Average Co-Inventor Count = 3.75
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. Kone Oy (2 from 131 patents)
2 patents:
1. 5082118 - Device for separating hard objects, such as stones, from a stream of wood
2. 4955484 - Device for separating hard objects, such as stones, from a stream of wood