Average Co-Inventor Count = 3.60
ph-index = 3
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. Kubota Corporation (3 from 2,683 patents)
3 patents:
1. 8366524 - Cabin for a work vehicle
2. 8033899 - Cabin for a work vehicle
3. D596204 - Cabin for work machine