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Top 100 Key Players companies in Autofocus
by Most Patent Citation in the Japan in 2018

The Autofocus top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Autofocus Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2018, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

Japan

United States

South Korea

United Kingdom

Israel

Germany

France

Switzerland

Ranking:

Most Patent Filings

Highest Patent Value

Most Patent Citation

Most Research Publications

Most Literature Citation

Most News Heat

#
Company Name
Region
Tech Topics
Total
1
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
patent citation: 4,447
2
Nikon Corp.
Tokyo, Japan
Microscope,Photography,Motion capture,
...[+2]
patent citation: 3,162
3
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
patent citation: 1,907
4
FUJIFILM Corp.
Tokyo, Japan
Photography,Medical imaging,Computer hardware,
...[+2]
patent citation: 1,624
5
Asahi Industry Co., Ltd.
Tokyo, Japan
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
patent citation: 1,470
6
Olympus Corp.
Tokyo, Japan
Microscope,Endoscopy,Software,
...[+2]
patent citation: 1,469
7
Olympus Medical Systems Corp.
Tokyo, Japan
Endoscope,Medical equipment,Medicine,
...[+2]
patent citation: 1,299
8
Minolta Co., Ltd.
Osaka, Japan
Autofocus,Optics,Photocopier,
...[+2]
patent citation: 1,233
9
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
patent citation: 1,089
10
Mitutoyo Corp.
Kanagawa, Japan
Linear encoder,Coordinate-measuring machine,Telecommunications,
...[+2]
patent citation: 784
11
Panasonic Holdings Corp.
Osaka, Japan
Semiconductor,Industrial engineering,Electronics,
...[+2]
patent citation: 722
12
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 722
13
SANYO Electric Co., Ltd.
Osaka, Japan
Semiconductor,Computer hardware,Software,
...[+2]
patent citation: 656
14
Casio Computer Co., Ltd.
Tokyo, Japan
Projector,Electronics,Digital camera,
...[+2]
patent citation: 595
15
Casio Electronics Manufacturing Co., Ltd.
Saitama, Japan
patent citation: 595
16
Mitsumi Electric Co., Ltd.
Osaka, Japan
Semiconductor,Metal,Electronic component,
...[+2]
patent citation: 517
17
Konica Minolta Photo Imaging, Inc.
Tokyo, Japan
Electronics
patent citation: 503
18
Kyocera Corp.
Kyoto, Japan
Semiconductor,Electronics,Telecommunications,
...[+2]
patent citation: 497
19
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 380
20
Sharp Corp.
Osaka, Japan
Computer hardware,Electronics,Telecommunications,
...[+2]
patent citation: 228
21
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 211
22
Panasonic Intellectual Property Management Co. Ltd.
Osaka, Japan
patent citation: 204
23
Victor Company of Japan Ltd.
Kanagawa, Japan
Electronics,Software,High-definition television,
...[+2]
patent citation: 197
24
NEC Corp.
Tokyo, Japan
Virtualization,Big data,Network security,
...[+2]
patent citation: 193
25
HOYA Corp.
Tokyo, Japan
Computer hardware,Software,Intraocular lens,
...[+2]
patent citation: 152
26
Seiko Epson Corp.
Nagano, Japan
Wearable technology,Projector,Electronics,
...[+2]
patent citation: 139
27
Xacti Corp.
Osaka, Japan
Digital imaging,Wearable technology,Health care,
...[+2]
patent citation: 120
28
Asahi Kasei Microdevices Corp.
Tokyo, Japan
Electronic component,Electronics,Avionics,
...[+2]
patent citation: 119
29
Asahi Kasei Microsystems Co., Ltd.
Japan
Semiconductor,Accelerometer,Electronic component
patent citation: 119
30
Konica Minolta, Inc.
Tokyo, Japan
Medical imaging,Attractiveness,Product group,
...[+2]
patent citation: 107
31
Seikosha Co., Ltd.
Hyogo, Japan
Automatic control,Automation,Manufacturing engineering,
...[+2]
patent citation: 107
32
Hitachi Kokusai Electric, Inc.
Saga, Japan
Semiconductor,Electronics,Thin film,
...[+2]
patent citation: 104
33
Sigma Corp.
Kanagawa, Japan
Semiconductor,Electronic component
patent citation: 93
34
Citizen Watch Co., Ltd.
Tokyo, Japan
Quartz,Semiconductor,Electronics,
...[+2]
patent citation: 87
35
Tamron Co., Ltd.
Saitama, Japan
Photography,Still camera,Optics,
...[+2]
patent citation: 86
36
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
patent citation: 84
37
JEOL Ltd.
Tokyo, Japan
Manufacturing engineering,Spectrometer,Semiconductor,
...[+2]
patent citation: 83
38
OM Digital Solutions Corp.
Tokyo, Japan
Electronics
patent citation: 83
39
Nidec Sankyo Corp.
Shiga, Japan
Card reader,Core component,Image processing
patent citation: 66
40
JX Nippon Mining & Metals Corp.
Tokyo, Japan
Non-ferrous metal,Cathode material,Mining engineering,
...[+2]
patent citation: 66
41
Ricoh Imaging Co. Ltd.
Tokyo, Japan
Digital camera,Dental Equipment,Binoculars,
...[+2]
patent citation: 63
42
Alps Alpine Co., Ltd.
Tokyo, Japan
Electronic component,Electronics,Power transmission,
...[+2]
patent citation: 59
43
Hitachi Industry & Control Solutions Ltd.
Ibaraki, Japan
Embedded system,Control system,Industrial control system
patent citation: 57
44
Nisshin Koki KK
Hiroshima, Japan
patent citation: 54
45
Socionext, Inc.
Kyoto, Japan
Quality of experience,Semiconductor device fabrication,Semiconductor,
...[+2]
patent citation: 50
46
Renesas Electronics Corp.
Tokyo, Japan
Semiconductor,Microcontroller,Electronics,
...[+2]
patent citation: 47
47
Topcon Corp.
Tokyo, Japan
Electronics,Survey instrument,Food shortage,
...[+2]
patent citation: 46
48
Seiko Precision, Inc.
Chiba, Japan
patent citation: 46
49
Marumi Optical Co. Ltd.
Japan
Photography,Electronics
patent citation: 43
50
Hitachi Consumer Electronics Co., Ltd.
Tokyo, Japan
Electronics,Computer hardware
patent citation: 40
51
Stanley Electric Co., Ltd.
Tokyo, Japan
Headlamp,Automotive engineering,Backlight,
...[+2]
patent citation: 37
52
Yamano Optical Co. Ltd.
Japan
patent citation: 37
53
Hitachi Ulsi Systems Co. Ltd.
Tokyo, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
patent citation: 37
54
Yamaha Corp.
Shizuoka, Japan
Audio equipment,Gasoline,Loudspeaker,
...[+2]
patent citation: 33
55
Hamamatsu Photonics KK
Shizuoka, Japan
Semiconductor,Photonics,Laser,
...[+2]
patent citation: 33
56
Lasertec Corp.
Kanagawa, Japan
Semiconductor,Photomask,Laser,
...[+2]
patent citation: 33
57
Fuji Electronics Co., Ltd.
Tokyo, Japan
Semiconductor,Microcomputer,Electronic component,
...[+2]
patent citation: 33
58
Nisca Corp.
Yamanashi, Japan
Photocopier,Computer hardware,Electronics,
...[+2]
patent citation: 33
59
Fuji Electric FA Components & SYstems Co., Ltd.
Tokyo, Japan
Semiconductor,Industrial engineering,Smart grid,
...[+2]
patent citation: 33
60
NTN Toyo Bearing Co., Ltd.
Japan
Ball bearing
patent citation: 32
61
Nippon Telegraph & Telephone Corp.
Tokyo, Japan
Telecommunications,Cloud database,Data center,
...[+2]
patent citation: 30
62
NuFlare Technology, Inc.
Kanagawa, Japan
Semiconductor,Mask inspection,Computer hardware,
...[+2]
patent citation: 30
63
Cosina Co., Ltd.
Nagano, Japan
Digital camera,Optical glass,Prism,
...[+2]
patent citation: 26
64
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 24
65
Elmo Co., Ltd.
Hokkaido, Japan
Still camera,Computer hardware,Electronics
patent citation: 24
66
