Average Co-Inventor Count = 2.40
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. Fried. Krupp Gesellschaft MIT Beschrankter Haftung (1 from 268 patents)
2. Krupp Polysius Ag (1 from 165 patents)
2 patents:
1. 4692244 - Disperser for a flotation system
2. 4311240 - Flotation apparatus