2 Patents
#22 in Marl
#10,552 in Germany
Gaf Huls Chemie Gmbh
Forward Citations = 1
3 inventors:
3 inventors (with patents filed for the assignee):
Helmut Westernacher (2 out of 8 patents)
Karl Aertken (1 out of 4 patents)
Franz Schamann, Deceased (1 out of 1 patent)
2 patents: