Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | ![]() | Electric vehicle,Power grid,Total asset, ...[+2] | Patent: 1,259 | |
2 | Patent: 373 | |||
3 | Power transmission,Electric power transmission | Patent: 178 | ||
4 | Patent: 176 | |||
5 | Grid network,Smart grid,Smart meter | Patent: 146 | ||
6 | Patent: 129 | |||
7 | Electricity,Power transmission,Electric power transmission | Patent: 107 | ||
8 | Transformer,Electrical equipment,Power transmission, ...[+2] | Patent: 106 | ||
9 | ![]() | Central city,Materials science,Computer science, ...[+2] | Patent: 105 | |
10 | Power grid,Power transmission,Virtual currency, ...[+2] | Patent: 91 | ||
11 | ![]() | Pinyin,Control theory,Computer science, ...[+2] | Patent: 81 | |
12 | Control system,Electronics,Electricity, ...[+2] | Patent: 78 | ||
13 | Power transmission,Electrical equipment,Transformer, ...[+2] | Patent: 71 | ||
14 | ![]() | Materials science,Computer science,Composite material, ...[+2] | Patent: 70 | |
15 | GSM,5G | Patent: 61 | ||
16 | ![]() | Power transmission,Electric power transmission,Power grid, ...[+2] | Patent: 56 | |
17 | Power transmission,Electricity | Patent: 56 | ||
18 | Power transmission | Patent: 54 | ||
19 | Electromagnetic clutch,Pulley,Machine element, ...[+2] | Patent: 54 | ||
20 | Patent: 54 | |||
21 | Semiconductor,Electrical equipment,Transformer, ...[+2] | Patent: 50 | ||
22 | ![]() | Isolation transformer,Electrical equipment,Electronics, ...[+2] | Patent: 48 | |
23 | Offshore wind power,Wind power,Power transmission | Patent: 47 | ||
24 | Patent: 45 | |||
25 | ![]() | Computer hardware,Projector,Peripheral, ...[+2] | Patent: 45 | |
26 | Power grid | Patent: 44 | ||
27 | ![]() | Power semiconductor device,Semiconductor,Science park, ...[+2] | Patent: 43 | |
28 | ![]() | Western culture,TUTOR,Silicon carbide, ...[+2] | Patent: 42 | |
29 | Patent: 40 | |||
30 | Silicon carbide,Gallium,Abrasive | Patent: 40 | ||
31 | Biotechnology,Agriculture,Fishery, ...[+2] | Patent: 38 | ||
32 | ![]() | Electronics,Automation,Semiconductor, ...[+2] | Patent: 38 | |
33 | Patent: 37 | |||
34 | ![]() | Manufacturing engineering,Electrical equipment,Electronics, ...[+2] | Patent: 37 | |
35 | ![]() | Education development,Cell therapy,Drug repositioning, ...[+2] | Patent: 36 | |
36 | ![]() | Automation,Power transmission,Plug in hybrid electric vehicle, ...[+2] | Patent: 34 | |
37 | ![]() | Built environment,Pinyin,Materials science, ...[+2] | Patent: 33 | |
38 | ![]() | Pinyin,Materials science,Composite material, ...[+2] | Patent: 31 | |
39 | Patent: 31 | |||
40 | Patent: 31 | |||
41 | Transformer,Uninterruptible power supply,Electricity, ...[+2] | Patent: 31 | ||
42 | ![]() | Knowledge management,Computer science,Chemistry, ...[+2] | Patent: 30 | |
43 | ![]() | CONTEST,Biological membrane,Biofabrication, ...[+2] | Patent: 30 | |
44 | ![]() | Mechanical engineering,Molecular beam epitaxy,Retinitis, ...[+2] | Patent: 29 | |
45 | Theoretical research,Electronics,Switchgear, ...[+2] | Patent: 29 | ||
46 | Transformer,Electricity,Electronics, ...[+2] | Patent: 29 | ||
47 | ![]() | Pinyin,Educational institution,Cancer immunotherapy, ...[+2] | Patent: 28 | |
48 | Electronics,Conditioners,Air conditioning, ...[+2] | Patent: 27 | ||
49 | ![]() | Pinyin,Mathematics,Geotechnical engineering, ...[+2] | Patent: 26 | |
50 | Patent: 26 | |||
51 | Patent: 26 | |||
