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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Francois Duthoit — 3 Patents

THThomson-Csf: 2 patents #470 of 2,054Top 25%
Brest, FR: #74 of 376 inventorsTop 20%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Francois Duthoit has been granted 3 US patents while listed as an inventor at Thomson-Csf. The first was granted in 1986 and the most recent in March 1995. Francois Duthoit ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Francois Duthoit in Brest, FR.

Patents per Year

Patents granted per year, 1986 to 1995Bar chart with a peak of 1 patents in 1986.peak 11986: 1 patents19861989: 1 patents19891995: 1 patents1995

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5395384 Instrument for the extraction of patho-logical vein sections such as varices 1995-03-07
4812759 Method for measuring and correcting the induced magnetization in a nautical vessel 1989-03-14 $2,000
4621192 Device for measuring the gradient of a magnetic field by the magnetooptical effect Bernard Desormiere 1986-11-04 $15,000