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Top 100 Key Players companies in Zener diode
by Most Patent Filings in the world in 2022

The Zener diode top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filings Zener diode Key Players in the world. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
A Zener diode is a type of diode that allows current to flow not only from its anode to its cathode, but also in the reverse direction, when the voltage across its terminals exceeds the Zener voltage, a characteristic of the device. This effect is known as the Zener effect, after Clarence Zener, who first described the phenomenon.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

Japan

Germany

France

South Korea

United Kingdom

Switzerland

Italy

Ranking:

Most Patent Filings

Highest Patent Value

Most Patent Citation

Most Research Publications

Most Literature Citation

Most Market Reports

Most News Heat

#
Company Name
Region
Tech Topics
Total
1
Panasonic Holdings Corp.
Osaka, Japan
Semiconductor,Industrial engineering,Electronics,
...[+2]
Patent: 890
2
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
Patent: 890
3
Siemens AG
Bayern, Germany
Power transmission,Electronics,Turbine,
...[+2]
Patent: 575
4
Siemens SA
Madrid, Spain
Scientific Control,Telecommunications,Turbine,
...[+1]
Patent: 575
5
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
Patent: 559
6
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
Patent: 523
7
Robert Bosch GmbH
Baden-Württemberg, Germany
Automotive engineering,Mechanical engineering,Electronics,
...[+2]
Patent: 474
8
Robert Bosch Corp.
Michigan, United States
Shopping mall,Truck
Patent: 474
9
NEC Corp.
Tokyo, Japan
Virtualization,Big data,Network security,
...[+2]
Patent: 438
10
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
Patent: 375
11
Koninklijke Philips NV
Noord-Holland, Netherlands
Health care,Wellness Programs,Medical imaging,
...[+2]
Patent: 355
12
Fuji Electronics Co., Ltd.
Tokyo, Japan
Semiconductor,Microcomputer,Electronic component,
...[+2]
Patent: 355
13
Fuji Electric FA Components & SYstems Co., Ltd.
Tokyo, Japan
Semiconductor,Industrial engineering,Smart grid,
...[+2]
Patent: 355
14
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
Patent: 276
15
Fujitsu Microelectronics America, Inc.
California, United States
Semiconductor,Microelectronics,Electronic component,
...[+2]
Patent: 276
16
Nihon Denso KK
Saitama, Japan
Manufacturing engineering,Mechanical engineering
Patent: 268
17
STMicroelectronics SA
Île-de-France, France
Semiconductor,Semiconductor chip,Electronic component,
...[+1]
Patent: 247
18
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
Patent: 197
19
SANYO Electric Co., Ltd.
Osaka, Japan
Semiconductor,Computer hardware,Software,
...[+2]
Patent: 170
20
Sharp Corp.
Osaka, Japan
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 150
21
Samsung Electronics Co., Ltd.
South Korea
Computer hardware,Semiconductor,Software,
...[+2]
Patent: 149
22
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
Patent: 148
23
Lucas Industries Plc
West Midlands, United Kingdom
Automotive engineering,Aerospace,Alternator,
...[+2]
Patent: 146
24
General Electric Co.
Massachusetts, United States
Energy management,Turbine,Electronics,
...[+2]
Patent: 145
25
Murata Manufacturing Co. Ltd.
Kyoto, Japan
Semiconductor,Electronics,Electronic component,
...[+2]
Patent: 136
26
ROHM Co., Ltd.
Kyoto, Japan
Semiconductor,Electronic component,Power module,
...[+2]
Patent: 134
27
Toshiba Lighting & Technology Corp.
Kanagawa, Japan
LED lamp,Electronics,Smart glass,
...[+2]
Patent: 133
28
