Average Co-Inventor Count = 1.71
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. Rolls-royce Corporation (2 from 5,871 patents)
2 patents:
1. 7698884 - Power transmission arrangement
2. 7329097 - Connecting arrangement