52 | Automation,Mechanical engineering,Manufacturing engineering, ...[+1] | Patent: 24 | ||
53 | ![]() | Water resources,Jurisdiction,Geotechnical engineering, ...[+2] | Patent: 24 | |
54 | Patent: 23 | |||
55 | Power transmission | Patent: 23 | ||
56 | ![]() | Astronautics,Molecular sensor,Solid-state battery, ...[+2] | Patent: 22 | |
57 | Patent: 22 | |||
58 | Instrument transformer,Electronics,Computer hardware | Patent: 22 | ||
59 | ![]() | Conditioners,Electronics,Refrigeration, ...[+2] | Patent: 22 | |
60 | ![]() | Alloy,Metal powder,Metal | Patent: 21 | |
61 | ![]() | Pinyin,Public university,Materials science, ...[+2] | Patent: 21 | |
62 | ![]() | Converters,Automotive engineering,Electronics, ...[+2] | Patent: 21 | |
63 | ![]() | Handset,Automotive engineering,Electric vehicle, ...[+2] | Patent: 21 | |
64 | ![]() | Power transmission,Switchgear,Transformer, ...[+2] | Patent: 20 | |
65 | Semiconductor,Transformer,Electronics, ...[+1] | Patent: 20 | ||
66 | ![]() | Electronics,Bushing,Transmission line, ...[+1] | Patent: 20 | |
67 | Semiconductor,Ultra high voltage,Electronics, ...[+2] | Patent: 20 | ||
68 | ![]() | Wireless,Software,Mobile device, ...[+2] | Patent: 19 | |
69 | ![]() | Pinyin,Computer science,Materials science, ...[+2] | Patent: 19 | |
70 | ![]() | Energy storage,Renewable energy,Environmental consulting, ...[+2] | Patent: 18 | |
71 | ![]() | Electronics,Mobile device,Image sensor, ...[+2] | Patent: 18 | |
72 | Semiconductor,Alloy,Electronics, ...[+2] | Patent: 18 | ||
73 | Patent: 18 | |||
74 | Pinyin,Materials science,Control theory, ...[+2] | Patent: 18 | ||
75 | Mobile phone,Telecommunications,Terminal equipment, ...[+2] | Patent: 18 | ||
76 | Information technology consulting,Systems design | Patent: 18 | ||
77 | ![]() | Solar energy,Nuclear engineering,Petroleum industry, ...[+2] | Patent: 18 | |
78 | Centrifugal pump,Power transmission,Electricity, ...[+1] | Patent: 18 | ||
79 | Automation,Computer hardware,Electronics | Patent: 18 | ||
80 | Patent: 17 | |||
81 | Power transmission,Electricity | Patent: 17 | ||
82 | ![]() | Radio-frequency identification,Coronavirus disease 2019 (COVID-19),Pinyin, ...[+2] | Patent: 17 | |
83 | ![]() | Suburban area,Pinyin,Computer science, ...[+2] | Patent: 17 | |
84 | Patent: 17 | |||
85 | ![]() | Facial recognition system,Artificial intelligence,Science and engineering, ...[+2] | Patent: 17 | |
86 | Patent: 16 | |||
87 | Relay,Switchgear,Electric motor, ...[+1] | Patent: 16 | ||
88 | ![]() | Telecommunications,Electronics,Concentrator, ...[+2] | Patent: 16 | |
89 | ![]() | Petrochemical,Petroleum,Enterprise software, ...[+2] | Patent: 16 | |
90 | Power transmission | Patent: 16 | ||
91 | Electricity,Transmission system,Solar power, ...[+2] | Patent: 16 | ||
92 | ![]() | Materials science,Composite material,Chemistry, ...[+2] | Patent: 15 | |
93 | ![]() | Power semiconductor device,Semiconductor,Molecular beam epitaxy, ...[+2] | Patent: 15 | |
94 | Transformer,Electrical equipment,Electronics | Patent: 15 | ||
95 | Electrical equipment,Electronics,Transformer, ...[+2] | Patent: 15 | ||
96 | ![]() | Pinyin,Materials science,Mathematics, ...[+2] | Patent: 15 | |
97 | Patent: 15 | |||
98 | ![]() | Pinyin,High-electron-mobility transistor,Public university, ...[+2] | Patent: 15 | |
99 | Transformer,Electronics,Power transmission, ...[+1] | Patent: 15 | ||
100 | ![]() | Metrology,5G,Materials science, ...[+2] | Patent: 14 |