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

John Keesaer — 4 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Louisville, KY: #719 of 3,201 inventorsTop 25%
Kentucky: #2,702 of 11,577 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
John Keesaer has been granted 4 US patents while listed as an inventor at Unknown. The first was granted in 2011 and the most recent in October 2023. John Keesaer ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John Keesaer in Louisville, KY, US.

Patents per Year

Patents granted per year, 2011 to 2023Bar chart with a peak of 1 patents in 2011.peak 12011: 1 patents20112018: 1 patents20182021: 1 patents20212023: 1 patents2023

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11787518 Backboard inflatable rescue device Timothy Schmitt, George R Kruer, III, Donald R. Burns 2023-10-17
11160706 Patient support arrangement Donald R. Burns 2021-11-02
9861539 Inflatable stretcher with head immobilization feature Larry Stickler, Timothy Schmitt, Douglas VanMeter 2018-01-09
7962983 Universal evacuation pod Paul Kimbel 2011-06-21