Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor,Transistor,Semiconductor device, ...[+2] | patent citation: 16,566 | |
2 | Sony Group Corp. | Computer hardware,Software,Music, ...[+2] | patent citation: 8,136 | |
3 | Casio Electronics Manufacturing Co., Ltd. | patent citation: 5,371 | ||
4 | Sharp Corp. | Computer hardware,Electronics,Telecommunications, ...[+2] | patent citation: 3,654 | |
5 | Matsushita Electronics Corp. | Electronics,Computer hardware,DVD player, ...[+2] | patent citation: 3,466 | |
6 | Canon, Inc. | Computer hardware,Software,Computer vision, ...[+2] | patent citation: 3,202 | |
7 | Seiko Epson Corp. | Wearable technology,Projector,Electronics, ...[+2] | patent citation: 3,133 | |
8 | Hitachi Ltd. | Elevator,Electrical equipment,Electric motor, ...[+2] | patent citation: 2,905 | |
9 | TOSHIBA Corp. | Semiconductor,Computer hardware,Electronics, ...[+2] | patent citation: 2,425 | |
10 | Seiko Instruments, Inc. | Semiconductor,Electronic component,Optical fiber connector, ...[+2] | patent citation: 1,530 | |
11 | Mitsubishi Electric Engineering Co., Ltd. | patent citation: 1,293 | ||
12 | Japan Display West, Inc. | patent citation: 1,184 | ||
13 | Mitsui Chemistry Joint-stock Co. | patent citation: 875 | ||
14 | Nihon Denso KK | Manufacturing engineering,Mechanical engineering | patent citation: 804 | |
15 | Ricoh Co., Ltd. | Digital media,Data visualization,Thermal paper, ...[+2] | patent citation: 775 | |
16 | Asahi Kasei Corp. | Chemical engineering,Petrochemical,Fertilizer, ...[+2] | patent citation: 679 | |
17 | SANYO Electric Co., Ltd. | Semiconductor,Computer hardware,Software, ...[+2] | patent citation: 619 | |
18 | Shin-Etsu Handotai Co., Ltd. | Semiconductor,Ingot,Wafer, ...[+2] | patent citation: 535 | |
19 | Fujitsu Ltd. | Cloud computing,Enterprise software,Information technology management, ...[+2] | patent citation: 520 | |
20 | Panasonic Liquid Crystal Display Co., Ltd. | Liquid-crystal display,Electronics | patent citation: 458 | |
21 | Japan Display Central, Inc. | patent citation: 339 | ||
22 | Toyota Motor Corp. | Sport utility vehicle,Mobile device,Public transport, ...[+2] | patent citation: 320 | |
23 | JSR Corp. | Synthetic rubber,Natural rubber,Elastomer, ...[+2] | patent citation: 309 | |
24 | Fuji Electronics Co., Ltd. | Semiconductor,Microcomputer,Electronic component, ...[+2] | patent citation: 300 | |
25 | Fuji Electric FA Components & SYstems Co., Ltd. | Semiconductor,Industrial engineering,Smart grid, ...[+2] | patent citation: 300 | |
26 | NEC Electronics Corp. | Electronics,Computer hardware,Semiconductor, ...[+2] | patent citation: 295 | |
27 | FUJIFILM Corp. | Photography,Medical imaging,Computer hardware, ...[+2] | patent citation: 278 | |
28 | Advanced LCD Technologies Development Center Co., Ltd. | patent citation: 278 | ||
29 | Oki Data Corp. | Electronics,Monochrome,Light-emitting diode, ...[+1] | patent citation: 273 | |
30 | Advanced Industrial Science & Technology | Graphene,Association (object-oriented programming) | patent citation: 260 | |
31 | AGC | Fluorine,Glazing,Chemical engineering, ...[+2] | patent citation: 250 | |
32 | Asahi Fiber Glass Co., Ltd. | Glass wool,Thermal insulation,Fiber, ...[+2] | patent citation: 250 | |
33 | Hamamatsu Photonics KK | Semiconductor,Photonics,Laser, ...[+2] | patent citation: 223 | |
34 | Kaneka Corp. | Synthetic rubber,Chemical engineering,Polyvinyl chloride, ...[+2] | patent citation: 220 | |
