Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CT

Christopher Tengwall — 2 Patents

Annapolis, MD: #235 of 661 inventorsTop 40%
Maryland: #13,387 of 35,612 inventorsTop 40%
Overall (All Time): #1,916,201 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10750345 Secure emergency response technology Eric Harris, Joseph W. Cole, Jeremy R. Hettenhouser, Richard P. Cann, Christopher T. Williams 2020-08-18
10356591 Secure emergency response technology Eric Harris, Joseph W. Cole, Jeremy R. Hettenhouser, Richard P. Cann, Christopher T. Williams 2019-07-16