Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | Hitachi Ltd. | Elevator,Electrical equipment,Electric motor, ...[+2] | patent citation: 3,064 | |
2 | Matsushita Electronics Corp. | Electronics,Computer hardware,DVD player, ...[+2] | patent citation: 1,855 | |
3 | Toyota Motor Corp. | Sport utility vehicle,Mobile device,Public transport, ...[+2] | patent citation: 1,817 | |
4 | Mitsubishi Electric Engineering Co., Ltd. | patent citation: 1,192 | ||
5 | Nihon Denso KK | Manufacturing engineering,Mechanical engineering | patent citation: 1,038 | |
6 | YASKAWA Electric Corp. | Robotics,Automation,Electrical equipment, ...[+2] | patent citation: 1,021 | |
7 | TOSHIBA Corp. | Semiconductor,Computer hardware,Electronics, ...[+2] | patent citation: 1,016 | |
8 | Fuji Electronics Co., Ltd. | Semiconductor,Microcomputer,Electronic component, ...[+2] | patent citation: 987 | |
9 | Fuji Electric FA Components & SYstems Co., Ltd. | Semiconductor,Industrial engineering,Smart grid, ...[+2] | patent citation: 987 | |
10 | Nissan Motor Co., Ltd. | Truck,Public transport,Automotive engineering, ...[+2] | patent citation: 813 | |
11 | G.M. Srl | Vicenza, Italy | Chemical engineering | patent citation: 750 |
12 | Ford Motor Co. A/S | Denmark | patent citation: 551 | |
13 | Meidensha Corp. | Electrical equipment,Social infrastructure,Electronics, ...[+2] | patent citation: 517 | |
14 | Abbott Laboratories Ltd. | Medicine,Photomedicine,Drug carrier, ...[+2] | patent citation: 496 | |
15 | Stryker Corp. | Medical equipment,Neurotechnology,Health care, ...[+2] | patent citation: 411 | |
16 | Siemens AG | Power transmission,Electronics,Turbine, ...[+2] | patent citation: 410 | |
17 | Siemens SA | Madrid, Spain | Scientific Control,Telecommunications,Turbine, ...[+1] | patent citation: 410 |
18 | FANUC Corp. | Robotics,Robot,Automation, ...[+2] | patent citation: 373 | |
19 | SANYO Electric Co., Ltd. | Semiconductor,Computer hardware,Software, ...[+2] | patent citation: 373 | |
20 | Etel SA | Motion system,Torque motor,Automation, ...[+2] | patent citation: 355 | |
21 | LG Electronics, Inc. | Computer hardware,Electronics,Telecommunications, ...[+2] | patent citation: 316 | |
22 | Infineon Technologies Americas Corp. | Semiconductor,Market power,Power management, ...[+1] | patent citation: 301 | |
23 | Continental Automotive Systems, Inc. | Automotive engineering,New Car Assessment Program,Automotive systems, ...[+2] | patent citation: 285 | |
24 | ICR Turbine Engine Corp. | Turbine,Efficient energy use,Chemical energy, ...[+2] | patent citation: 279 | |
25 | Okuma Corp. | Machining,Automation,Manufacturing engineering, ...[+2] | patent citation: 278 | |
26 | Kone, Inc. | Elevator,Doors | patent citation: 277 | |
27 | Hitachi Industrial Equipment Systems Co., Ltd. | Switchgear,Air compressor,Computer hardware, ...[+2] | patent citation: 264 | |
28 | Otis Elevator Co. | Elevator,Manufacturing engineering,Industrial engineering, ...[+2] | patent citation: 242 | |
29 | Matsushita Refrigeration Co. | Electronics,Heat exchanger,Refrigeration, ...[+1] | patent citation: 241 | |
30 | Hitachi Astemo Ltd. | Public transport,Automotive engineering | patent citation: 231 | |
31 | Agilent Technologies, Inc. | Genomics,Computer hardware,Semiconductor, ...[+2] | patent citation: 229 | |
32 | Reliance Electric Ltd. | Automation,Smart manufacturing,Electronics, ...[+1] | patent citation: 218 | |
33 | Electric Boat Corp. | Submarine,Aerospace,Shipbuilding, ...[+2] | patent citation: 217 | |
34 | Seiko Epson Corp. | Wearable technology,Projector,Electronics, ...[+2] | patent citation: 216 | |
