Average Co-Inventor Count = 6.00
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. Bergwerksverband Gmbh (1 from 231 patents)
2. Didier Engineering Gmbh (1 from 106 patents)
1 patent:
1. 4369094 - Method of preventing the entry of air into the housing of a charging