Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | Petroleum engineering,Materials science,Chemistry, ...[+2] | Patent: 25 | ||
2 | ![]() | Petrochemical,Petroleum,Enterprise software, ...[+2] | Patent: 20 | |
3 | ![]() | Petroleum,Petrochemical,Data analysis, ...[+2] | Patent: 17 | |
4 | Manufacturing engineering,Mechanical engineering,Surface mining, ...[+2] | Patent: 17 | ||
5 | ![]() | Hydrocyclone,Electronics,Cut-point, ...[+2] | Patent: 16 | |
6 | ![]() | Syngas,Biomass,Biofuel, ...[+2] | Patent: 15 | |
7 | Patent: 13 | |||
8 | Electronics,Conditioners,Air conditioning, ...[+2] | Patent: 12 | ||
9 | ![]() | Facial recognition system,Artificial intelligence,Science and engineering, ...[+2] | Patent: 11 | |
10 | ![]() | Coal mining,Pinyin,Coal, ...[+2] | Patent: 11 | |
11 | ![]() | Western culture,TUTOR,Silicon carbide, ...[+2] | Patent: 10 | |
12 | ![]() | Materials science,Computer science,Composite material, ...[+2] | Patent: 10 | |
13 | Boiler (power generation),Recovery boiler,Automation, ...[+2] | Patent: 9 | ||
14 | ![]() | Pinyin,Chemistry,Materials science, ...[+2] | Patent: 8 | |
15 | Electronics | Patent: 8 | ||
16 | ![]() | Air conditioning,Electronics,Fast-moving consumer goods, ...[+2] | Patent: 7 | |
17 | Pinyin,Materials science,Control theory, ...[+2] | Patent: 7 | ||
18 | Hydropower,Energy technology | Patent: 7 | ||
19 | ![]() | Vacuum cleaner,Robotics,Manufacturing engineering, ...[+1] | Patent: 6 | |
20 | ![]() | Revocation,Materials science,Chemistry, ...[+2] | Patent: 6 | |
21 | ![]() | Natural gas,Petroleum industry,Renewable energy, ...[+2] | Patent: 6 | |
22 | ![]() | Pinyin,Materials science,Composite material, ...[+2] | Patent: 6 | |
23 | ![]() | Drilling engineering,Petroleum industry,Natural resource management, ...[+2] | Patent: 6 | |
24 | ![]() | Construction engineering,Chemical engineering,Oil well, ...[+2] | Patent: 6 | |
25 | Mathematics,Computer science,Materials science, ...[+2] | Patent: 6 | ||
26 | Electric machine,Automation,Manufacturing engineering, ...[+2] | Patent: 6 | ||
27 | Petroleum coke | Patent: 6 | ||
28 | ![]() | Astronautics,Molecular sensor,Solid-state battery, ...[+2] | Patent: 5 | |
29 | Patent: 5 | |||
30 | Patent: 5 | |||
31 | ![]() | Food processing,Starch,Automation, ...[+2] | Patent: 5 | |
32 | Patent: 5 | |||
33 | ![]() | Pinyin,Educational institution,Cancer immunotherapy, ...[+2] | Patent: 5 | |
34 | ![]() | Power semiconductor device,Semiconductor,Science park, ...[+2] | Patent: 5 | |
35 | Human resources | Patent: 4 | ||
36 | ![]() | Pinyin,Public university,Coronavirus, ...[+2] | Patent: 4 | |
37 | ![]() | Computer science,Artificial intelligence,Mathematics, ...[+2] | Patent: 4 | |
38 | Coal mining,Mining engineering,Natural resource management | Patent: 4 | ||
39 | Iron ore,Mining engineering,Natural resource management, ...[+2] | Patent: 4 | ||
40 | ![]() | Natural gas,China sea,Petroleum industry, ...[+2] | Patent: 4 | |
41 | Patent: 4 | |||
42 | ![]() | Industry 4.0,Computer hardware,Electronics, ...[+2] | Patent: 4 | |
43 | ![]() | Pinyin,Materials science,Chemistry, ...[+2] | Patent: 4 | |
44 | ![]() | Natural gas,Petroleum,Lubricant, ...[+2] | Patent: 4 | |
45 | Synthetic rubber,Chemical engineering,Chlorine, ...[+2] | Patent: 4 | ||
46 | Patent: 3 | |||
47 | Construction engineering | Patent: 3 | ||
48 | ![]() | Mechanical engineering,Molecular beam epitaxy,Retinitis, ...[+2] | Patent: 3 | |
