Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor,Transistor,Semiconductor device, ...[+2] | patent citation: 47,795 | |
2 | Matsushita Electronics Corp. | Electronics,Computer hardware,DVD player, ...[+2] | patent citation: 8,464 | |
3 | Hitachi Ltd. | Elevator,Electrical equipment,Electric motor, ...[+2] | patent citation: 6,302 | |
4 | TOSHIBA Corp. | Semiconductor,Computer hardware,Electronics, ...[+2] | patent citation: 5,764 | |
5 | Renesas Electronics Corp. | Semiconductor,Microcontroller,Electronics, ...[+2] | patent citation: 4,610 | |
6 | Canon, Inc. | Computer hardware,Software,Computer vision, ...[+2] | patent citation: 4,564 | |
7 | Fujitsu Ltd. | Cloud computing,Enterprise software,Information technology management, ...[+2] | patent citation: 3,588 | |
8 | Sharp Corp. | Computer hardware,Electronics,Telecommunications, ...[+2] | patent citation: 3,267 | |
9 | Nichia Corp. | Laser diode,Semiconductor,LED lamp, ...[+2] | patent citation: 2,288 | |
10 | Mitsubishi Electric Engineering Co., Ltd. | patent citation: 2,119 | ||
11 | Sony Group Corp. | Computer hardware,Software,Music, ...[+2] | patent citation: 1,822 | |
12 | Nikon Corp. | Microscope,Photography,Motion capture, ...[+2] | patent citation: 1,669 | |
13 | Seiko Epson Corp. | Wearable technology,Projector,Electronics, ...[+2] | patent citation: 1,609 | |
14 | TOKYO OHKA KOGYO CO., LTD. | Photoresist,Semiconductor,Petrochemical, ...[+2] | patent citation: 972 | |
15 | STARTUP | Computer hardware,Solid-state,Flash memory, ...[+2] | patent citation: 965 | |
16 | Panasonic Liquid Crystal Display Co., Ltd. | Liquid-crystal display,Electronics | patent citation: 788 | |
17 | IBIDEN Co., Ltd. | Electronics,Semiconductor,Asphalt, ...[+2] | patent citation: 716 | |
18 | Citizen Watch Co., Ltd. | Quartz,Semiconductor,Electronics, ...[+2] | patent citation: 701 | |
19 | Fujitsu Semiconductor Ltd. | Semiconductor,Electronic component,Microcontroller, ...[+2] | patent citation: 655 | |
20 | Socionext, Inc. | Quality of experience,Semiconductor device fabrication,Semiconductor, ...[+2] | patent citation: 651 | |
21 | NEC Electronics Corp. | Electronics,Computer hardware,Semiconductor, ...[+2] | patent citation: 610 | |
22 | Showa Denko Materials Co., Ltd. | Semiconductor,Carbon product,Efficient energy use, ...[+2] | patent citation: 592 | |
23 | DISCO Corp. | Semiconductor,Manufacturing engineering,Industrial engineering, ...[+2] | patent citation: 590 | |
24 | Casio Electronics Manufacturing Co., Ltd. | patent citation: 525 | ||
25 | Advantest Corp. | Semiconductor,Mechanical engineering,Product design, ...[+2] | patent citation: 486 | |
26 | Shin-Etsu Chemical Co., Ltd. | Silicone,Semiconductor,Chemical engineering, ...[+2] | patent citation: 480 | |
27 | Asahi Kasei Corp. | Chemical engineering,Petrochemical,Fertilizer, ...[+2] | patent citation: 476 | |
28 | Tokyo Electron Ltd. | Semiconductor,Power transmission,Flat panel display, ...[+2] | patent citation: 474 | |
29 | Nihon Denso KK | Manufacturing engineering,Mechanical engineering | patent citation: 443 | |
30 | HOYA Corp. | Computer hardware,Software,Intraocular lens, ...[+2] | patent citation: 442 | |
31 | Hitachi Kokusai Electric, Inc. | Semiconductor,Electronics,Thin film, ...[+2] | patent citation: 437 | |
32 | Nitto Denko Corp. | Semiconductor,Product design,Adhesive, ...[+2] | patent citation: 416 | |
33 | FUJIFILM Corp. | Photography,Medical imaging,Computer hardware, ...[+2] | patent citation: 395 | |
