HK

Horst Kalfa

DA Didier-Werke Ag: 4 patents #28 of 217Top 15%
DG Didier Engineering Gmbh: 1 patents #36 of 71Top 55%
MA Metallgesellschaft Ag: 1 patents #308 of 715Top 45%
Overall (All Time): #764,378 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5795994 Process and apparatus for measuring condensed moisture and applications thereof Knut Schroeder 1998-08-18
5205850 Particular filter Thielo Jenrich, Dietmar Thalheim 1993-04-27
4905665 Device for converting solar energy into process heat Michael Geyer, Christian Streuber 1990-03-06
4695559 Catalyst for the selective reduction of nitrogen oxides in waste gases and process for the manufacture of such a catalyst Dietrich Wagener, Karl H. Laue, Egmar Wunderlich, Theo Sander, Claus Flockenhaus +9 more 1987-09-22
4656148 Method for the reactivation of a catalyst used for removal of nitrogen oxides Hans-Eugen Buhler, Hermann Stein, Blagoje Levkov, Hartmut Kainer, Daniel Grimm 1987-04-07
4435157 Heat exchanger construction and method of operation Hans-Eugen Buhler 1984-03-06
4335615 Equipment for testing materials for stress corrosion cracking Bruno Schubert, Peter Brunmayer, Siegfried Gellermann 1982-06-22