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Top 20 Key Players companies in Alpha wave
by Most Patent Filings in the world in 2021

The Alpha wave top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filings Alpha wave Key Players in the world. 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.
Alpha waves are neural oscillations in the frequency range of 8–12 Hz arising from the synchronous and coherent (in phase or constructive) electrical activity of thalamic pacemaker cells in humans. They are also called Berger's waves after the founder of EEG.
#
Company Name
Region
Tech Topics
Total
1
Pioneer Corp.
Navigation system,Laserdisc player,Electronic product,
...[+2]
Patent: 12
2
Panasonic Holdings Corp.
Semiconductor,Industrial engineering,Electronics,
...[+2]
Patent: 7
3
Matsushita Electronics Corp.
Electronics,Computer hardware,DVD player,
...[+2]
Patent: 7
4
Seiko Epson Corp.
Wearable technology,Projector,Electronics,
...[+2]
Patent: 4
5
Onkyo Home Entertainment Corp.
Receiver,Loudspeaker,Computer hardware,
...[+2]
Patent: 4
6
Mensia Technologies SA
Île-de-France, France
Real-time computing,Reference drug,Brain aging,
...[+2]
Patent: 4
7
Mitsui DM Sugar Holdings Co., Ltd.
Sugar,Refined sugar,Food processing,
...[+2]
Patent: 3
8
Braintech, Inc.
British Columbia, Canada
Software,Robotics,Enterprise software,
...[+1]
Patent: 2
9
Hayashibara Biochemical Laboratories, Inc.
Reagent,Medicine,Liposome,
...[+2]
Patent: 2
10
Cigna Intellectual Property, Inc.
PA, US
Intellectual property,Insurance carriers,Health care
Patent: 2
11
NEC Corp.
Virtualization,Big data,Network security,
...[+2]
Patent: 1
12
Canon, Inc.
Computer hardware,Software,Computer vision,
...[+2]
Patent: 1
13
Nissan Motor Co., Ltd.
Truck,Public transport,Automotive engineering,
...[+2]
Patent: 1
14
TCL Technology Group Corp.
Electronics,Mobile phone,Industrial technology,
...[+2]
Patent: 1
15
Kao Corp.
Cosmetics,Health care,Hair conditioner,
...[+2]
Patent: 1
16
Acer, Inc.
Computer hardware,Projector,Peripheral,
...[+2]
Patent: 1
17
SANYO Electric Co., Ltd.
Semiconductor,Computer hardware,Software,
...[+2]
Patent: 1
18
Amorepacific Corp.
Cosmetics,Cleanser,Toothpaste,
...[+2]
Patent: 1
19
Xilinmen Furniture Co., Ltd.
Drama,Bedding
Patent: 1
20
Guangzhou Shiyuan Electronic Technology Co. Ltd.
Electronics,Display driver,Wireless,
...[+2]
Patent: 1
Page generation time: Apr 30 2025