Licentia Patent Verwaltungs GmbH
Nordrhein-Westfalen, Germany
Patent: 132
29
International Standard Electric Corp.
New York, United States
Patent: 132
30
International Business Machines Corp.
New York, United States
Software,Computer hardware,Enterprise software,
...[+2]
Patent: 109
31
LG Electronics, Inc.
South Korea
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 109
32
Motorola, Inc.
Illinois, United States
Telecommunications,Mobile phone,Broadband,
...[+2]
Patent: 101
33
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
Patent: 100
34
Toyota Motor Corp.
Aichi, Japan
Sport utility vehicle,Mobile device,Public transport,
...[+2]
Patent: 98
35
OMRON Corp.
Kyoto, Japan
Automation,Electronics,Health care,
...[+2]
Patent: 98
36
Nissan Motor Co., Ltd.
Kanagawa, Japan
Truck,Public transport,Automotive engineering,
...[+2]
Patent: 92
37
LIG Nex1 Co., Ltd.
South Korea
Missile,Electronics,Radar,
...[+2]
Patent: 89
38
Semiconductor Components Industries LLC
Arizona, United States
Semiconductor,Transistor,Image sensor,
...[+2]
Patent: 87
39
Gec Plc
United Kingdom
Patent: 86
40
Texas Instruments Incorporated
Texas, United States
Semiconductor,Digital signal processing,Electronic component,
...[+2]
Patent: 84
41
Associated Electrical Industries Ltd.
West Midlands, United Kingdom
Patent: 79
42
Fujitsu General Ltd.
Kanagawa, Japan
Air conditioning,Automation,Mechanical engineering,
...[+2]
Patent: 77
43
Seiko Epson Corp.
Nagano, Japan
Wearable technology,Projector,Electronics,
...[+2]
Patent: 75
44
Oki Electric Industry Co., Ltd.
Tokyo, Japan
Telecommunications,Call centre,Software,
...[+2]
Patent: 73
45
Western Electric Co., Inc.
Ohio, United States
Telecommunications
Patent: 72
46
Yokogawa Electric Corp.
Tokyo, Japan
Automation,Systems design,Programmable logic controller,
...[+2]
Patent: 68
47
Toshiba Tec Corp.
Tokyo, Japan
Computer hardware,Peripheral,Electronics,
...[+2]
Patent: 68
48
Nippon Telegraph & Telephone Corp.
Tokyo, Japan
Telecommunications,Cloud database,Data center,
...[+2]
Patent: 67
49
Meidensha Corp.
Tokyo, Japan
Electrical equipment,Social infrastructure,Electronics,
...[+2]
Patent: 67
50
General Motors Co.
Michigan, United States
Sport utility vehicle,Public transport,Enterprise software,
...[+2]
Patent: 64
51
Daewoo Electronics Co. Ltd.
South Korea
Electronics,Graphics processing unit,Peripheral,
...[+2]
Patent: 63
52
DENSO Corp.
Aichi, Japan
Automotive engineering,Industrial robot,Programmable logic controller,
...[+2]
Patent: 55
53
Ericsson, Inc.
Texas, United States
Wireless,Telecommunications,Transmitter,
...[+2]
Patent: 55
54
Honeywell International, Inc.
North Carolina, United States
Aerospace,Electronics,Market research,
...[+2]
Patent: 54
55
The Bendix Corp.
OH, US
Database,Database services
Patent: 54
56
Sumitomo Electric Industries Ltd.
Osaka, Japan
Electronics,Optical fiber,Optical fiber cable,
...[+2]
Patent: 53
57
Sumitomo Electric
Osaka, Japan
Optical fiber,Electronics,Optical fiber cable
Patent: 53
58
Samsung SDI Co., Ltd.
Chungcheongnam-do, South Korea
Plasma display,Lithium-ion battery,Solar energy,
...[+2]
Patent: 49
59
Yazaki Corp.
Tokyo, Japan
Electronic component,Automotive engineering,Cable harness,
...[+2]
Patent: 49
60
Funai Electric Co., Ltd.
Osaka, Japan
Electronics,Computer hardware,Blu-ray disc,
...[+2]
Patent: 49
61
AccurIC Ltd.
Worcestershire, United Kingdom
Computer hardware,Light-emitting diode,Diode,
...[+2]
Patent: 49
62
Englishco LLC
New York, United States
Patent: 49
63
Pioneer Corp.
Fukushima, Japan
Navigation system,Laserdisc player,Electronic product,
...[+2]
Patent: 48
64
National Semiconductor Corp.
