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

Crystal E. Koelper — 1 Patent in 2021

AVAvent: 1 patents #11 of 45Top 25%
North Barrington, IL: #4 of 12 inventorsTop 35%
Illinois: #2,747 of 8,822 inventorsTop 35%
Overall (2021): #489,486 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10994089 Bridle delivery system, method, and apparatus for securing nasal tubes Donald R. Kirkpatrick, Jill Lazar, Michael Masino, Shawn G. Purnell, Michael C. Shaughnessy +1 more 2021-05-04