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. Imperial Oil Limited (1 from 29 patents)
2. Canada-Cities Service, Ltd. (1 from 28 patents)
3. Petro-Canada Exploration Inc. (1 from 22 patents)
1 patent:
1. 4010799 - Method for reducing power loss associated with electrical heating of a