Average Co-Inventor Count = 4.86
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. Kubota Corporation (3 from 2,699 patents)
3 patents:
1. 11753797 - Working vehicle
2. D960938 - Front grill for tractors
3. D878428 - Portion of tractor