Average Co-Inventor Count = 4.20
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. Komatsu Corporation (2 from 2,731 patents)
2 patents:
1. 7603569 - Information providing system and a method for providing information
2. 7209930 - Information providing system and a method for providing information