Average Co-Inventor Count = 2.87
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 (8 from 2,697 patents)
8 patents:
1. 12509852 - Working machine
2. 12222743 - Lever device and working machine
3. 11976443 - Working machine
4. D1012984 - Backhoe
5. 11781291 - Working machine and manufacturing method of the same
6. 11473268 - Lever device and working machine having the same
7. D933720 - Backhoe
8. 10407871 - Work machine