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USPTO Patent Rankings Data through Dec 31, 2025
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Steven B. Duke — 18 Patents

PHPhysio-Control: 9 patents #46 of 303Top 20%
Stryker: 3 patents #482 of 1,405Top 35%
Abbott: 2 patents #3,315 of 5,509Top 65%
INIntermec: 1 patents #55 of 113Top 50%
IIIntermec Ip: 1 patents #211 of 391Top 55%
PMPhysio-Control Manufacturing: 1 patents #12 of 38Top 35%
Bothell, WA: #143 of 2,342 inventorsTop 7%
Washington: #5,373 of 76,902 inventorsTop 7%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Steven B. Duke has been granted 18 US patents while listed as an inventor at Physio-Control. The first was granted in 1994 and the most recent in December 2025. Steven B. Duke ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Steven B. Duke in Bothell, WA, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12485065 Mechanical CPR device with active backboard Tyson G. Taylor, Sara Lindroth, Alexey Titov, Anders Nilsson, Fred W. Chapman +9 more 2025-12-02
12350505 Defibrillators with enhanced functionality during cardiopulmonary resuscitation periods Fred W. Chapman, Ryan W. Apperson, Dale R. Beuning, Thangeswaran Natarajan, Daniel W. Piraino +3 more 2025-07-08
12350506 Up-to-date defibrillation recommendations based on continuous ECG analysis during cardiopulmonary resuscitation Fred W. Chapman, Robert P. Marx, Daniel W. Piraino, Tyson G. Taylor 2025-07-08
12257206 CPR chest compression machine adjusting motion-time profile in view of detected force Anders Nilsson, Jonas Lagerstrom, Bo Mellberg, Anders Jeppsson, Marcus Ehrstedt +10 more 2025-03-25
12080409 Secure software updates and architectures Dennis M. Skelton, Richard Mackie, Mark Rutzer, James Wootten, Alexander Frolov +5 more 2024-09-03 $138,756,000
11723834 CPR chest compression machine adjusting motion-time profile in view of detected force Anders Nilsson, Jonas Lagerstrom, Bo Mellberg, Anders Jeppsson, Marcus Ehrstedt +10 more 2023-08-15
11660249 CPR chest compression machine stopping to detect patient recovery Isabelle Banville, Fred W. Chapman, Joseph L. Sullivan 2023-05-30
11013660 CPR chest compression machine adjusting motion-time profile in view of detected force Anders Nilsson, Jonas Lagerstrom, Bo Mellberg, Anders Jeppsson, Marcus Ehrstedt +10 more 2021-05-25
10292899 CPR chest compression machine adjusting motion-time profile in view of detected force Anders Nilsson, Jonas Lagerstrom, Bo Mellberg, Anders Jeppsson, Marcus Ehrstedt +10 more 2019-05-21
10265242 CPR chest compression machine stopping to detect patient recovery Isabelle Banville, Fred W. Chapman, Joseph L. Sullivan 2019-04-23
9198826 CPR chest compression machine stopping to detect patient recovery Isabelle Banville, Fred W. Chapman, Joseph L. Sullivan 2015-12-01
8666488 Post-download patient data protection in a medical device — 2014-03-04
8532764 Post-download patient data protection in a medical device — 2013-09-10
5940509 Method and apparatus for controlling country specific frequency allocation Alan F. Jovanovich, Bruce Gregory Warren, Duane G. Charron 1999-08-17 $3,758,000
5921938 System and method for adjusting time associated with medical event data David Dean Aoyama, John Giaever 1999-07-13
5703950 Method and apparatus for controlling country specific frequency allocation Alan F. Jovanovich, Bruce Gregory Warren, Duane G. Charron 1997-12-30
5329804 Calibration system and method for calibrating a blood gas sensor Cheryl D. Germany, Conrad T. Oi Fong, Gerald G. Vurek 1994-07-19 $44,738,000
5300769 Method and system of compensating for signal artifacts in a fiber-optic sensing system Jeffrey J. Dahlin, John F. Holic, Jr., William G. Lundell, Jeffrey B. Yim 1994-04-05 $33,295,000

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