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. Pan Canadian Petroleum Limited (1 from 31 patents)
2. Esso Resources Canada Limited (1 from 30 patents)
3. Canada-Cities Service, Ltd. (1 from 28 patents)
4. Gulf Canada Resources Limited (1 from 26 patents)
5. Petro-Canada Exploration Inc. (1 from 22 patents)
6. Her Majesty the Queen in Right of the Province of Alberta, Government of (1 from 21 patents)
1 patent:
1. 4225422 - Beneficiation of heavy minerals from bituminous sands residues by dry