Average Co-Inventor Count = 2.00
ph-index = 2
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. Peters Maschinenfabrik, Gmbh (1 from 18 patents)
2. Werner H.k. Peters Maschinenfabrik Gmbh (1 from 6 patents)
2 patents:
1. 4756219 - Cross-cutter
2. 4643706 - One-sided corrugated cardboard machine