Average Co-Inventor Count = 1.50
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Erwin Kampf Gmbh & Co Maschinenfabrik (2 from 4 patents)
2. Fa. Erwin Kampf Gmbh & Co. (1 from 1 patent)
3 patents:
1. 4550882 - Reel cutting and winding machine
2. 4461432 - Unwinding apparatus for webs of material, in particular plastic films
3. 4408474 - Metal strip stretching mill