Average Co-Inventor Count = 3.00
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 Naval Marine, Inc. (5 from 7 patents)
5 patents:
1. 8256303 - Method of operating a shiplift
2. 8251608 - Method of operating a shiplift
3. 8251609 - Method of operating a shiplift
4. 8186908 - Method of operating a shiplift
5. 7766577 - Method of operating a shiplift