49 | ![]() | Petroleum,Petroleum industry,Natural resource management, ...[+2] | Patent: 3 | |
50 | ![]() | Metallurgy,Solid-state battery,Lithium-ion battery, ...[+2] | Patent: 3 | |
51 | Energy conservation,Environmental protection,Denitrification, ...[+2] | Patent: 3 | ||
52 | Cement,Materials science,Construction engineering, ...[+1] | Patent: 3 | ||
53 | ![]() | Pinyin,Mainland China,Social science, ...[+2] | Patent: 3 | |
54 | Patent: 3 | |||
55 | ![]() | Pinyin,Biology,Chemistry, ...[+2] | Patent: 3 | |
56 | ![]() | Electronics,Power transmission,Electricity, ...[+2] | Patent: 3 | |
57 | Automation,Manufacturing engineering,Industrial engineering, ...[+2] | Patent: 3 | ||
58 | ![]() | Data analysis,Petroleum engineering,Chemistry, ...[+2] | Patent: 3 | |
59 | ![]() | Civil engineering,Flue-gas desulfurization,Construction engineering, ...[+2] | Patent: 3 | |
60 | ![]() | Artificial intelligence,Pinyin,Structural engineering, ...[+2] | Patent: 3 | |
61 | Patent: 3 | |||
62 | Construction engineering,Production line,Cement, ...[+2] | Patent: 3 | ||
63 | Cement,Materials science,Construction engineering | Patent: 3 | ||
64 | Petroleum industry,Natural resource management | Patent: 3 | ||
65 | Petrochemical,Chemical engineering | Patent: 3 | ||
66 | Patent: 3 | |||
67 | Maltitol,Xylitol,Sorbitol, ...[+2] | Patent: 3 | ||
68 | ![]() | Coal,Mining engineering,Natural resource management, ...[+2] | Patent: 3 | |
69 | Package on package,Multi-chip module,Wafer-level packaging, ...[+2] | Patent: 3 | ||
70 | ![]() | Vacuum cleaner,Electronics,Refrigeration | Patent: 3 | |
71 | Patent: 3 | |||
72 | Patent: 3 | |||
73 | ![]() | Public university,Mathematics,Chemistry, ...[+2] | Patent: 3 | |
74 | ![]() | Education development,Cell therapy,Drug repositioning, ...[+2] | Patent: 2 | |
75 | Patent: 2 | |||
76 | Patent: 2 | |||
77 | ![]() | Metrology,5G,Materials science, ...[+2] | Patent: 2 | |
78 | Molybdenum,Mining engineering,Natural resource management | Patent: 2 | ||
79 | ![]() | Pinyin,Public university,Chemistry, ...[+2] | Patent: 2 | |
80 | ![]() | Forestry,Agriculture,Biology, ...[+2] | Patent: 2 | |
81 | Smelting,Mining engineering,Natural resource management, ...[+2] | Patent: 2 | ||
82 | Pulverizer,Coal,Core drill, ...[+1] | Patent: 2 | ||
83 | ![]() | Industry of China,Aerospace,Civil aviation, ...[+2] | Patent: 2 | |
84 | ![]() | Pesticide,Agrochemical,Glyphosate, ...[+2] | Patent: 2 | |
85 | Patent: 2 | |||
86 | Construction engineering | Patent: 2 | ||
87 | Patent: 2 | |||
88 | ![]() | Curriculum development,Vocational education,Science education, ...[+2] | Patent: 2 | |
89 | Urea,Coal | Patent: 2 | ||
90 | ![]() | Pinyin,Materials science,Chemistry, ...[+2] | Patent: 2 | |
91 | Phosphate,Mining engineering,Natural resource management | Patent: 2 | ||
92 | Electronics,Feedthrough,Vacuum coating, ...[+2] | Patent: 2 | ||
93 | ![]() | Calcium carbide,Chemical engineering,Textile (markup language), ...[+2] | Patent: 2 | |
94 | Polypropylene,Petroleum industry,Petroleum, ...[+2] | Patent: 2 | ||
95 | Electronics | Patent: 2 | ||
96 | Power transmission,Electrical equipment,Transformer, ...[+2] | Patent: 2 | ||
97 | Patent: 2 | |||
98 | Patent: 2 | |||
99 | ![]() | Hexane,Petroleum industry | Patent: 2 | |
100 | ![]() | Boiler (power generation),Electronics,Energy conservation, ...[+2] | Patent: 2 |