Average Co-Inventor Count = 2.00
ph-index = 1
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. Merz & Co. (2 from 10 patents)
2 patents:
1. 4003070 - Apparatus for treating photographic materials
2. 3962712 - Apparatus for transporting strip-shaped or sheet-shaped materials