Average Co-Inventor Count = 4.00
ph-index = 1
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 (1 from 5,868 patents)
2. Rolls-royce North American Technologies Inc. (1 from 916 patents)
3. Rolls-royce Electrical Norway As (1 from 9 patents)
1 patent:
1. 11970973 - Electric machine cooling of stator with tube