Average Co-Inventor Count = 4.00
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. Her Majesty the Queen in Right of Canada, As Represented by the Minister (1 from 536 patents)
2. Petro-canada (1 from 52 patents)
3. Canadian Occidental Petroleum Ltd. (1 from 36 patents)
4. Pan Canadian Petroleum Limited (1 from 31 patents)
5. Esso Resources Canada Limited (1 from 30 patents)
6. Gulf Canada Resources Limited (1 from 26 patents)
7. Alberta Energy Company Ltd. (1 from 25 patents)
8. Murphy Oil Company Ltd. (1 from 21 patents)
9. Mocal Energy Limited (1 from 19 patents)
10. Hbog-oil Sands Limited Partnership (1 from 13 patents)
1 patent:
1. 5494150 - Conveyor belt system with shock-absorbing belt side travel control means