Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David E. Swift — 3 Patents

EMEmpi: 3 patents #17 of 56Top 35%
Bethel, MN: #10 of 21 inventorsTop 50%
Minnesota: #19,251 of 52,454 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
David E. Swift has been granted 3 US patents while listed as an inventor at Empi. All of these patents were granted in 1984. David E. Swift ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David E. Swift in Bethel, MN, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4453548 Method of improving sensory tolerance with modulated nerve stimulator Donald D. Maurer, Zosim Ioffe 1984-06-12 $109,000
4442839 Method of modulating energy in train of electrical pulses Donald D. Maurer, Zosim Ioffe 1984-04-17 $109,000
4431002 Modulated deep afferent stimulator Donald D. Maurer, Zosim Ioffe 1984-02-14 $121,000