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Top 10 Key Players companies in MIMO
by Most Sep Patents in the Japan in 2018

The MIMO top 10 is Discovery PatSnap’ annual ranking of the top 10 Most Sep Patents MIMO 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.
In radio, multiple-input and multiple-output, or MIMO (/ˈmaɪmoʊ, ˈmiːmoʊ/), is a method for multiplying the capacity of a radio link using multiple transmission and receiving antennas to exploit multipath propagation. MIMO has become an essential element of wireless communication standards including IEEE 802.11n (Wi-Fi), IEEE 802.11ac (Wi-Fi), HSPA+ (3G), WiMAX (4G), and Long Term Evolution (4G LTE). More recently, MIMO has been applied to power-line communication for 3-wire installations as part of ITU G.hn standard and HomePlug AV2 specification.
#
Company Name
Region
Tech Topics
Total
1
Sony Group Corp.
Computer hardware,Software,Music,
...[+2]
SEP patent: 63
2
Fujitsu Ltd.
Cloud computing,Enterprise software,Information technology management,
...[+2]
SEP patent: 57
3
NTT DoCoMo, Inc.
Telecommunications,Wireless,Mobile device,
...[+2]
SEP patent: 46
4
NEC Corp.
Virtualization,Big data,Network security,
...[+2]
SEP patent: 32
5
Sharp Corp.
Computer hardware,Electronics,Telecommunications,
...[+2]
SEP patent: 15
6
Nippon Telegraph & Telephone Corp.
Telecommunications,Cloud database,Data center,
...[+2]
SEP patent: 14
7
Mitsubishi Electric Engineering Co., Ltd.
SEP patent: 9
8
Panasonic Holdings Corp.
Semiconductor,Industrial engineering,Electronics,
...[+2]
SEP patent: 4
9
Matsushita Electronics Corp.
Electronics,Computer hardware,DVD player,
...[+2]
SEP patent: 4
10
Texas Instruments Japan Ltd.
Semiconductor,Electronic component
SEP patent: 1
Page generation time: Jul 19 2025