Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | ![]() | Petrochemical,Petroleum,Enterprise software, ...[+2] | Patent: 60 | |
2 | ![]() | Materials science,Computer science,Composite material, ...[+2] | Patent: 57 | |
3 | ![]() | Diesel engine,Spark plug,Gasoline, ...[+2] | Patent: 44 | |
4 | Petroleum coke | Patent: 43 | ||
5 | ![]() | Radio-frequency identification,Coronavirus disease 2019 (COVID-19),Pinyin, ...[+2] | Patent: 41 | |
6 | Nitrogen,Denitrification,Petrochemical, ...[+1] | Patent: 37 | ||
7 | Silicon valley,Construction engineering | Patent: 35 | ||
8 | Patent: 34 | |||
9 | ![]() | Pinyin,Control theory,Computer science, ...[+2] | Patent: 34 | |
10 | ![]() | Western culture,TUTOR,Silicon carbide, ...[+2] | Patent: 33 | |
11 | Hydropower,Energy technology | Patent: 28 | ||
12 | ![]() | International standard,MicroLED,Vocational education, ...[+2] | Patent: 25 | |
13 | Pinyin,Literature,Materials science, ...[+2] | Patent: 24 | ||
14 | Energy conservation,Environmental protection,Denitrification, ...[+2] | Patent: 23 | ||
15 | ![]() | Revocation,Materials science,Chemistry, ...[+2] | Patent: 23 | |
16 | ![]() | CONTEST,Biological membrane,Biofabrication, ...[+2] | Patent: 22 | |
17 | ![]() | Pinyin,Public university,Coronavirus, ...[+2] | Patent: 20 | |
18 | ![]() | Metallurgy,Pinyin,Materials science, ...[+2] | Patent: 19 | |
19 | ![]() | Construction engineering,Chemical engineering,Oil well, ...[+2] | Patent: 19 | |
20 | ![]() | Materials science,Metallurgy,Chemistry, ...[+2] | Patent: 18 | |
21 | Patent: 18 | |||
22 | ![]() | Mechanical engineering,Molecular beam epitaxy,Retinitis, ...[+2] | Patent: 17 | |
23 | ![]() | Metallurgy,Solid-state battery,Lithium-ion battery, ...[+2] | Patent: 17 | |
24 | ![]() | Pinyin,Educational institution,Cancer immunotherapy, ...[+2] | Patent: 17 | |
25 | ![]() | Education development,Cell therapy,Drug repositioning, ...[+2] | Patent: 16 | |
26 | ![]() | Electric vehicle,Power grid,Total asset, ...[+2] | Patent: 16 | |
27 | Patent: 15 | |||
28 | ![]() | Pinyin,Computer science,Control theory, ...[+2] | Patent: 15 | |
29 | Internal combustion engine,Automotive engineering,Diesel engine, ...[+1] | Patent: 15 | ||
30 | ![]() | Power transmission,Hydropower,Environmental protection, ...[+2] | Patent: 14 | |
31 | ![]() | Chemistry,Inorganic chemistry,Catalysis, ...[+2] | Patent: 14 | |
32 | ![]() | Facial recognition system,Artificial intelligence,Science and engineering, ...[+2] | Patent: 14 | |
33 | ![]() | Doctoral research,Pinyin,Materials science, ...[+2] | Patent: 14 | |
34 | Patent: 13 | |||
35 | Automotive catalyst,Automotive engineering,Cisco Catalyst | Patent: 13 | ||
36 | ![]() | Heat exchanger,Electronics,NOx, ...[+2] | Patent: 13 | |
37 | ![]() | Ministry of Transport,Pinyin,Computer science, ...[+2] | Patent: 12 | |
38 | Patent: 12 | |||
39 | Electronics,Stove,Vacuum cleaner, ...[+2] | Patent: 12 | ||
40 | ![]() | Coal,Mining engineering,Natural resource management, ...[+2] | Patent: 11 | |
41 | Fishery,Nanotechnology,Chemistry, ...[+2] | Patent: 11 | ||
42 | ![]() | Artificial intelligence,Pinyin,Structural engineering, ...[+2] | Patent: 11 | |
43 | ![]() | Air conditioning,Electronics,Fast-moving consumer goods, ...[+2] | Patent: 10 | |
44 | Computer hardware,Electronics,Semiconductor, ...[+1] | Patent: 10 | ||
45 | ![]() | Pinyin,Public university,Materials science, ...[+2] | Patent: 10 | |
46 | ![]() | Academic Training,Educational institution,Graduate degree, ...[+2] | Patent: 9 | |
47 | Patent: 9 | |||
