Average Co-Inventor Count = 2.42
ph-index = 4
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 (5 from 2,664 patents)
5 patents:
1. 7444897 - Control panel unit having control lever for utility vehicle
2. 7404341 - Transmission system for tractor
3. 6821006 - Headlight assembly for a working vehicle
4. 4856611 - Propelling transmission system of tractor
5. 4609065 - Wheel drive structure for agricultural tractor