Top 100 Key Players companies in Zener diode by Most Patent Citation in the world in 2020 – Discovery

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The Zener diode top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Zener diode Key Players in the world. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2020, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.

1	Mitsubishi Electric Engineering Co., Ltd.	Tokyo, Japan		patent citation: 1,839
2	Panasonic Holdings Corp.	Osaka, Japan	Semiconductor,Industrial engineering,Electronics, ...[+2]	patent citation: 1,758
3	Matsushita Electronics Corp.	Osaka, Japan	Electronics,Computer hardware,DVD player, ...[+2]	patent citation: 1,758
4	Hitachi Ltd.	Tokyo, Japan	Elevator,Electrical equipment,Electric motor, ...[+2]	patent citation: 1,603
5	Siemens AG	Bayern, Germany	Power transmission,Electronics,Turbine, ...[+2]	patent citation: 1,445
6	Siemens SA	Madrid, Spain	Scientific Control,Telecommunications,Turbine, ...[+1]	patent citation: 1,445
7	Fuji Electronics Co., Ltd.	Tokyo, Japan	Semiconductor,Microcomputer,Electronic component, ...[+2]	patent citation: 1,406
8	Fuji Electric FA Components & SYstems Co., Ltd.	Tokyo, Japan	Semiconductor,Industrial engineering,Smart grid, ...[+2]	patent citation: 1,406
9	Robert Bosch GmbH	Baden-Württemberg, Germany	Automotive engineering,Mechanical engineering,Electronics, ...[+2]	patent citation: 1,296
10	Robert Bosch Corp.	Michigan, United States	Shopping mall,Truck	patent citation: 1,296
11	Siliconix, Inc.	California, United States	Semiconductor,Electronics,Electronic component, ...[+2]	patent citation: 1,188
12	STMicroelectronics SA	Île-de-France, France	Semiconductor,Semiconductor chip,Electronic component, ...[+1]	patent citation: 1,169
13	Motorola, Inc.	Illinois, United States	Telecommunications,Mobile phone,Broadband, ...[+2]	patent citation: 1,137
14	Texas Instruments Incorporated	Texas, United States	Semiconductor,Digital signal processing,Electronic component, ...[+2]	patent citation: 1,068
15	NEC Corp.	Tokyo, Japan	Virtualization,Big data,Network security, ...[+2]	patent citation: 1,049
16	TOSHIBA Corp.	Tokyo, Japan	Semiconductor,Computer hardware,Electronics, ...[+2]	patent citation: 1,033
17	National Semiconductor Corp.	Texas, United States	Semiconductor,Touchscreen,Adaptive voltage scaling, ...[+2]	patent citation: 1,031
18	Nihon Denso KK	Saitama, Japan	Manufacturing engineering,Mechanical engineering	patent citation: 753
19	Sony Group Corp.	Tokyo, Japan	Computer hardware,Software,Music, ...[+2]	patent citation: 738
20	Sharp Corp.	Osaka, Japan	Computer hardware,Electronics,Telecommunications, ...[+2]	patent citation: 697
21	Fujitsu Ltd.	Tokyo, Japan	Cloud computing,Enterprise software,Information technology management, ...[+2]	patent citation: 687
22	Fujitsu Microelectronics America, Inc.	California, United States	Semiconductor,Microelectronics,Electronic component, ...[+2]	patent citation: 687
23	U.S. Philips Corp.	Pennsylvania, United States		patent citation: 611
24	ROHM Co., Ltd.	Kyoto, Japan	Semiconductor,Electronic component,Power module, ...[+2]	patent citation: 592
25	Medtronic, Inc.	Minnesota, United States	Medicine,Implantable cardiac pacemaker,Biomedical engineering, ...[+2]	patent citation: 578
26	Nissan Motor Co., Ltd.	Kanagawa, Japan	Truck,Public transport,Automotive engineering, ...[+2]	patent citation: 531
27	Semiconductor Components Industries LLC	Arizona, United States	Semiconductor,Transistor,Image sensor, ...[+2]	patent citation: 523