35 | Schlumberger Technologies, Inc. | Petroleum industry,Natural resource management | patent citation: 216 | |
36 | Honda Motor Co., Ltd. | Automotive engineering,Manufacturing engineering,Sport utility vehicle, ...[+2] | patent citation: 207 | |
37 | NTN Toyo Bearing Co., Ltd. | Ball bearing | patent citation: 206 | |
38 | Baxter Healthcare Corp. | Medical equipment,Medicine,Immune disorder, ...[+2] | patent citation: 201 | |
39 | The Black & Decker Corp. | Power tool,Computer hardware,Warehouse, ...[+2] | patent citation: 198 | |
40 | Steering Solutions IP Holding Corp. | patent citation: 194 | ||
41 | Visteon Global Technologies, Inc. | Automotive engineering | patent citation: 185 | |
42 | Gree Electric Appliances, Inc. of Zhuhai | Electronics,Conditioners,Air conditioning, ...[+2] | patent citation: 184 | |
43 | Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai | patent citation: 182 | ||
44 | ABB Automation, Inc. | Automation,Manufacturing engineering,Mechanical engineering, ...[+2] | patent citation: 170 | |
45 | Askoll Holding SRL | Veneto, Italy | Drainage,Automation,Manufacturing engineering, ...[+2] | patent citation: 160 |
46 | DEKA Products LP | patent citation: 157 | ||
47 | Yongji Xinshisu Electric Equipment Co. Ltd. | Transmission system,Tilting train,Power transmission, ...[+1] | patent citation: 142 | |
48 | IHI Power Systems Co., Ltd. | Turbine,Gas engine,Manufacturing engineering, ...[+2] | patent citation: 139 | |
49 | Fluoroware, Inc. | Materials management,Semiconductor | patent citation: 136 | |
50 | Nidec Motor Corp. | Electric motor,Electrical equipment,Electronics, ...[+2] | patent citation: 129 | |
51 | International Rectifier Corp. | Semiconductor,Electronics,Energy management, ...[+2] | patent citation: 124 | |
52 | BYD Co., Ltd. | Handset,Automotive engineering,Electric vehicle, ...[+2] | patent citation: 122 | |
53 | Precor, Inc. | Treadmill,Strength training,sports equipment, ...[+2] | patent citation: 121 | |
54 | Robert Bosch GmbH | Automotive engineering,Mechanical engineering,Electronics, ...[+2] | patent citation: 117 | |
55 | Chery Automobile Co., Ltd. | Pinyin,Automotive engineering,Electric vehicle, ...[+2] | patent citation: 108 | |
56 | DAIKIN INDUSTRIES Ltd. | Air conditioning,Refrigeration,Mechanical engineering, ...[+2] | patent citation: 105 | |
57 | Hitachi Building Systems Co., Ltd. | Elevator,Electronic product | patent citation: 100 | |
58 | United Automotive Electronic Systems Co., Ltd. | Automotive engineering,Electric vehicle,Oxygen sensor, ...[+2] | patent citation: 98 | |
59 | Schneider Electric SE | Energy management,Software,Renewable energy, ...[+2] | patent citation: 95 | |
60 | Samsung Electronics Co., Ltd. | Computer hardware,Semiconductor,Software, ...[+2] | patent citation: 94 | |
61 | Fuji Electric Systems Co., Ltd. | Automation,Manufacturing engineering,Industrial engineering, ...[+2] | patent citation: 94 | |
62 | CRRC Zhuzhou Institute Co., Ltd. | Integrated gate-commutated thyristor,Manufacturing engineering,Mechanical engineering, ...[+2] | patent citation: 92 | |
63 | The Boeing Co. | Aerospace,Satellite,National security, ...[+2] | patent citation: 91 | |
64 | Broadcom Corp. | Semiconductor,Software,Electronic component, ...[+2] | patent citation: 90 | |
65 | NSK Ltd. | Ball bearing,Automatic transmission,Bearing (navigation), ...[+2] | patent citation: 83 | |
66 | JTEKT Corp. | Power steering,Automotive engineering,Steering system, ...[+2] | patent citation: 80 | |
67 | AUDI AG | Spare part,Automotive engineering,Sport utility vehicle, ...[+2] | patent citation: 75 | |
