Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | ![]() | Heat exchanger,Heat transfer,Efficient energy use, ...[+2] | patent citation: 471 | |
2 | Marine propulsion,National security,Aerospace | patent citation: 176 | ||
3 | ![]() | Machining,Industrial engineering,Mining engineering, ...[+2] | patent citation: 168 | |
4 | Mining engineering,Precious metal | patent citation: 99 | ||
5 | Heat exchanger,Mining engineering,Natural resource management | patent citation: 72 | ||
6 | ![]() | Industrial gas,Carbon dioxide,Carbon monoxide, ...[+2] | patent citation: 52 | |
7 | ![]() | Plate heat exchanger,Heat exchanger,Automation, ...[+2] | patent citation: 49 | |
8 | patent citation: 44 | |||
9 | ![]() | Vacuum cleaner,Manufacturing engineering,Electronics, ...[+2] | patent citation: 31 | |
10 | Automotive engineering | patent citation: 31 |