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Andreas Guentner — 4 Patents

Basf Se: 4 patents #3,853 of 13,826Top 30%
Bischofswerda, DE: #142 of 447 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Andreas Guentner has been granted 4 US patents while listed as an inventor at Basf Se. The first was granted in 1989 and the most recent in May 1995. Andreas Guentner ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Andreas Guentner in Bischofswerda, DE.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5420259 Tryptanthrine derivatives Guenther Seybold, Gerhard Wagenblast 1995-05-30
4966983 Benzopyrans for use in recording systems Udo Mayer, Andreas Oberlinner 1990-10-30
4958021 Benzopyran derivatives Udo Mayer, Andreas Oberlinner 1990-09-18
4841050 Carbazole containing benzopyrans Udo Mayer, Andreas Oberlinner 1989-06-20

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