4 Patents
#9 in Duren
#6,900 in Germany
Gkd Gebr, Kufferath Gmbh & Co., Kg
Forward Citations = 38
3 inventors:
3 inventors (with patents filed for the assignee):
Karl Kufferath-Kassner (2 out of 2 patents)
Ingo Kufferath (1 out of 1 patent)
Wilhelm Graff (1 out of 2 patents)
4 patents:
#9 in Duren
#6,900 in Germany
3 inventors: