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Top 100 Key Players companies in Potentiometer
by Most Patent Citation in the Japan in 2020

The Potentiometer top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Potentiometer Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2020, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
A potentiometer is a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider. If only two terminals are used, one end and the wiper, it acts as a variable resistor or rheostat.
#
Company Name
Region
Tech Topics
Total
1
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 893
2
Panasonic Holdings Corp.
Semiconductor,Industrial engineering,Electronics,
...[+2]
patent citation: 809
3
Matsushita Electronics Corp.
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 809
4
Canon, Inc.
Computer hardware,Software,Computer vision,
...[+2]
patent citation: 746
5
Nissan Motor Co., Ltd.
Truck,Public transport,Automotive engineering,
...[+2]
patent citation: 638
6
TOSHIBA Corp.
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 635
7
Mitsubishi Electric Engineering Co., Ltd.
patent citation: 546
8
Kubota Corp.
Tractor,Manufacturing engineering,Combine harvester,
...[+2]
patent citation: 526
9
Toyota Motor Corp.
Sport utility vehicle,Mobile device,Public transport,
...[+2]
patent citation: 483
10
Komatsu Ltd.
Environmental engineering,Construction engineering,Heavy equipment,
...[+2]
patent citation: 478
11
Mitsubishi Kogyo KK
patent citation: 391
12
Yamaha Motor Co., Ltd.
Robotics,Industrial robot,Automotive engineering,
...[+2]
patent citation: 348
13
Sony Group Corp.
Computer hardware,Software,Music,
...[+2]
patent citation: 318
14
Fujitsu Ltd.
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 294
15
Toyota Industries Corp.
Textile,Software,Automotive engineering,
...[+2]
patent citation: 280
16
Honda Motor Co., Ltd.
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
patent citation: 272
17
Hitachi Construction Machinery Tierra Co., Ltd.
Agricultural machinery,Manufacturing engineering,Mechanical engineering
patent citation: 251
18
Nihon Denso KK
Manufacturing engineering,Mechanical engineering
patent citation: 245
19
Minebea Mitsumi, Inc.
Ball bearing,Electronics,DC motor,
...[+2]
patent citation: 240
20
Aisin Corp.
Brake,Automotive engineering,Navigation system,
...[+2]
patent citation: 229
21
Olympus Corp.
Microscope,Endoscopy,Software,
...[+2]
patent citation: 225
22
Nidec Copal Corp.
Audio equipment,Potentiometer,Metal,
...[+2]
patent citation: 219
23
FUJIFILM Corp.
Photography,Medical imaging,Computer hardware,
...[+2]
patent citation: 203
24
Shimadzu Corp.
Molecular diagnostics,Microbiology Test,Cockpit display system,
...[+2]
patent citation: 179
25
NSK Ltd.
Ball bearing,Automatic transmission,Bearing (navigation),
...[+2]
patent citation: 159
26
Meidensha Corp.
Electrical equipment,Social infrastructure,Electronics,
...[+2]
patent citation: 154
27
Olympus Medical Systems Corp.
Endoscope,Medical equipment,Medicine,
...[+2]
patent citation: 152
28
Iseki & Co., Ltd.
Combine harvester,Cutlery,Manufacturing engineering,
...[+2]
patent citation: 148
29
Wacom Co., Ltd.
Computer hardware,Electronics,Stylus,
...[+2]
patent citation: 148
30
Ricoh Co., Ltd.
Digital media,Data visualization,Thermal paper,
...[+2]
patent citation: 138
31
NEC Corp.
Virtualization,Big data,Network security,
...[+2]
patent citation: 130
32
Isuzu Motors Ltd.
Truck,Public transport,Diesel engine,
...[+2]
patent citation: 130
33
Alps Alpine Co., Ltd.
Electronic component,Electronics,Power transmission,
...[+2]
patent citation: 127
34
Laurel Bank Machines Co. Ltd.
Computer hardware,Electronics
patent citation: 127
35
KYB Corp.