34 | Fuji Electronics Co., Ltd. | Semiconductor,Microcomputer,Electronic component, ...[+2] | patent citation: 391 | |
35 | Fuji Electric FA Components & SYstems Co., Ltd. | Semiconductor,Industrial engineering,Smart grid, ...[+2] | patent citation: 391 | |
36 | Dai Nippon Printing Co., Ltd. | Electronics,Publishing,Publication, ...[+2] | patent citation: 390 | |
37 | Dainippon Printing Co. Ltd. | patent citation: 390 | ||
38 | SANYO Electric Co., Ltd. | Semiconductor,Computer hardware,Software, ...[+2] | patent citation: 379 | |
39 | Sumitomo Electric Industries Ltd. | Electronics,Optical fiber,Optical fiber cable, ...[+2] | patent citation: 335 | |
40 | Sumitomo Electric | Optical fiber,Electronics,Optical fiber cable | patent citation: 335 | |
41 | Seiko Instruments, Inc. | Semiconductor,Electronic component,Optical fiber connector, ...[+2] | patent citation: 328 | |
42 | Ricoh Co., Ltd. | Digital media,Data visualization,Thermal paper, ...[+2] | patent citation: 313 | |
43 | Elpida Memory, Inc. | Semiconductor,Dynamic random-access memory,Resistor, ...[+2] | patent citation: 291 | |
44 | Toppan, Inc. | Publishing,Semiconductor,Electronics, ...[+2] | patent citation: 225 | |
45 | Canon Anelva Corp. | Semiconductor,Electronic component,Chemical vapor deposition, ...[+2] | patent citation: 225 | |
46 | Yamaha Corp. | Audio equipment,Gasoline,Loudspeaker, ...[+2] | patent citation: 210 | |
47 | NEC LCD Technologies Ltd. | Liquid-crystal display,Computer hardware,Electronics | patent citation: 185 | |
48 | Stanley Electric Co., Ltd. | Headlamp,Automotive engineering,Backlight, ...[+2] | patent citation: 167 | |
49 | Toray Industries, Inc. | Fiber,Textile,Textile (markup language), ...[+2] | patent citation: 166 | |
50 | Ebara Corp. | Vacuum pump,Manufacturing engineering,Turbine, ...[+2] | patent citation: 154 | |
51 | AGC | Fluorine,Glazing,Chemical engineering, ...[+2] | patent citation: 146 | |
52 | Asahi Fiber Glass Co., Ltd. | Glass wool,Thermal insulation,Fiber, ...[+2] | patent citation: 146 | |
53 | Toyoda Gosei Co., Ltd. | Optoelectronics,Airbag,Synthetic rubber, ...[+2] | patent citation: 144 | |
54 | Kyocera Corp. | Semiconductor,Electronics,Telecommunications, ...[+2] | patent citation: 134 | |
55 | Hitachi Ulsi Systems Co. Ltd. | Semiconductor,Automation,Manufacturing engineering, ...[+2] | patent citation: 134 | |
56 | TDK Corp. | Electronic component,Ceramic capacitor,Electronics, ...[+2] | patent citation: 119 | |
57 | Japan Display Central, Inc. | patent citation: 116 | ||
58 | NGR, Inc. | Semiconductor,Automation,Manufacturing engineering, ...[+2] | patent citation: 114 | |
59 | Citizen Electronics Co., Ltd. | Electronics,Solid-state lighting,Electrical equipment, ...[+2] | patent citation: 93 | |
60 | Alps Alpine Co., Ltd. | Electronic component,Electronics,Power transmission, ...[+2] | patent citation: 88 | |
61 | Minolta Co., Ltd. | Autofocus,Optics,Photocopier, ...[+2] | patent citation: 88 | |
62 | Shin-Etsu Handotai Co., Ltd. | Semiconductor,Ingot,Wafer, ...[+2] | patent citation: 81 | |
63 | Tazmo Co., Ltd. | Semiconductor,Plastic molding,Liquid-crystal display, ...[+2] | patent citation: 80 | |
64 | JSR Corp. | Synthetic rubber,Natural rubber,Elastomer, ...[+2] | patent citation: 73 | |
65 | Niigata Seimitsu Co., Ltd. | Semiconductor,FM transmitter,Tuner, ...[+2] | patent citation: 72 | |
66 | Novuton Technology Corp. Japan | Semiconductor,Laser diode,Integrated circuit, ...[+2] | patent citation: 72 | |
