

Michael (Mike) A. McNeilly

Holder of the first patent for infrared deposition of silicon and other materials — a breakthrough that revolutionized deposition quality and produced slip-free, dislocation-free epi — McNeilly is a Silicon Valley pioneer...

Michael (Mike) James Massimino

Researcher on human operator control of space robotics systems resulting in two patents, and developer of laptop computer displays to assist operators of the Space Shuttle remote manipulator system, Massimino is an...

David A. Thompson

Pioneer in the design and development of thin film magnetic head technology for use in high-density data storage, Thompson has served as Director of the Advanced Magnetic Recording Laboratory at IBM Almaden...

Juan R. Rodriguez

Pioneer in the development of advanced computer data storage technologies across four decades, Rodriguez co-founded Storage Technology Corporation in 1969 along with three other IBM engineers: Jesse Awieda, Thomas S. Kavanagh, and...

Paul J. Severino

Designer of interface boards for the PDP-11 at Digital Equipment Corporation, Severino began his career there after receiving his B.S.E.E. in Electrical Engineering from Rensselaer Polytechnic Institute in 1969, subsequently serving as...

Frank Marion Wanlass

Inventor of the complementary metal oxide semiconductor (CMOS), the technology employed in most modern microchips, Wanlass transformed electronics with a discovery that now touches nearly every digital device. A native of Utah, Wanlass...

Stanley Mazor

Co-designer of the world's first microprocessor, the Intel 4004, Mazor also co-patented "Symbol," a high-level language computer. Born in Chicago, Illinois, as a youth his family moved to California, where he attended...

Dave Schmidt

Co-founder of Tymeshare, Inc., Schmidt developed the company in 1964 along with Tom O'Rourke to sell time-sharing services and software packages for users. It had two SDS/XDS 940 computers; access was via...

William (Bill) James Dally

Co-builder of the J-Machine and the M-Machine — parallel machines emphasizing low overhead synchronization and communication — Dally has served as Chief Scientist and Senior Vice President of Research at NVIDIA, an...

Harry M. Yudenfriend

Developer of a roadmap enabling consistent data growth, performance improvements, enhanced resilience, continuous availability, increased scale, and improved efficiency at IBM, Yudenfriend was named an IBM Fellow in 2008 and has served...

Lionel Kattner

Contributor to the development of the first planar integrated circuit and co-founder of Signetics Corporation, Kattner is recognized as a key figure in early semiconductor history. A graduate of Southwestern University in...