Shock absorber,Automotive engineering,Aerospace,
...[+2]
patent citation: 124
36
DENSO Corp.
Automotive engineering,Industrial robot,Programmable logic controller,
...[+2]
patent citation: 123
37
SANYO Electric Co., Ltd.
Semiconductor,Computer hardware,Software,
...[+2]
patent citation: 123
38
Sharp Corp.
Computer hardware,Electronics,Telecommunications,
...[+2]
patent citation: 121
39
Nippon Yusoki Co., Ltd.
Manufacturing engineering,Mechanical engineering,Washer,
...[+2]
patent citation: 119
40
CLC Corp.
Software,Power transmission,Electronics,
...[+2]
patent citation: 117
41
Mitsubishi Agricultural Machinery Co. Ltd.
Combine harvester,Manufacturing engineering,Mechanical engineering,
...[+2]
patent citation: 114
42
Hitachi Via Mechanics, Ltd.
Machining,Automation,Manufacturing engineering,
...[+2]
patent citation: 113
43
NKK Corp.
Natural resource management,Mining engineering
patent citation: 112
44
Yamaha Corp.
Audio equipment,Gasoline,Loudspeaker,
...[+2]
patent citation: 105
45
Hitachi Kokusai Electric, Inc.
Semiconductor,Electronics,Thin film,
...[+2]
patent citation: 105
46
JEOL Ltd.
Manufacturing engineering,Spectrometer,Semiconductor,
...[+2]
patent citation: 102
47
Yokogawa Electric Corp.
Automation,Systems design,Programmable logic controller,
...[+2]
patent citation: 100
48
Nitto Engineering Co. Ltd.
patent citation: 100
49
Kobe Steel, Ltd.
Welding,Electronics,Mining engineering,
...[+2]
patent citation: 98
50
Diesel Kiki Co. Ltd.
Automotive engineering
patent citation: 95
51
Shibaura Machine Co., Ltd.
Computer hardware,Industrial engineering,Robotics,
...[+2]
patent citation: 93
52
Subaru Corp.
Automotive engineering,Public transport,Aerospace,
...[+2]
patent citation: 92
53
Tokyo Gas Co., Ltd.
Natural gas,Hydrogen chloride,Petroleum industry,
...[+2]
patent citation: 91
54
Nikon Corp.
Microscope,Photography,Motion capture,
...[+2]
patent citation: 88
55
Kyokko Electric Co., Ltd.
Computer hardware,Electronics
patent citation: 87
56
Hitachi Astemo Ltd.
Public transport,Automotive engineering
patent citation: 86
57
NEC Home Electronics Ltd.
Consumables,Electronics
patent citation: 86
58
Mazda Motor Corp.
Automotive engineering,Reciprocating engine,Manual transmission,
...[+2]
patent citation: 81
59
Fujifilm Business Innovation Corp.
Electronics,Inkjet printing,Vertical-cavity surface-emitting laser,
...[+2]
patent citation: 80
60
Kawasaki Heavy Industries Ltd.
Turbine,Mechanical engineering,Manufacturing engineering,
...[+2]
patent citation: 77
61
Yazaki Corp.
Electronic component,Automotive engineering,Cable harness,
...[+2]
patent citation: 77
62
Brother Industries, Ltd.
Computer hardware,Electronics,Digital printing,
...[+2]
patent citation: 75
63
Nabtesco Corp.
Robotics,Manufacturing engineering,Industrial robot,
...[+2]
patent citation: 73
64
Sumitomo Heavy Industries, Ltd.
Sewage treatment,Proton therapy,Cryocooler,
...[+2]
patent citation: 70
65
Mitsubishi Motors Corp.
Sport utility vehicle,Automotive engineering,Electric vehicle,
...[+2]
patent citation: 67
66
Hitachi Medical Corp.
Medicine,X-ray,Medical imaging,
...[+2]
patent citation: 65
67
Sumitomo Metal Industries Ltd.