48 | ![]() | Forestry,Pinyin,Jurisdiction, ...[+2] | Patent: 9 | |
49 | ![]() | Pinyin,Materials science,Chemistry, ...[+2] | Patent: 9 | |
50 | ![]() | Chemical engineering,Biology,Pinyin, ...[+2] | Patent: 8 | |
51 | Patent: 8 | |||
52 | ![]() | Materials science,Composite material,Computer science, ...[+2] | Patent: 8 | |
53 | ![]() | Smoke,Stove,Electronics, ...[+2] | Patent: 8 | |
54 | Patent: 8 | |||
55 | Research development | Patent: 8 | ||
56 | Truck,Automotive engineering | Patent: 8 | ||
57 | Ethnic group,Literature,Chemistry, ...[+2] | Patent: 8 | ||
58 | ![]() | Power semiconductor device,Semiconductor,Science park, ...[+2] | Patent: 8 | |
59 | Petrochemical,Construction engineering | Patent: 7 | ||
60 | ![]() | Electronics,Power transmission,Electricity, ...[+2] | Patent: 7 | |
61 | ![]() | Pinyin,Chemistry,Mathematics, ...[+2] | Patent: 7 | |
62 | Patent: 7 | |||
63 | Electronics,Conditioners,Air conditioning, ...[+2] | Patent: 7 | ||
64 | ![]() | Civil engineering,Flue-gas desulfurization,Construction engineering, ...[+2] | Patent: 7 | |
65 | Catalytic converter,Automotive engineering,Exhaust emission, ...[+2] | Patent: 7 | ||
66 | Boiler (power generation),Recovery boiler,Automation, ...[+2] | Patent: 7 | ||
67 | Patent: 7 | |||
68 | ![]() | Diesel engine,Manufacturing engineering,Mechanical engineering, ...[+2] | Patent: 6 | |
69 | Automation,Industrial engineering,Manufacturing engineering, ...[+2] | Patent: 6 | ||
70 | ![]() | Semiconductor,Electronics,Product design, ...[+2] | Patent: 6 | |
71 | ![]() | Astronautics,Molecular sensor,Solid-state battery, ...[+2] | Patent: 6 | |
72 | Selective catalytic reduction,Gasoline,Automotive engineering, ...[+2] | Patent: 6 | ||
73 | ![]() | Coal,Coal mining,Electricity, ...[+2] | Patent: 6 | |
74 | ![]() | Pinyin,Chemistry,Materials science, ...[+2] | Patent: 6 | |
75 | ![]() | Materials science,Metallurgy,Computer science, ...[+2] | Patent: 6 | |
76 | Package on package,Multi-chip module,Wafer-level packaging, ...[+2] | Patent: 6 | ||
77 | Environmental consulting,Metallurgy,Environmental protection, ...[+2] | Patent: 5 | ||
78 | ![]() | Pinyin,Chemistry,Materials science, ...[+2] | Patent: 5 | |
79 | ![]() | Pinyin,Chemistry,Materials science, ...[+2] | Patent: 5 | |
80 | ![]() | Pinyin,Public university,Chemistry, ...[+2] | Patent: 5 | |
81 | Shipbuilding,Diesel engine,Gasoline, ...[+1] | Patent: 5 | ||
82 | ![]() | Architecture,Materials science,Structural engineering, ...[+2] | Patent: 5 | |
83 | Environmental protection,Flue-gas desulfurization,Air pollution, ...[+2] | Patent: 5 | ||
84 | ![]() | Flue gas,Environmental consulting | Patent: 5 | |
85 | Air purifier,Electronics,Heating system | Patent: 5 | ||
86 | ![]() | Pinyin,Chemical industry,Chemistry, ...[+2] | Patent: 5 | |
87 | Patent: 5 | |||
88 | Patent: 5 | |||
89 | ![]() | Pinyin,High-electron-mobility transistor,Public university, ...[+2] | Patent: 5 | |
90 | Patent: 5 | |||
91 | ![]() | Industrial engineering,Boiler (power generation),Supercapacitor, ...[+2] | Patent: 4 | |
92 | Patent: 4 | |||
93 | ![]() | Materials science,Composite material,Chemistry, ...[+2] | Patent: 4 | |
94 | Chemical engineering,Cyclohexanol,Nylon 66, ...[+2] | Patent: 4 | ||
95 | Patent: 4 | |||
96 | ![]() | JI, CN | Pinyin,Computer science,Control theory, ...[+2] | Patent: 4 |
97 | ![]() | Pinyin,Coronavirus,Jurisdiction, ...[+2] | Patent: 4 | |
98 | Coal,Coal liquefaction,Renewable energy, ...[+2] | Patent: 4 | ||
99 | Patent: 4 | |||
100 | ![]() | Civil engineering,Power transmission,Electronics, ...[+1] | Patent: 4 |