68 | East China Architectural Design & Research Institute Co., Ltd. | Cultural center,Construction engineering,International airport | patent citation: 73 | |
69 | Lockheed Martin Energy Systems, Inc. | patent citation: 73 | ||
70 | Chengdu Laintem Motors Control Technology Co. Ltd. | Motor control | patent citation: 70 | |
71 | Shanghai Grand County Power Control Technology Co., Ltd. | Electric vehicle,Automotive engineering,Power control, ...[+2] | patent citation: 69 | |
72 | Kia Corp. | Customer expectation,Automotive engineering,Public transport, ...[+2] | patent citation: 67 | |
73 | Schneider Toshiba Inverter Europe SAS | Electric motor,Electrical equipment,Electronics, ...[+1] | patent citation: 67 | |
74 | Infineon Technologies AG | Semiconductor,Electronics,Efficient energy use, ...[+2] | patent citation: 66 | |
75 | Wolong Electric Group Co. Ltd. | Electric motor,Photovoltaic power station,Electrical equipment, ...[+2] | patent citation: 66 | |
76 | State Grid Corp. of China | Electric vehicle,Power grid,Total asset, ...[+2] | patent citation: 66 | |
77 | Zhengzhou Aircraft Equipment Co., Ltd. | Electrical equipment,Aviation,National security, ...[+1] | patent citation: 66 | |
78 | Shanghai Electrical Apparatus Research Inst. (Group) Co. Ltd | Instrumentation,Control system,Automation | patent citation: 66 | |
79 | Parvex | Numerical control,Refrigeration | patent citation: 66 | |
80 | Rockwell Automation Technologies, Inc. | Semiconductor,Automation,Electronic component | patent citation: 64 | |
81 | Xinjiang Goldwind Science & Technology Co., Ltd. | Turbine,Wind power,Renewable energy, ...[+2] | patent citation: 63 | |
82 | Liberty Oilfield Services LLC | Software development,Petroleum industry,Hydraulic fracturing | patent citation: 62 | |
83 | NXP USA, Inc. | Semiconductor,Resistor,Electron, ...[+2] | patent citation: 62 | |
84 | Toshiba Elevator Corp. | patent citation: 62 | ||
85 | Hanyu Group Joint Stock Co., Ltd. | Condensate pump,Electronics,Drainage | patent citation: 61 | |
86 | Wisdri Wuhan Automation Co. Ltd. | patent citation: 61 | ||
87 | STMicroelectronics SA | Semiconductor,Semiconductor chip,Electronic component, ...[+1] | patent citation: 60 | |
88 | Allied Motion Canada, Inc. | Canada | patent citation: 60 | |
89 | Mitsubishi Kogyo KK | patent citation: 59 | ||
90 | Sharp Corp. | Computer hardware,Electronics,Telecommunications, ...[+2] | patent citation: 58 | |
91 | Franklin Electric Co., Inc. | Electric motor,Electrical equipment,AC motor, ...[+2] | patent citation: 58 | |
92 | Shanghai Hitachi Electrical Appliances Co. Ltd. | patent citation: 58 | ||
93 | Hitachi Power Semiconductor Device Ltd. | Semiconductor,Power semiconductor device,Silicon carbide, ...[+2] | patent citation: 56 | |
94 | Zhongshan Broad-Ocean Motor Co., Ltd. | Electrical equipment,Electronics,China sea, ...[+2] | patent citation: 55 | |
95 | ABB Oy | Uusimaa, Finland | Automation,Power transmission,Electronics | patent citation: 55 |
96 | Midea Group Co. Ltd. | Air conditioning,Electronics,Fast-moving consumer goods, ...[+2] | patent citation: 54 | |
97 | Beijing Electric Vehicle Co., Ltd. | Electric vehicle,Automotive engineering,Battery electric vehicle, ...[+2] | patent citation: 54 | |
98 | Semiconductor Components Industries LLC | Semiconductor,Transistor,Image sensor, ...[+2] | patent citation: 53 | |
99 | TIAX LLC | Automotive engineering,Software,Cathode material, ...[+2] | patent citation: 53 | |
100 | Renesas Electronics Corp. | Semiconductor,Microcontroller,Electronics, ...[+2] | patent citation: 52 |