35 | Canon Anelva Corp. | Semiconductor,Electronic component,Chemical vapor deposition, ...[+2] | patent citation: 217 | |
36 | Renesas Electronics Corp. | Semiconductor,Microcontroller,Electronics, ...[+2] | patent citation: 206 | |
37 | JOLED, Inc. | Electroluminescent display,Cryptocurrency,Android (robot), ...[+2] | patent citation: 200 | |
38 | Japan Display, Inc. | Semiconductor,Electronic visual display,Navigation system, ...[+2] | patent citation: 185 | |
39 | Shin-Etsu Chemical Co., Ltd. | Silicone,Semiconductor,Chemical engineering, ...[+2] | patent citation: 182 | |
40 | TDK Corp. | Electronic component,Ceramic capacitor,Electronics, ...[+2] | patent citation: 166 | |
41 | Sumitomo Electric Industries Ltd. | Electronics,Optical fiber,Optical fiber cable, ...[+2] | patent citation: 159 | |
42 | Sumitomo Electric | Optical fiber,Electronics,Optical fiber cable | patent citation: 159 | |
43 | Tottori Sanyo Electric Co., Ltd. | Display device,Electronics,Projector | patent citation: 157 | |
44 | Furukawa Electric Co., Ltd. | Optical fiber,Renewable energy,Optoelectronics, ...[+2] | patent citation: 141 | |
45 | Nissan Motor Co., Ltd. | Truck,Public transport,Automotive engineering, ...[+2] | patent citation: 139 | |
46 | Nippon Sanso KK | Industrial gas,Chemical engineering,Liquid helium, ...[+2] | patent citation: 129 | |
47 | Sumitomo Heavy Industries, Ltd. | Sewage treatment,Proton therapy,Cryocooler, ...[+2] | patent citation: 110 | |
48 | Kobe Steel, Ltd. | Welding,Electronics,Mining engineering, ...[+2] | patent citation: 102 | |
49 | Flosfia Inc. | Chemical vapor deposition,Big data,Semiconductor, ...[+1] | patent citation: 100 | |
50 | Hitachi Car Engineering Co., Ltd. | Automotive engineering | patent citation: 98 | |
51 | Nippon Sheet Glass Co., Ltd. | Glazing,Flat glass,Timing belt, ...[+2] | patent citation: 96 | |
52 | Aiwa KK | Audio equipment,Electronics | patent citation: 82 | |
53 | Nikko-Materials Co., Ltd. | Power transmission,Electronics,Silicon carbide, ...[+2] | patent citation: 80 | |
54 | Nippon Shokubai Co., Ltd. | Polymer,Acrylic acid,Chemical engineering, ...[+2] | patent citation: 79 | |
55 | Asahi Kasei Microdevices Corp. | Electronic component,Electronics,Avionics, ...[+2] | patent citation: 79 | |
56 | Asahi Kasei Microsystems Co., Ltd. | Semiconductor,Accelerometer,Electronic component | patent citation: 79 | |
57 | Kyocera Corp. | Semiconductor,Electronics,Telecommunications, ...[+2] | patent citation: 77 | |
58 | STARTUP | Solar cell,Solar energy,Renewable energy, ...[+2] | patent citation: 75 | |
59 | Yazaki Corp. | Electronic component,Automotive engineering,Cable harness, ...[+2] | patent citation: 73 | |
60 | Tokyo Electron Ltd. | Semiconductor,Power transmission,Flat panel display, ...[+2] | patent citation: 72 | |
61 | Sekisui Chemical Co., Ltd. | Synthetic rubber,Industrial engineering,Polyvinyl chloride, ...[+2] | patent citation: 64 | |
62 | Toppan, Inc. | Publishing,Semiconductor,Electronics, ...[+2] | patent citation: 61 | |
63 | The Japan Steel Works Ltd. | Wind power,Ferroalloy,Energy products, ...[+2] | patent citation: 57 | |
64 | JSW | Energy products,Petroleum industry,Precious metal, ...[+2] | patent citation: 57 | |
65 | Kureha Corp. | Chemical engineering,Polyvinylidene fluoride,Wallpaper, ...[+2] | patent citation: 56 | |
66 | Pioneer Corp. | Navigation system,Laserdisc player,Electronic product, ...[+2] | patent citation: 53 | |
