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Top 50 Key Players companies in Pigtail
by Highest Patent Value in the Japan in 2021

The Pigtail top 50 is Discovery PatSnap’ annual ranking of the top 50 Highest Patent Value Pigtail Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2021, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
In the context of hairstyles, the usage of the term pigtail (or twintail or twin tail) shows considerable variation. The term may refer to a single braid, but is more frequently used in the plural to refer to twin braids on opposite sides of the head. For some people, the term "pigtails" applies whether or not the hair is braided, but there is not widespread agreement on this (in places where this usage is common, unbraided pairs are called bunches and a single bunch, regardless of position on the head, is called a ponytail).
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Company Name
Region
Tech Topics
Total
1
Mitsubishi Steel Mfg. Co., Ltd.
Machine element,Forging,Industrial engineering,
...[+2]
Avg patent value: 2.45 M
2
Mitsubishi Electric Engineering Co., Ltd.
Avg patent value: 1.31 M
3
Kyocera Corp.
Semiconductor,Electronics,Telecommunications,
...[+2]
Avg patent value: 705,250
4
Aisin Corp.
Brake,Automotive engineering,Navigation system,
...[+2]
Avg patent value: 693,500
5
Hitachi Astemo Ltd.
Public transport,Automotive engineering
Avg patent value: 600,000
6
Chuo Spring Co., Ltd.
Automotive engineering,Airplane,Chassis,
...[+2]
Avg patent value: 460,000
7
Mitsuba Corp.
Automotive engineering,Gasoline,Windscreen wiper,
...[+2]
Avg patent value: 453,905
8
Suntec Co., Ltd.
Electronics,Software,Computer hardware,
...[+2]
Avg patent value: 310,000
9
Santec Co. Ltd.
Avg patent value: 310,000
10
Adamant Namiki Precision Jewel
Glazing,Optical communication,Industrial engineering,
...[+1]
Avg patent value: 230,000
11
Namiki Precision Jewel Co. Ltd.
Stepper motor,Rotor (electric),AC motor,
...[+2]
Avg patent value: 230,000
12
Mitsubishi Kogyo KK
Avg patent value: 230,000
13
Nihon Denso KK
Manufacturing engineering,Mechanical engineering
Avg patent value: 158,308
14
DENSO Corp.
Automotive engineering,Industrial robot,Programmable logic controller,
...[+2]
Avg patent value: 69,000
15
Nippon Telegraph & Telephone Corp.
Telecommunications,Cloud database,Data center,
...[+2]
Avg patent value: 53,666
16
Fuji Electronics Co., Ltd.
Semiconductor,Microcomputer,Electronic component,
...[+2]
Avg patent value: 52,500
17
Fuji Electric FA Components & SYstems Co., Ltd.
Semiconductor,Industrial engineering,Smart grid,
...[+2]
Avg patent value: 52,500
18
Fujikura Ltd.
Mobile device,Optoelectronics,Optical fiber,
...[+2]
Avg patent value: 52,000
19
Makita Corp.
Computer hardware,Information technology management,Metalworking,
...[+2]
Avg patent value: 27,000
20
Makita
Industrial engineering
Avg patent value: 27,000
21
Olympus Medical Systems Corp.
Endoscope,Medical equipment,Medicine,
...[+2]
Avg patent value: 16,000
22
T. RAD Co., Ltd.
Heat exchanger,Conditioners
Avg patent value: 3,600
23
Panasonic Intellectual Property Management Co. Ltd.
Avg patent value: 3,600
24
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
Avg patent value: 0
25
Panasonic Holdings Corp.
Semiconductor,Industrial engineering,Electronics,
...[+2]
Avg patent value: 0
26
Toyota Motor Corp.
Sport utility vehicle,Mobile device,Public transport,
...[+2]
Avg patent value: 0
27
Fujitsu Ltd.
Cloud computing,Enterprise software,Information technology management,
...[+2]
Avg patent value: 0
28
Sumitomo Electric Industries Ltd.
Electronics,Optical fiber,Optical fiber cable,
...[+2]
Avg patent value: 0
29
NEC Corp.
Virtualization,Big data,Network security,
...[+2]
Avg patent value: 0
30
Furukawa Electric Co., Ltd.
Optical fiber,Renewable energy,Optoelectronics,
...[+2]
Avg patent value: 0
31
Toyota Industries Corp.
Textile,Software,Automotive engineering,
...[+2]
Avg patent value: 0
32
KDDI Corp.
Telecommunications,Mobile device,5G,
...[+2]
Avg patent value: 0
33
Osaka Gas Co., Ltd.
Natural gas,Activated carbon,Petroleum industry,
...[+2]
Avg patent value: 0
34
Nippon Sheet Glass Co., Ltd.
Glazing,Flat glass,Timing belt,
...[+2]
Avg patent value: 0
35
TOTO Ltd.
Bathtub,Cistern,Sink (computing),
...[+2]
Avg patent value: 0
36
YASKAWA Electric Corp.
Robotics,Automation,Electrical equipment,
...[+2]
Avg patent value: 0
37
FANUC Corp.
Robotics,Robot,Automation,
...[+2]
Avg patent value: 0
38
Central Glass Co., Ltd.
Glazing,Fine chemical,Chemical engineering,
...[+2]
Avg patent value: 0
39
Sumitomo Bakelite Co., Ltd.
Semiconductor,Materials science,Bakelite,
...[+2]
Avg patent value: 0
40
Foster Electric Company, Limited
Electronics,Polymer,Loudspeaker,
...[+2]
Avg patent value: 0
41
Hitachi Metals, Ltd.
Metal,Magnet,Telecommunications,
...[+2]
Avg patent value: 0
42
Mabuchi Motor Co., Ltd.
Electric motor,Power seat,Electrical equipment,
...[+2]
Avg patent value: 0
43
Seikoh Giken Co., Ltd.
Optical communication,Computer hardware,Peripheral,
...[+2]
Avg patent value: 0
44
FUJIFILM Corp.
Photography,Medical imaging,Computer hardware,
...[+2]
Avg patent value: 0
45
Sawafuji Electric Co., Ltd.
Electrical equipment,Diesel generator,Manufacturing engineering,
...[+2]
Avg patent value: 0
46
Mitsumi Electric Co., Ltd.
Semiconductor,Metal,Electronic component,
...[+2]
Avg patent value: 0
47
Hitachi Cable Ltd.
Electronics,Metal,Optical fiber,
...[+2]
Avg patent value: 0
48
Sumitomo Metal Industries Ltd.
Metal,Semiconductor,Casting,
...[+2]
Avg patent value: 0
49
Mitsubishi Cable Industries Ltd.
Fastener,Electronics,Environmental report,
...[+2]
Avg patent value: 0
50
Jeco Co., Ltd.
Throttle,Display device,Automotive engineering,
...[+2]
Avg patent value: 0
Page generation time: May 16 2025