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USPTO Patent Rankings Data through Dec 31, 2025
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Daniel J. Swanson — 3 Patents

PHPhoenix: 3 patents #32 of 153Top 25%
Madison, WI: #1,544 of 4,527 inventorsTop 35%
Wisconsin: #13,370 of 40,088 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Daniel J. Swanson has been granted 3 US patents while listed as an inventor at Phoenix. The first was granted in 2017 and the most recent in March 2021. Daniel J. Swanson ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Daniel J. Swanson in Madison, WI, US.

Patents per Year

Patents granted per year, 2017 to 2021Bar chart with a peak of 1 patents in 2017.peak 12017: 1 patents20172019: 1 patents20192021: 1 patents2021

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10950409 High reliability, long lifetime, negative ion source Joseph D. Sherman, Evan Sengbusch, Ross Radel, Arne Kobernik, Tye Gribb +6 more 2021-03-16
10297412 High reliability, long lifetime, negative ion source Joseph D. Sherman, Evan Sengbusch, Ross Radel, Arne Kobernik, Tye Gribb +6 more 2019-05-21
9847205 High reliability, long lifetime, negative ion source Joseph D. Sherman, Evan Sengbusch, Ross Radel, Arne Kobernik, Tye Gribb +6 more 2017-12-19

Frequent Collaborators

Arne Kobernik3 shared
Ross Radel3 shared
Joseph D. Sherman3 shared
Preston Barrows3 shared
Tye Gribb3 shared
Logan Campbell3 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3