Texas, United States
Semiconductor,Touchscreen,Adaptive voltage scaling,
...[+2]
Patent: 47
65
Shindengen Electric Manufacturing Co. Ltd.
Tokyo, Japan
Semiconductor,Electronics,MOSFET,
...[+2]
Patent: 45
66
Renesas Electronics Corp.
Tokyo, Japan
Semiconductor,Microcontroller,Electronics,
...[+2]
Patent: 44
67
Honda Motor Co., Ltd.
Tokyo, Japan
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
Patent: 43
68
BBC Brown Boveri Ltd.
Switzerland
Patent: 43
69
Landis+Gyr AG
Zug, Switzerland
Smart grid,Electricity,Electricity meter,
...[+2]
Patent: 42
70
Samsung Electro-Mechanics Co., Ltd.
Chungcheongnam-do, South Korea
Electronic component,Capacitor,Semiconductor,
...[+2]
Patent: 41
71
ITT Industries Ltd.
Hampshire, United Kingdom
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
Patent: 41
72
Hon Hai Precision Industry Co., Ltd.
Taiwan Province, China
Computer hardware,Electronics,Wireless connectivity,
...[+2]
Patent: 40
73
State Grid Corp. of China
Beijing Shi, China
Electric vehicle,Power grid,Total asset,
...[+2]
Patent: 40
74
Shanken Electric Co. Ltd.
Japan
Patent: 38
75
Panasonic Intellectual Property Management Co. Ltd.
Osaka, Japan
Patent: 38
76
Marconi Corp. Plc
United Kingdom
Computer hardware,Electronics
Patent: 37
77
International Rectifier Corp.
California, United States
Semiconductor,Electronics,Energy management,
...[+2]
Patent: 37
78
Eaton Corp.
DUBLIN, Ireland
Automotive engineering,Power transmission,Electrical equipment,
...[+2]
Patent: 36
79
Sumitomo Wiring Systems Ltd.
Mie, Japan
High voltage,Electronics,Power steering,
...[+2]
Patent: 35
80
Standard Elektrik Lorenz AG
Nordrhein-Westfalen, Germany
Patent: 35
81
U.S. Philips Corp.
Pennsylvania, United States
Patent: 35
82
Thales Group
Île-de-France, France
Aerospace,Public transport,Security market,
...[+2]
Patent: 34
83
NXP USA, Inc.
Texas, United States
Semiconductor,Resistor,Electron,
...[+2]
Patent: 34
84
Thales International SAS
Île-de-France, France
Aerospace,Information system,National security,
...[+1]
Patent: 34
85
Danfoss A/S
Syddanmark, Denmark
Air conditioning,Solenoid,Electric motor,
...[+2]
Patent: 33
86
Siliconix, Inc.
California, United States
Semiconductor,Electronics,Electronic component,
...[+2]
Patent: 33
87
Thomson Licensing SAS
Île-de-France, France
Patent licensing,Electronics
Patent: 33
88
Brother Industries, Ltd.
Aichi, Japan
Computer hardware,Electronics,Digital printing,
...[+2]
Patent: 32
89
Infineon Technologies AG
Bayern, Germany
Semiconductor,Electronics,Efficient energy use,
...[+2]
Patent: 32
90
Diamond Electric Mfg. Co., Ltd.
Tottori, Japan
Spark plug,Electronics,Electronic component,
...[+2]
Patent: 31
91
Alcatel-Lucent S A
Île-de-France, France
Trust network,Software,Telecommunications,
...[+2]
Patent: 31
92
Healthwatch Ltd.
HaMerkaz, Israel
Wearable technology,Vital signs,Medical equipment,
...[+2]
Patent: 31
93
CIT GmbH
Baden-Württemberg, Germany
Document management system
Patent: 31
94
Autonetworks Technologies Ltd.
Japan
Patent: 31
95
Westinghouse Brake & Signal Co. Ltd.
Australia
Automotive engineering
Patent: 31
96
Square D Co.
Illinois, United States
Electrical equipment,Power transmission,Electronics,
...[+1]
Patent: 30
97
Hitachi Car Engineering Co., Ltd.
Japan
Automotive engineering
Patent: 30
98
Toyota Industries Corp.
Aichi, Japan
Textile,Software,Automotive engineering,
...[+2]
Patent: 29
99
Koito Manufacturing Co., Ltd.
Tokyo, Japan
Headlamp,Automotive engineering,Fixture,
...[+2]
Patent: 29
100
Koito
Tokyo, Japan
Electrical equipment,Automotive engineering
Patent: 29

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