Average Co-Inventor Count = 3.43
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. Komatsu Corporation (2 from 2,730 patents)
2 patents:
1. 6152013 - Hydraulically actuated breaker with lost-motion prevention device
2. 6056070 - Hydraulic ramming apparatus