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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Gerhard Kastner — 2 Patents

Basf Se: 1 patents #8,065 of 13,826Top 60%
Abbott: 1 patents #4,834 of 5,509Top 90%
Ludwigshafen am Rhein, DE: #146 of 261 inventorsTop 60%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Gerhard Kastner has been granted 2 US patents while listed as an inventor at Abbott. The first was granted in 1982 and the most recent in April 2006. Gerhard Kastner ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Gerhard Kastner in Ludwigshafen am Rhein, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7034158 Method of producing biperiden I Klaus Scheib 2006-04-25 $97,992,000
4350636 Preparation of phenylacetonitriles carrying basic substituents Hardo Siegel, Karl-Heinz Geiss 1982-09-21