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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Andrzej Kontkiewicz — 1 Patent

SDSemiconductor Diagnostics: 1 patents #10 of 19Top 55%
UFUniversity Of South Florida: 1 patents #932 of 1,794Top 55%
Warszawa, PL: #519 of 1,470 inventorsTop 40%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Andrzej Kontkiewicz has been granted 1 US patent while listed as an inventor at Semiconductor Diagnostics. All of these patents were granted in 1997. Andrzej Kontkiewicz ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Andrzej Kontkiewicz in Warszawa, PL.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5663657 Determining long minority carrier diffusion lengths Jacek Lagowski, Lubek Jastrzebski, Piotr Edelman 1997-09-02