Average Co-Inventor Count = 3.18
ph-index = 15
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 (25 from 2,697 patents)
25 patents:
1. 9216777 - Work vehicle
2. 8960805 - Work vehicle
3. 8720977 - Door attached to cabin for work vehicle
4. 8720299 - Tiltable steering wheel apparatus for work vehicle
5. 8499870 - Work vehicle with engine, air cleaner, and battery
6. 8414082 - Work vehicle
7. 8376441 - Work vehicle
8. 8052202 - Vehicle frame for work vehicle and method for manufacturing same
9. 7926387 - Change-speed control system for utility vehicle having stepless change-speed apparatus for speed-changing engine output and transmitting the speed-changed output to traveling unit
10. 7913505 - Air conditioning device for work vehicle
11. 7815246 - Sealing structure for cabin
12. D621423 - Transport vehicle
13. 7677646 - Vehicle frame for work vehicle and method for manufacturing same
14. 7673920 - Operator's station structure for work vehicle
15. 7581780 - Pickup-style work vehicle