Average Co-Inventor Count = 3.43
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. Kabushiki Kaisha Komatsu Seisakusho (2 from 1,009 patents)
2 patents:
1. 5520442 - Protective device for a driver's cab front of large-size dump truck
2. 4321793 - Integrated hydraulic circuit for off highway work vehicles