Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel Wollin — 8 Patents

CACathbuddy: 7 patents #1 of 3Top 35%
KTKlein Tools: 1 patents #42 of 71Top 60%
Newton, MA: #676 of 2,747 inventorsTop 25%
Massachusetts: #16,020 of 88,656 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Daniel Wollin has been granted 8 US patents while listed as an inventor at Cathbuddy. The first was granted in 2020 and the most recent in March 2025. Daniel Wollin ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Daniel Wollin in Newton, MA, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12239753 Methods and devices for portable sterilization and containment of reusable urinary catheters Souvik Paul 2025-03-04
12121623 Reusable urinary intermittent catheter Souvik Paul, Marjorie Nelson 2024-10-22
11786620 Handheld cleaner-disinfector for medical devices Souvik Paul, Marjorie Nelson 2023-10-17
11745923 Cable or utility tie John Gibbons 2023-09-05
11617808 Catheter insertion aid for use with a urinary intermittent catheter Souvik Paul 2023-04-04
11617807 Urinary intermittent catheter Souvik Paul 2023-04-04
11583600 Methods and devices for portable sterilization and containment of medical devices Souvik Paul 2023-02-21
10639389 Methods and devices for portable sterilization and containment of medical devices Souvik Paul 2020-05-05