Average Co-Inventor Count = 1.00
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. Sms Group Gmbh (268 patents)
2. Sms Siemag Aktiengesellschaft (208 patents)
3. Georg Springmann Industrie- Und Bergbautechnik Gmbh (4 patents)
0 patent: