HP

Hartmut Pietsch

MA Metallgesellschaft Ag: 5 patents #47 of 715Top 7%
VA Vereinigte Aluminum - Werke Aktiengesellschaft: 3 patents #7 of 68Top 15%
Hoechst Gmbh: 1 patents #2,248 of 4,020Top 60%
Overall (All Time): #895,174 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4775107 Method of processing small batteries Rudolf Heng, Walter Koch 1988-10-04
4472359 Method of pressure leaching Wolfgang Turke, Hubert Bings, Karl-Josef Memmel 1984-09-18
4438076 Method of extracting gold and silver from an ore Wolfgang Turke, Ernst Bareuther, Fritz Kampf, Hubert Bings 1984-03-20
4436704 Method of recovering uranium oxide from alkaline sodium uranyl carbonate solutions Otmar Krennrich, Gottfried Brendel 1984-03-13
4361541 Method for extraction of uranium from ores Hubert Bings, Fritz Kampf, Roland Thome, Gerhard Wargalla, Gunter Winkhaus +2 more 1982-11-30
4322271 Process for the preparation of N-vinyl-N-alkyl-carboxylic acid amides Harald Jensen, Erwin Schmidt, Michael Mitzlaff, Jurgen Cramer, Rudolf Pistorius +1 more 1982-03-30