Average Co-Inventor Count = 2.67
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. Stellarton Technologies Inc. (2 from 5 patents)
2 patents:
1. 8347954 - Plunger lift system with seal and ball detent arrangement
2. 7188670 - Plunger lift system