Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen E. Davis — 6 Patents

LSLitton Systems: 3 patents #157 of 838Top 20%
SUSiemens Medical Solutions Usa: 1 patents #807 of 1,486Top 55%
Sammamish, WA: #800 of 2,558 inventorsTop 35%
Washington: #16,995 of 76,902 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Stephen E. Davis has been granted 6 US patents while listed as an inventor at Litton Systems. The first was granted in 1995 and the most recent in August 2025. Stephen E. Davis ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Stephen E. Davis in Sammamish, WA, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12383230 Composite acoustic absorber for ultrasound transducer array Isaac Abothu, Phong Cha 2025-08-12
8307642 Hydraulic motor using buoyant and gravitational forces to generate kinetic energy 2012-11-13
7765804 Hydraulic motor using buoyant and gravitational forces to generate kinetic energy 2010-08-03
5675594 Compact laser apparatus Floyd E. Hovis, Bart A. Shepherd, Walter R. Sanders, Ronald R. Selleck 1997-10-07 $28,200,000
5608744 Compact laser apparatus and method Floyd E. Hovis, Bart A. Shepherd, Walter R. Sanders, Ronald R. Selleck 1997-03-04 $4,573,000
5383060 Dynamic compensating laser telescope apparatus 1995-01-17 $10,774,000