Average Co-Inventor Count = 2.40
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. Marathon Oil Company (1 from 395 patents)
2. Ecotechnology, Ltd. (1 from 5 patents)
2 patents:
1. 7207385 - Method and system for producing gas and liquid in a subterranean well
2. 7160024 - Apparatus and method for creating a vortex flow