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John D. Calebaugh — 4 Patents

Hillsboro, IL: #12 of 89 inventorsTop 15%
Illinois: #21,640 of 84,256 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
John D. Calebaugh has been granted 4 US patents. The first was granted in 1994 and the most recent in August 2023. John D. Calebaugh ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John D. Calebaugh in Hillsboro, IL, US.

Patents per Year

Patents granted per year, 1994 to 2023Bar chart with a peak of 1 patents in 1994.peak 11994: 1 patents19941997: 1 patents19972016: 1 patents20162023: 1 patents2023

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11712553 Patient safe suction pressure relief valve and method of using the valve Gregory E. Doll 2023-08-01
D771941 Fishing pole protector — 2016-11-22
5641464 Stethoscope cleansing device and method Stephen William Briggs 1997-06-24
5341802 Endotracheal tube stabilizing device — 1994-08-30

Frequent Collaborators

Gregory E. Doll1 shared
Stephen William Briggs1 shared

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