Average Co-Inventor Count = 3.00
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 2,730 patents)
2 patents:
1. 5895588 - Controller of laser marking machine
2. 5896233 - Marking position correcting device for laser marker