Stephen Jacobsen
Also known as Stephen C. Jacobsen, Stephen Charles Jacobsen
Stephen Jacobsen was a roboticist and bioengineer from Salt Lake City who built prosthetic arms, robot hands and exoskeletons at the University of Utah and in his company Sarcos. After a master's degree under Willem Kolff at Utah and a PhD at MIT, he returned to Utah in 1973. He produced the Utah Arm in 1980, worked on the Utah/MIT Dextrous Hand from 1981 to 1987, and founded Sarcos Research Corporation in 1983. The National Academy of Engineering elected him in 1990, and Raytheon acquired Sarcos in 2007. He died in 2016, and in 2024 the company he founded took the name Palladyne AI after turning to AI software for robots.
Timeline
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1940–1973
Degrees at Utah and MIT
He is born in Salt Lake City in 1940, graduates in mechanical engineering from the University of Utah in 1967, and earns a master's degree there in 1970, mentored by the surgeon Willem Kolff. He then takes a PhD in mechanical engineering at MIT, where Robert Mann is his mentor. In 1973, he returns to Utah to work on the artificial kidney and other artificial organs, and later founds the university's Center of Engineering Design.
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1980–1987
The Utah Arm and Dextrous Hand
In 1980, he produces the Utah Arm, a prosthetic limb that gives the user precise and sensitive control over both hand and elbow, and has students form Motion Control Inc. to manufacture it. From 1981 to 1987, he works with John Hollerbach and John Wood at the University of Utah on the Utah/MIT Dextrous Hand, a four-finger robot hand with 16 joints and 32 artificial tendons.
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1983
Founding Sarcos
In 1983, he founds Sarcos Research Corporation, which starts as a bioengineering research institution, and joins the University of Utah faculty as a research professor of bioengineering. By 1990, the company's work extends to theme-park robots, animatronic film props and steerable catheters. In 1992, he accepts a joint appointment in Utah's Department of Computer Science.
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1987–1990
Election to the NAE
In 1987, he wins the Leonardo da Vinci Award of the American Society of Mechanical Engineers. In 1990, he is elected to the National Academy of Engineering and the Institute of Medicine, and he receives the Utah Governor's Medal for Science and Technology.
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2007–2009
Sarcos goes to Raytheon
Raytheon acquires Sarcos in 2007, and the exoskeleton developed at Sarcos and Raytheon is a significant inspiration for the Iron Man films. In 2007, he receives the Pioneer of Robotics Award from the Institute of Electrical and Electronic Engineers. He leaves Sarcos in 2009 to start Sterling Technologies.
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2011–2012
Hall of Fame and lifetime award
The Utah Technology Council inducts him into its 2011 Hall of Fame. In 2012, he receives the Utah Genius Lifetime Achievement Award and the University of Utah's Distinguished Innovation and Impact Award.
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2016–2022
Death and the Jacobsen Tower
He dies in 2016. In 2022, the University of Utah College of Engineering dedicates the Jacobsen Tower, a new space in the Rio Tinto Kennecott Building, in honor of his legacy.
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2023–2024
Sarcos becomes Palladyne AI
In 2023, the company he founded turns to artificial intelligence software for robotic applications and ends its hardware operations. In March 2024, Sarcos changes its name to Palladyne AI.
Career
- From 2009Sterling TechnologiesFounder
- 1983–2007SarcosFounder
- 1973–1994University of UtahFounder, Research Professor of Bioengineering
Education
- 1970University of UtahMaster's degree
- 1967University of UtahBachelor's degree
- Massachusetts Institute of TechnologyPhD
Sources and credits
Photo: We have no published photo of Stephen Jacobsen yet. Send us a free-licensed photo.
- Memorial Tributes: Volume 25 (2023): Stephen C. Jacobsen
- Stephen Jacobsen Inducted into UTC Hall of Fame
- Robots of the Future
- Dr. Jacobsen Wins U of U Innovation and Impact Award
- John M. Hollerbach - Wikipedia
- Palladyne AI - Wikipedia
- Dr. Stephen Jacobsen Honored for Lifetime Achievement
- Remembering an Industry Leader: Stephen C. Jacobsen, PhD
- Jacobsen Tower Dedication

