Average Co-Inventor Count = 3.00
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. John Crane UK Limited (4 from 40 patents)
4 patents:
1. 11796064 - Reduced emission gas seal
2. 11396883 - Reduced emission gas seal
3. 10871167 - Reduced emission gas seal
4. 10247194 - Reduced emission gas seal