Average Co-Inventor Count = 2.00
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. Edwards Limited (3 from 272 patents)
3 patents:
1. D626149 - Vacuum pump
2. D626150 - Vacuum pump
3. D626151 - Vacuum pump