Average Co-Inventor Count = 4.00
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. Mannesmann Aktiengesellschaft (1 from 1,150 patents)
2. Sms Siemag Aktiengesellschaft (208 patents)
1 patent:
1. 5944514 - Process and device for introducing bulk material into a rotary hearth