Konica Minolta Advanced Layers, Inc.
Japan
patent citation: 24
67
JX Nippon Oil & Energy Marine Service Corp.
Japan
Lubricant,Grease,p-Xylene,
...[+2]
patent citation: 23
68
OMRON Corp.
Kyoto, Japan
Automation,Electronics,Health care,
...[+2]
patent citation: 22
69
Optoelectronics Co., Ltd.
Saitama, Japan
Barcode reader,Computer hardware,Electronics,
...[+2]
patent citation: 22
70
Nidec Copal Corp.
Tokyo, Japan
Audio equipment,Potentiometer,Metal,
...[+2]
patent citation: 22
71
Eamex Corp.
Hokkaido, Japan
Polymer,Electronics,Actuator,
...[+1]
patent citation: 22
72
SCREEN Holdings Co., Ltd.
Kyoto, Japan
Semiconductor,Wafer fabrication,Flat panel display,
...[+2]
patent citation: 21
73
Asahi Kasei Corp.
Tokyo, Japan
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
patent citation: 19
74
Tokyo Seimitsu Co., Ltd.
Tokyo, Japan
Semiconductor,Chemical-mechanical planarization,Electronic component,
...[+2]
patent citation: 19
75
Fujifilm Business Innovation Corp.
Chiba, Japan
Electronics,Inkjet printing,Vertical-cavity surface-emitting laser,
...[+2]
patent citation: 19
76
Nidek Co., Ltd.
Aichi, Japan
Surgical lasers,Medical equipment,Medicine,
...[+2]
patent citation: 18
77
Ebara Corp.
Tokyo, Japan
Vacuum pump,Manufacturing engineering,Turbine,
...[+2]
patent citation: 17
78
SMK Corp.
Tokyo, Japan
Semiconductor,Electronics,Haptic technology,
...[+2]
patent citation: 17
79
Nittoh Kogaku KK
Japan
Electronics
patent citation: 17
80
Yokogawa Electric Corp.
Tokyo, Japan
Automation,Systems design,Programmable logic controller,
...[+2]
patent citation: 15
81
DISCO Corp.
Tokyo, Japan
Semiconductor,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 15
82
Fujitsu Semiconductor Ltd.
Kanagawa, Japan
Semiconductor,Electronic component,Microcontroller,
...[+2]
patent citation: 15
83
Oki Electric Industry Co., Ltd.
Tokyo, Japan
Telecommunications,Call centre,Software,
...[+2]
patent citation: 14
84
ROHM Co., Ltd.
Kyoto, Japan
Semiconductor,Electronic component,Power module,
...[+2]
patent citation: 14
85
Citizen Electronics Co., Ltd.
Yamanashi, Japan
Electronics,Solid-state lighting,Electrical equipment,
...[+2]
patent citation: 13
86
Sumitomo Electric Industries Ltd.
Osaka, Japan
Electronics,Optical fiber,Optical fiber cable,
...[+2]
patent citation: 12
87
Dai Nippon Printing Co., Ltd.
Tokyo, Japan
Electronics,Publishing,Publication,
...[+2]
patent citation: 12
88
Hitachi Medical Corp.
Chiba, Japan
Medicine,X-ray,Medical imaging,
...[+2]
patent citation: 12
89
Sumitomo Electric
Osaka, Japan
Optical fiber,Electronics,Optical fiber cable
patent citation: 12
90
Fuji Electric Systems Co., Ltd.
Tokyo, Japan
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 12
91
Jasco Corp.
Japan
patent citation: 12
92
Dainippon Printing Co. Ltd.
Japan
patent citation: 12
93
Mitsubishi Kogyo KK
Japan
patent citation: 12
94
NEC Saitama Ltd.
Saitama, Japan
patent citation: 12
95
JVCKenwood Corp.
Kanagawa, Japan
Headphones,Professional mobile radio,Professional video camera,
...[+2]
patent citation: 11
96
Alpine Electronics, Inc.
Tokyo, Japan
Electronics,Audio equipment,CD player,
...[+2]
patent citation: 11
97
Renesas Technology Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 11
98
Cosel Co., Ltd.
Toyama, Japan
Unit type,Electronics,Electricity,
...[+2]
patent citation: 10
99
MegaChips Corp.
Osaka, Japan
Semiconductor,Software,Electronic visual display,
...[+2]
patent citation: 10
100
NKK Corp.
Tokyo, Japan
Natural resource management,Mining engineering
patent citation: 10

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