Average Co-Inventor Count = 2.40
ph-index = 2
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. Massey Ferguson Manufacturing Limited (2 from 5 patents)
2 patents:
1. 5480014 - Double clutch arrangement
2. 5441136 - Four wheel drive vehicles