Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Jean-Pascal Duchemin — 4 Patents

THThomson-Csf: 4 patents #223 of 2,054Top 15%
Paris, FR: #2,402 of 13,709 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Jean-Pascal Duchemin has been granted 4 US patents while listed as an inventor at Thomson-Csf. The first was granted in 1980 and the most recent in May 2003. Jean-Pascal Duchemin ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Jean-Pascal Duchemin in Paris, FR.

Patents per Year

Patents granted per year, 1980 to 2003Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801985: 1 patents19851999: 1 patents19992003: 1 patents2003

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6559534 Thermal capacity for electronic component operating in long pulses Didier Floriot, Sylvain Delage, Simone Cassette 2003-05-06 $402,000
5978396 Semiconductor laser source Eugene Leliard, Eric Brousse, Thierry Fillardet 1999-11-02
4494237 Shortwave semiconductor laser Marie-Antoinette Di Forte Poisson, Jean-Pierre Hirtz, Baudouin de Cremoux 1985-01-15
4220488 Gas-phase process for the production of an epitaxial layer of indum phosphide Daniel Leguen, Michel Bonnet, Francois Koelsch, Gerard Beuchet 1980-09-02