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Top 20 Key Players companies in Power exchange
by Most Patent Citation in the Japan in 2021

The Power exchange top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Citation Power exchange 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.
#
Company Name
Region
Tech Topics
Total
1
Nissan Motor Co., Ltd.
Truck,Public transport,Automotive engineering,
...[+2]
patent citation: 741
2
Honda Motor Co., Ltd.
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
patent citation: 270
3
Mitsubishi Motors Corp.
Sport utility vehicle,Automotive engineering,Electric vehicle,
...[+2]
patent citation: 220
4
Subaru Corp.
Automotive engineering,Public transport,Aerospace,
...[+2]
patent citation: 196
5
Matsushita Electronics Corp.
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 91
6
Renesas Electronics Corp.
Semiconductor,Microcontroller,Electronics,
...[+2]
patent citation: 59
7
Yazaki Corp.
Electronic component,Automotive engineering,Cable harness,
...[+2]
patent citation: 53
8
Mitsubishi Electric Engineering Co., Ltd.
patent citation: 44
9
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 40
10
Valeo Thermal Systems Japan Corp.
Thermal,Automation,Manufacturing engineering,
...[+2]
patent citation: 27
11
Tokyo Research & Development Co. Ltd.
patent citation: 20
12
TOSHIBA Corp.
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 19
13
Suzuki Co., Ltd.
Semiconductor,Electronics,Electronic component,
...[+2]
patent citation: 19
14
Mitsubishi Kogyo KK
patent citation: 19
15
Sumitomo Electric Industries Ltd.
Electronics,Optical fiber,Optical fiber cable,
...[+2]
patent citation: 18
16
Sumitomo Electric
Optical fiber,Electronics,Optical fiber cable
patent citation: 18
17
Fuji Electronics Co., Ltd.
Semiconductor,Microcomputer,Electronic component,
...[+2]
patent citation: 17
18
Fuji Electric FA Components & SYstems Co., Ltd.
Semiconductor,Industrial engineering,Smart grid,
...[+2]
patent citation: 17
19
Toyota Motor Corp.
Sport utility vehicle,Mobile device,Public transport,
...[+2]
patent citation: 16
20
Seiko Epson Corp.
Wearable technology,Projector,Electronics,
...[+2]
patent citation: 13
Page generation time: Nov 23 2024