67 | Stanley Electric Co., Ltd. | Headlamp,Automotive engineering,Backlight, ...[+2] | patent citation: 50 | |
68 | Toray Industries, Inc. | Fiber,Textile,Textile (markup language), ...[+2] | patent citation: 49 | |
69 | Toyobo Co., Ltd. | Chemical engineering,Synthetic rubber,Membrane, ...[+2] | patent citation: 49 | |
70 | Nippon Kayaku Co., Ltd. | Biosimilar,Chemical engineering,Industrial engineering, ...[+2] | patent citation: 48 | |
71 | SUMCO Corp. | Semiconductor,Wafer,Silicon, ...[+2] | patent citation: 47 | |
72 | AGC Seimi Chemical Co. Ltd. | Organic electronics,Chemical engineering | patent citation: 47 | |
73 | Sumitomo Bakelite Co., Ltd. | Semiconductor,Materials science,Bakelite, ...[+2] | patent citation: 46 | |
74 | Mitsubishi Kogyo KK | patent citation: 44 | ||
75 | STARTUP | Computer hardware,Solid-state,Flash memory, ...[+2] | patent citation: 43 | |
76 | UBE Corp. | Synthetic rubber,Chemical engineering,Coal mining, ...[+2] | patent citation: 42 | |
77 | Victor Company of Japan Ltd. | Electronics,Software,High-definition television, ...[+2] | patent citation: 41 | |
78 | Komatsu Ltd. | Environmental engineering,Construction engineering,Heavy equipment, ...[+2] | patent citation: 40 | |
79 | Oclaro Japan, Inc. | Semiconductor,Computer hardware,Electronics, ...[+1] | patent citation: 39 | |
80 | Toyoda Gosei Co., Ltd. | Optoelectronics,Airbag,Synthetic rubber, ...[+2] | patent citation: 38 | |
81 | New Cosmos Electric Co., Ltd. | Wireless sensor network,Computer hardware,Electronics, ...[+2] | patent citation: 38 | |
82 | Dai Nippon Printing Co., Ltd. | Electronics,Publishing,Publication, ...[+2] | patent citation: 36 | |
83 | Dainippon Printing Co. Ltd. | patent citation: 36 | ||
84 | Ajinomoto Co., Inc. | Seasoning,Amino acid,Food processing, ...[+2] | patent citation: 35 | |
85 | NEC LCD Technologies Ltd. | Liquid-crystal display,Computer hardware,Electronics | patent citation: 35 | |
86 | Osaka Gas Co., Ltd. | Natural gas,Activated carbon,Petroleum industry, ...[+2] | patent citation: 34 | |
87 | Hitachi Astemo Ltd. | Public transport,Automotive engineering | patent citation: 34 | |
88 | Citizen Watch Co., Ltd. | Quartz,Semiconductor,Electronics, ...[+2] | patent citation: 31 | |
89 | OMRON Corp. | Automation,Electronics,Health care, ...[+2] | patent citation: 25 | |
90 | Kojundo Chemical Laboratory Co., Ltd. | Electronic component,Computer hardware,Electronics, ...[+1] | patent citation: 24 | |
91 | Nissin Electric Co., Ltd. | Electronics,Life Cycle Engineering,Transformer, ...[+2] | patent citation: 23 | |
92 | Toyota Central R&D Labs, Inc. | Semiconductor,Power semiconductor device,System on a chip, ...[+2] | patent citation: 23 | |
93 | Showa Denko K.K. | Graphite,Materials science,Nanomaterials, ...[+2] | patent citation: 22 | |
94 | NOK Corp. | Lubricant,Printed electronics,Industrial engineering, ...[+2] | patent citation: 22 | |
95 | Riken Corp. | Social network,Tappet,Piston ring, ...[+2] | patent citation: 22 | |
96 | TOKYO OHKA KOGYO CO., LTD. | Photoresist,Semiconductor,Petrochemical, ...[+2] | patent citation: 22 | |
97 | Nippon Light Metal Co., Ltd. | Metal,Precious metal,Mining engineering, ...[+2] | patent citation: 22 | |
98 | DAIKIN INDUSTRIES Ltd. | Air conditioning,Refrigeration,Mechanical engineering, ...[+2] | patent citation: 20 | |
99 | Nitto Denko Corp. | Semiconductor,Product design,Adhesive, ...[+2] | patent citation: 20 | |
100 | Nikon Corp. | Microscope,Photography,Motion capture, ...[+2] | patent citation: 19 |