Average Co-Inventor Count = 1.00
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 Aktiebolag (1 from 14 patents)
2. Kamewa Ab (1 from 6 patents)
2 patents:
1. 8777575 - Method and arrangement for propeller pitch control
2. 5344344 - Steering and reversing system for a marine jet propulsion unit