5 Patents
#2 in Hart bei Graz
#501 in Austria
Knapp Holding Gmbh
Forward Citations = 79
4 inventors:
4 inventors (with patents filed for the assignee):
Friedrich Knapp (2 out of 10 patents)
Eduard Wunscher (2 out of 2 patents)
Karl Freudelsperger (1 out of 34 patents)
4. Di Karl Freudelsperger (1 out of 1 patent)
5 patents: