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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Werner Kirchner — 2 Patents

Basf Se: 2 patents #5,851 of 13,826Top 45%
Neustadt, DE: #211 of 452 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Werner Kirchner has been granted 2 US patents while listed as an inventor at Basf Se. All of these patents were granted in 2002. Werner Kirchner ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Werner Kirchner in Neustadt, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6462138 Method for reducing residual monomers in liquid systems by adding an oxidation-reduction initiator system Robert Rupaner, Sven Lawrenz, Johannes Dobbelaar, Gerhard Bauer, Franz-Josef Mueseler +6 more 2002-10-08 $466,000
6458230 Preparation of recyclable fiber composites Robert Rupaner, Karl-Heinz Schumacher, Bradley Ronald Morrison, Roland Offner, Hermann Seyffer 2002-10-01 $235,000