Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Severin Casacci — 3 Patents

NENeyrpic: 3 patents #1 of 19Top 6%
Meylan, FR: #251 of 946 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Severin Casacci has been granted 3 US patents while listed as an inventor at Neyrpic. The first was granted in 1981 and the most recent in May 1986. Severin Casacci ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Severin Casacci in Meylan, FR.

Patents per Year

Patents granted per year, 1981 to 1986Bar chart with a peak of 1 patents in 1981.peak 11981: 1 patents19811983: 1 patents19831986: 1 patents1986

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4589821 High-head multistage pump-turbine Jack Rondot 1986-05-20
4422826 Propeller runner having swivelling blades for turbines Paul Jarriand 1983-12-27
4278108 Control mechanism for two cut-off devices mounted in series 1981-07-14