Hermann Koehler — 11 Patents at Basf Se

Hermann Koehler has been granted 11 US patents while listed as an inventor at Basf Se. The first was granted in 1989 and the most recent in December 1993. Hermann Koehler ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Hermann Koehler in Beindersheim, DE.

Patents per Year

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #	Title	Co-Inventors	Date
5274164	Preparation of aryl chloroformates	Thomas Wettling, Jochem Henkelmann, Irene Troetsch-Schaller	1993-12-28
5211737	4-arryl-2-haloimidazole-5-carboxylic esters, the preparation and use thereof	Ulrich Wriede, Gerhard Hamprecht, Thomas Kuekenhoehner, Bruno Wuerzer, Karl-Otto Westphalen	1993-05-18
5207820	Crop protection agents based on 1-aryl- or 1-hetarylimidazose carboxylic esters	Ulrich Wriede, Gerhard Hamprecht, Bruno Wuerzer	1993-05-04
5196611	Preparation of alkyl, alkenyl, and alkynyl chlorides	Jochem Henkelmann, Irene Troetsch-Schaller, Thomas Wettling, Thomas-Michael Kahl, Leopold Hupfer +1 more	1993-03-23
5117004	Preparation of imidazole-2-carboxylic acids	Uwe Kempe, Toni Dockner	1992-05-26
5043454	Crop protection agents based on 1-aryl- or 1-hetarylimidazolecarboxylic esters	Ulrich Wriede, Gerhard Hamprecht, Bruno Wuerzer	1991-08-27
5008398	Preparation of p-nitrophenyl-imidazoles	Klaus Ebel, Helmut Karn, Christof Taubitz	1991-04-16
4924000	Preparation of acylated imidazoles	Michael Hesse, Wolfgang Hoelderich, Toni Dockner	1990-05-08
4900825	Preparation of 4-nitro-5-imidazolyl ethers and thioethers	Toni Dockner	1990-02-13
4864030	Preparation of 1-alkylimidazoles	Toni Dockner, Helmut Karn	1989-09-05
4803283	Preparation of 4(5)-nitroimidazole-5(4)-carboxylic acids	Toni Dockner, Uwe Kempe	1989-02-07

Hermann Koehler — 11 Patents

Patents per Year

Issued Patents All Time

Patent Widget