HZ

Helmut Zech

Basf Se: 7 patents #2,439 of 13,826Top 20%
Overall (All Time): #710,712 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11358922 Process for preparing 4-chlorobenzyl propargyl ether Daniel Saelinger, Philip Muelheims, Roland Goetz 2022-06-14
9278977 Process for manufacturing 5-chloromethyl-2,3-pyridine dicarboxylic acid anhydrides Frederik Menges, Joachim Gebhardt, Michael Rack, Michael Keil, Rodney F. Klima +3 more 2016-03-08
9096570 Process for manufacturing substituted 3-pyridylmethyl ammonium bromides Joachim Gebhardt, Frederik Menges, Michael Rack, Michael Keil, Jochen Schroeder +5 more 2015-08-04
8722893 Process for manufacturing 5-chloromethyl-2,3-pyridine dicarboxylic acid anhydrides Frederik Menges, Joachim Gebhardt, Michael Rack, Michael Keil, Rodney F. Klima +3 more 2014-05-13
8629279 Process for manufacturing 5-formyl-pyridine-2,3-dicarboxylic acid esters Michael Rack, Joachim Gebhardt, Frederik Menges, Michael Keil, Rodney F. Klima +3 more 2014-01-14
8563734 2-[1-cyanopropyl)carbamoyl]-5-chloromethyl nicotinic acids and the use thereof in manufacturing herbicidal imidazolinones Frederik Menges, Joachim Gebhardt, Michael Rack, Michael Keil, Rodney F. Klima +3 more 2013-10-22
7847097 Method for production of 1-alkyl-3-phenyluracils Joachim Gebhardt, Sandra Loehr, Michael Keil, Thomas Schmidt, Jan Hendrik Wevers +1 more 2010-12-07