Average Co-Inventor Count = 3.00
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. Polysius Ag (3 from 97 patents)
3 patents:
1. 4008995 - Rotary kiln construction
2. 3964804 - Apparatus for lubricating bearing rings loosely mounted on a rotary drum
3. 3953087 - Bearing ring mounting for rotary drum