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

John RAYCRAFT — 1 Patent

Clayton, CA: #81 of 130 inventorsTop 65%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
John RAYCRAFT has been granted 1 US patent. All of these patents were granted in 2017. John RAYCRAFT ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John RAYCRAFT in Clayton, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9822169 Compositions and methods of use for determination of HE4a Ingegerd Hellstrom, Karl E. Hellstrom, Christian FERMÉR, Eva RÖIJER 2017-11-21