Ranking Year:
# | Company Name | Region | Tech Topics | Total |
|---|
1 |  | Patent: 3 | ||
2 | | Structural system,Construction engineering | Patent: 2 | |
3 | | Patent: 2 | ||
4 | | Patent: 1 | ||
5 |  | Calcium carbide,Chemical engineering,Textile (markup language), ...[+2] | Patent: 1 | |
6 | | Construction engineering | Patent: 1 | |
7 | | Automotive engineering,Semi-trailer,Truck, ...[+2] | Patent: 1 | |
8 | | Patent: 1 | ||
9 |  | Pinyin,Materials science,Composite material, ...[+2] | Patent: 1 | |
10 |  | Glazing,Architecture,Solar energy, ...[+2] | Patent: 1 | |
11 | | Patent: 1 | ||
12 | | Hydropower,Construction engineering,Water resources | Patent: 1 | |
13 | | Computer hardware,Electronics,Control system, ...[+2] | Patent: 1 | |
14 | | Patent: 1 | ||
15 | | Urban planning,Construction engineering | Patent: 1 | |
16 |  | Vocational education,Public university,Materials science, ...[+2] | Patent: 1 | |
17 |  | Construction engineering,Civil engineering | Patent: 1 | |
18 | | Patent: 1 | ||
19 |  | Machine element,Drill,Cutlery, ...[+2] | Patent: 1 | |
20 | | Shopping mall,Automotive battery,Hybrid vehicle, ...[+2] | Patent: 1 |