Average Co-Inventor Count = 3.00
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. Zimmermann & Jansen Gmbh (2 from 17 patents)
2 patents:
1. 5118084 - Apparatus for controlled adjustment of a stopper of a distributor
2. 5110018 - Closing apparatus for the bottom pouring hole of a casting ladle