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USPTO Patent Rankings Data through Dec 31, 2025
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Stefan P. Kotun — 5 Patents

ASAusimont S.R.L.: 4 patents #15 of 84Top 20%
ASAusimont S.P.A.: 1 patents #170 of 288Top 60%
Clemson, SC: #51 of 297 inventorsTop 20%
South Carolina: #3,003 of 15,501 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Stefan P. Kotun has been granted 5 US patents while listed as an inventor at Ausimont S.R.L.. The first was granted in 1991 and the most recent in November 1993. Stefan P. Kotun ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Stefan P. Kotun in Clemson, SC, US.

Patents per Year

Patents granted per year, 1991 to 1993Bar chart with a peak of 2 patents in 1992.peak 21991: 1 patents19911992: 2 patents19921993: 2 patents1993

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5264629 Process for preparing fluorinated compounds, and novel products Darryl D. Desmarteau, Alessandro Malacrida 1993-11-23
5227539 Process for producing salts of fluorinated alcohols Darryl D. Desmarteau, Walter Navarrini 1993-07-13
5118844 New fluorinated alkoxy imines and their N-chloro- and N-bromo-derivatives, and process for their preparation Darryl D. Desmarteau 1992-06-02
5081299 Fluorinated alkoxyimines and their N-chloro- and N-bromo-derivatives, and process for their preparation Darryl D. Desmarteau 1992-01-14
5023377 Process for preparing fluorinated compounds Darryl D. Desmarteau, Alessandro Malacrida 1991-06-11