Metal,Semiconductor,Casting,
...[+2]
patent citation: 62
68
Nidek Co., Ltd.
Surgical lasers,Medical equipment,Medicine,
...[+2]
patent citation: 60
69
Sumitomo Electric Industries Ltd.
Electronics,Optical fiber,Optical fiber cable,
...[+2]
patent citation: 57
70
Suzuki Co., Ltd.
Semiconductor,Electronics,Electronic component,
...[+2]
patent citation: 57
71
Sumitomo Electric
Optical fiber,Electronics,Optical fiber cable
patent citation: 57
72
Kobelco Construction Machinery Co. Ltd.
Excavator,Heavy equipment,Manufacturing engineering,
...[+2]
patent citation: 54
73
Nidec Servo Corp.
Servo,Electrical equipment,Electronics
patent citation: 54
74
Valeo Thermal Systems Japan Corp.
Thermal,Automation,Manufacturing engineering,
...[+2]
patent citation: 54
75
TOKAI RIKA CO., LTD.
Seat belt,Automotive engineering,Push start,
...[+2]
patent citation: 53
76
NIPPON STEEL Stainless Steel Corp.
Mill,Metal,Mining engineering,
...[+1]
patent citation: 53
77
Sakae Tsushin Kogyo Co. Ltd.
Potentiometer,Joystick
patent citation: 52
78
Sumitomo Metal Mining Co., Ltd.
Nickel,Mining engineering,Natural resource management,
...[+2]
patent citation: 51
79
Shinko Denki Co. Ltd.
Electronics,Power transmission,Solar power
patent citation: 51
80
Asahi Kasei Corp.
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
patent citation: 50
81
NTN Toyo Bearing Co., Ltd.
Ball bearing
patent citation: 50
82
Nippon Telegraph & Telephone Corp.
Telecommunications,Cloud database,Data center,
...[+2]
patent citation: 48
83
JUKI Corp.
Surface-mount technology,Manufacturing engineering,Semiconductor,
...[+2]
patent citation: 48
84
Azbil Corp.
Building automation,Software,Electronics,
...[+2]
patent citation: 47
85
Namco Ltd.
Amusement
patent citation: 46
86
Sekisui Chemical Co., Ltd.
Synthetic rubber,Industrial engineering,Polyvinyl chloride,
...[+2]
patent citation: 45
87
Osaka Gas Co., Ltd.
Natural gas,Activated carbon,Petroleum industry,
...[+2]
patent citation: 45
88
Oki Electric Industry Co., Ltd.
Telecommunications,Call centre,Software,
...[+2]
patent citation: 45
89
Hino Motors, Ltd.
Truck,Public transport,Gasoline,
...[+2]
patent citation: 44
90
Fuji Electronics Co., Ltd.
Semiconductor,Microcomputer,Electronic component,
...[+2]
patent citation: 43
91
PMC KK
Web design
patent citation: 43
92
Fuji Electric FA Components & SYstems Co., Ltd.
Semiconductor,Industrial engineering,Smart grid,
...[+2]
patent citation: 43
93
Yanmar Agricultural Equipment Co. Ltd.
Tractor
patent citation: 43
94
KITZ Corp.
Ball valve,Metal,Butterfly valve,
...[+2]
patent citation: 42
95
Nidec Sankyo Corp.
Card reader,Core component,Image processing
patent citation: 42
96
Niles Co., Ltd.
Electronic component,Automotive engineering
patent citation: 42
97
Yanmar Co., Ltd.
Diesel engine,Electronics,Tractor,
...[+2]
patent citation: 41
98
Hitachi Car Engineering Co., Ltd.
Automotive engineering
patent citation: 41
99
Terumo Corp.
Health care,Blood management,Syringe,
...[+2]
patent citation: 40
100
Futaba Corp.
AMOLED,Automotive engineering,Vacuum tube,
...[+2]
patent citation: 40
Page generation time: Sep 30 2025