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USPTO Patent Rankings Data through Dec 31, 2025
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Todd Sprague — 5 Patents

CACalamp: 4 patents #10 of 64Top 20%
Placerville, CA: #44 of 209 inventorsTop 25%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Todd Sprague has been granted 5 US patents while listed as an inventor at Calamp. The first was granted in 2015 and the most recent in October 2022. Todd Sprague ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Todd Sprague in Placerville, CA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11480587 Systems and methods for low latency 3-axis accelerometer calibration Peter Hergesheimer, Alexandre Dlagnekov 2022-10-25 $2,256,000
10466269 Systems and methods for low latency 3-axis accelerometer calibration Peter Hergesheimer, Alexandre Dlagnekov 2019-11-05 $3,372,000
9459277 Systems and methods for 3-axis accelerometer calibration with vertical sample buffers Peter Hergesheimer, Alexandre Dlagnekov 2016-10-04 $4,268,000
9217757 Systems and methods for 3-axis accelerometer calibration Peter Hergesheimer, Alexandre Dlagnekov 2015-12-22 $7,794,000
8939872 Leg exercise apparatus and method of conducting physical therapy using same 2015-01-27