Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JC

John Carroll — 10 Patents

STSicel Technologies: 8 patents #5 of 18Top 30%
Chesterfield, MO: #622 of 6,461 inventorsTop 10%
Missouri: #2,086 of 23,789 inventorsTop 9%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
John Carroll has been granted 10 US patents while listed as an inventor at Sicel Technologies. The first was granted in 1980 and the most recent in April 2012. John Carroll ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list John Carroll in Chesterfield, MO, US.

Patents per Year

Patents granted per year, 1980 to 2012Bar chart with a peak of 2 patents in 2006.peak 21980: 1 patents19802005: 1 patents20052006: 2 patents20062007: 1 patents20072009: 2 patents20092011: 2 patents20112012: 1 patents2012

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8148696 Single-use external dosimeters for use in radiation therapies and related devices and computer program products Steven R. Widener 2012-04-03
7966054 Disposable single-use external dosimeters for detecting radiation in fluoroscopy and other medical procedures/therapies Robert D. Black, Steven R. Widener, Gregory Glenwood Mann, Phillip M. Lehman 2011-06-21
7897927 Readers that cooperate with single-use internal dosimeters for detecting radiation in medical procedures/therapies Robert D. Black, Steven R. Widener, Gregory Glenwood Mann, Phillip M. Lehman 2011-03-01
7495224 Single-use external dosimeters for use in radiation therapies and related methods and systems Steven R. Widener 2009-02-24
7491942 Single-use internal dosimeters for detecting radiation in fluoroscopy and other medical procedures/therapies Robert D. Black, Steven R. Widener, Gregory Glenwood Mann, Phillip M. Lehman 2009-02-17
D539177 External dosimeter patch Steven R. Widener 2007-03-27
D533472 External dosimeter patch Steven R. Widener 2006-12-12
D526063 Portable oncologic external dosimeter reader Steven R. Widener, Robert Crew 2006-08-01
D510625 Portable oncologic external dosimeter reader Steven R. Widener, Robert Crew 2005-10-11
4226040 Folding scaffold sign Michael Andrew Carroll 1980-10-07