Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hartmut Riechers — 26 Patents

Basf Se: 14 patents #1,135 of 13,826Top 9%
Abbott: 12 patents #553 of 5,509Top 15%
Ludwigshafen, DE: #102 of 1,722 inventorsTop 6%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Hartmut Riechers has been granted 26 US patents while listed as an inventor at Basf Se. The first was granted in 1998 and the most recent in January 2013. Hartmut Riechers ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Hartmut Riechers in Ludwigshafen, DE.

Patents per Year

Patents granted per year, 1998 to 2013Bar chart with a peak of 5 patents in 2000.peak 51998: 1 patents19981999: 3 patents2000: 5 patents20002001: 1 patents2002: 2 patents20022003: 5 patents2004: 1 patents20042006: 2 patents2009: 2 patents20092011: 3 patents2013: 1 patents2013

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8349843 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2013-01-08 $26,270,000
RE42477 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2011-06-21
RE42462 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2011-06-14
7863445 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2011-01-04 $44,285,000
7601730 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2009-10-13 $116,099,000
7582647 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2009-09-01 $215,011,000
7119097 Carboxylic acid derivatives, their preparation and their use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2006-10-10 $76,053,000
7109205 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2006-09-19 $109,604,000
6686369 &agr;-hydrdroxylic acid derivatives, their production and use Dagmar Klinge, Wilhelm Amberg, Ernst Baumann, Andreas Kling, Liliane Unger +3 more 2004-02-03 $55,375,000
6670367 Azinyloxy, and phenoxy-diaryl-carboxylic acid derivatives, their preparation and use as mixed ETA/ETB endothelin receptor antagonists Wilhelm Amberg, Rolf Jansen, Andreas Kling, Dagmar Klinge, Stefan Hergenröder +2 more 2003-12-30 $59,000,000
6627756 Preparation of pure triethylenediamine Arthur Hohn, Joachim Simon, Ortmund Lang, Hartmut Schoenmakers, Matthias Rauls +1 more 2003-09-30 $608,000
6610691 Carboxylic acid derivatives, their production and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Heinz Hillen, Liliane Unger +1 more 2003-08-26 $621,000
6600043 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2003-07-29 $662,000
6559338 Method for racemate splitting of 2-hydroxypropionic acids Harald Bernard 2003-05-06 $391,000
6448248 Heterocyclic carboxylic acid derivatives, the production and use thereof as endothelin receptor antagonists Wilhelm Amberg, Rolf Jansen, Andreas Kling, Dagmar Klinge, Stefan Hergenröder +2 more 2002-09-10 $129,606,000
6440975 Amino acid derivatives, the preparation and use thereof as endothelin antagonists Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Liliane Unger, Manfred Raschack 2002-08-27 $61,531,000
6197958 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 2001-03-06 $218,000
6160178 Racemization of optically active amines Joachim Simon, Arthur Hohn, Andreas Kramer, Frank Funke, Wolfgang Siegel +1 more 2000-12-12 $247,000
6153797 Racemizing of optically active amines Joachim Simon, Arthur Hohn, Andreas Kramer, Frank Funke, Wolfgang Siegel +1 more 2000-11-28 $180,000
6111100 Preparation of bis(2-morpholinoethyl) ether Joachim Simon, Andreas Henne, Arthur Hohn 2000-08-29 $963,000
6103732 Carboxylic acid derivatives, their production and use Wilhelm Amberg, Andreas Kling, Dagmar Klinge, Ernst Baumann, Liliane Unger +3 more 2000-08-15 $634,000
6049007 Racemization of optically active amines Joachim Simon, Arthur Hohn, Andreas Kramer, Frank Funke, Wolfgang Siegel +1 more 2000-04-11
6004988 Carboxylic acid derivatives, their preparation and their use Wilhelm Amberg, Andreas Kling, Dagmar Klinge, Liliane Unger, Manfred Raschack +3 more 1999-12-21
5969134 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 1999-10-19
5932730 Carboxylic acid derivatives, their preparation and use Dagmar Klinge, Wilhelm Amberg, Andreas Kling, Stefan Muller, Ernst Baumann +5 more 1999-08-03