Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | Petroleum industry,Natural resource management | Patent: 13 | ||
2 | Petroleum industry,Natural resource management,Mechanical components, ...[+1] | Patent: 10 | ||
3 | ![]() | Natural gas,Submersible pump,Centrifugal pump, ...[+2] | Patent: 8 | |
4 | Computer hardware,Electronics | Patent: 4 | ||
5 | ![]() | MacNeill,Construction engineering | Patent: 4 |