67 | Ulvac Coating Corp. | Semiconductor,Coating,Electronic component | patent citation: 70 | |
68 | Nissan Motor Co., Ltd. | Truck,Public transport,Automotive engineering, ...[+2] | patent citation: 68 | |
69 | Pioneer Corp. | Navigation system,Laserdisc player,Electronic product, ...[+2] | patent citation: 60 | |
70 | Shin-Etsu Polymer Co., Ltd. | Semiconductor,Chemical engineering,Ductile iron pipe, ...[+2] | patent citation: 60 | |
71 | Fujitsu Quantum Devices Ltd. | patent citation: 58 | ||
72 | Hamamatsu Photonics KK | Semiconductor,Photonics,Laser, ...[+2] | patent citation: 57 | |
73 | Sumitomo Bakelite Co., Ltd. | Semiconductor,Materials science,Bakelite, ...[+2] | patent citation: 56 | |
74 | Shinko Electric Industries Co., Ltd. | Semiconductor,Packaging engineering,Integrated circuit, ...[+2] | patent citation: 56 | |
75 | Organo Corp. | Water treatment,Manufacturing engineering,Microfiltration, ...[+2] | patent citation: 53 | |
76 | M. Watanabe & Co. Ltd. | Semiconductor,Semiconductor device,Electronic component | patent citation: 53 | |
77 | Nippon Zeon Co., Ltd. | Chemical engineering,Solid-state battery,Supercapacitor, ...[+1] | patent citation: 52 | |
78 | Lasertec Corp. | Semiconductor,Photomask,Laser, ...[+2] | patent citation: 50 | |
79 | Air Water, Inc. | Industrial gas,Enterprise software,Nitrogen, ...[+2] | patent citation: 49 | |
80 | Toyota Motor Corp. | Sport utility vehicle,Mobile device,Public transport, ...[+2] | patent citation: 47 | |
81 | Japan Gore-Tex, Inc. | Polytetrafluoroethylene,Computer hardware,Electronics, ...[+2] | patent citation: 46 | |
82 | Japan Aviation Electronics Industry Ltd. | Aerospace,National security,Electronics, ...[+2] | patent citation: 41 | |
83 | Yamato-Scale Co., Ltd. | Load cell,Automation,Manufacturing engineering, ...[+2] | patent citation: 39 | |
84 | Hitachi Information Technology Co., Ltd. | patent citation: 39 | ||
85 | Honda Motor Co., Ltd. | Automotive engineering,Manufacturing engineering,Sport utility vehicle, ...[+2] | patent citation: 38 | |
86 | Hitachi Metals, Ltd. | Metal,Magnet,Telecommunications, ...[+2] | patent citation: 37 | |
87 | Furukawa Electric Co., Ltd. | Optical fiber,Renewable energy,Optoelectronics, ...[+2] | patent citation: 36 | |
88 | Holon Co., Ltd. | Semiconductor,Surface-mount technology,Computer hardware, ...[+2] | patent citation: 36 | |
89 | Aiwa KK | Audio equipment,Electronics | patent citation: 36 | |
90 | Sumitomo Heavy Industries, Ltd. | Sewage treatment,Proton therapy,Cryocooler, ...[+2] | patent citation: 34 | |
91 | Tama Chemicals Co., Ltd. | Chemical engineering | patent citation: 34 | |
92 | Tokyo Seimitsu Co., Ltd. | Semiconductor,Chemical-mechanical planarization,Electronic component, ...[+2] | patent citation: 32 | |
93 | Semiconductor Leading Edge Technologies, Inc. | patent citation: 32 | ||
94 | Renesas Semiconductor Manufacturing Co., Ltd. | Semiconductor,Electronic component | patent citation: 32 | |
95 | Shanken Electric Co. Ltd. | patent citation: 31 | ||
96 | Hitachi Electronic Engineering Co., Ltd. | Electronic engineering,Computer hardware,Electronics, ...[+1] | patent citation: 30 | |
97 | Mitsui Chemistry Joint-stock Co. | patent citation: 29 | ||
98 | Kobe Steel, Ltd. | Welding,Electronics,Mining engineering, ...[+2] | patent citation: 28 | |
99 | Oki Data Corp. | Electronics,Monochrome,Light-emitting diode, ...[+1] | patent citation: 28 | |
100 | Advanced Industrial Science & Technology | Graphene,Association (object-oriented programming) | patent citation: 28 |