28	General Motors Co.	Michigan, United States	Sport utility vehicle,Public transport,Enterprise software, ...[+2]	patent citation: 501
29	SANYO Electric Co., Ltd.	Osaka, Japan	Semiconductor,Computer hardware,Software, ...[+2]	patent citation: 470
30	General Electric Co.	Massachusetts, United States	Energy management,Turbine,Electronics, ...[+2]	patent citation: 463
31	Eaton Corp.	DUBLIN, Ireland	Automotive engineering,Power transmission,Electrical equipment, ...[+2]	patent citation: 438
32	International Business Machines Corp.	New York, United States	Software,Computer hardware,Enterprise software, ...[+2]	patent citation: 429
33	Canon, Inc.	Tokyo, Japan	Computer hardware,Software,Computer vision, ...[+2]	patent citation: 386
34	Manufacturers & Traders Trust Co.	New York, United States	Merchant services	patent citation: 369
35	Samsung Electronics Co., Ltd.	South Korea	Computer hardware,Semiconductor,Software, ...[+2]	patent citation: 358
36	Renesas Electronics Corp.	Tokyo, Japan	Semiconductor,Microcontroller,Electronics, ...[+2]	patent citation: 331
37	Ricoh Co., Ltd.	Tokyo, Japan	Digital media,Data visualization,Thermal paper, ...[+2]	patent citation: 318
38	International Rectifier Corp.	California, United States	Semiconductor,Electronics,Energy management, ...[+2]	patent citation: 313
39	SOFICS BV	Belgium	Computer hardware,Electronics,Clamp, ...[+2]	patent citation: 311
40	Hallmark Cards, Inc.	Missouri, United States	Ornaments,E-commerce,Gift card, ...[+1]	patent citation: 307
41	DENSO Corp.	Aichi, Japan	Automotive engineering,Industrial robot,Programmable logic controller, ...[+2]	patent citation: 304
42	Snap-On, Inc.	Wisconsin, United States	Automotive engineering,Cutlery,Power tool, ...[+2]	patent citation: 300
43	Bell Laboratories, Inc.	Wisconsin, United States	Rodenticide,Agriculture,Chemical engineering, ...[+2]	patent citation: 276
44	Toshiba Lighting & Technology Corp.	Kanagawa, Japan	LED lamp,Electronics,Smart glass, ...[+2]	patent citation: 275
45	Toyota Motor Corp.	Aichi, Japan	Sport utility vehicle,Mobile device,Public transport, ...[+2]	patent citation: 274
46	Advanced Analogic Technologies, Inc.	New Mexico, United States	Semiconductor,Electronics,Power management, ...[+2]	patent citation: 264
47	Murata Manufacturing Co. Ltd.	Kyoto, Japan	Semiconductor,Electronics,Electronic component, ...[+2]	patent citation: 261
48	Round Rock Research LLC	New York, United States	Transistor,Semiconductor device fabrication,Semiconductor	patent citation: 259
49	Ensign-Bickford Aerospace & Defense Co.	Connecticut, United States	Aerospace,Demolition,Energetics, ...[+1]	patent citation: 252
50	Koninklijke Philips NV	Noord-Holland, Netherlands	Health care,Wellness Programs,Medical imaging, ...[+2]	patent citation: 251
51	Analog Devices, Inc.	Massachusetts, United States	Semiconductor,Electronics,Digital signal processing, ...[+2]	patent citation: 247
52	Cooper Industries LLC	Texas, United States	Light fixture,Electronics,Fixture, ...[+2]	patent citation: 237
53	LEDtronics, Inc.	California, United States	Light therapy,Bulb,Electronics, ...[+2]	patent citation: 237
54	OMRON Corp.	Kyoto, Japan	Automation,Electronics,Health care, ...[+2]	patent citation: 233
55	Dehn + Söhne GmbH & Co. KG	Bayern, Germany	Building material	patent citation: 233
56	Toyoda Gosei Co., Ltd.	Aichi, Japan	Optoelectronics,Airbag,Synthetic rubber, ...[+2]	patent citation: 226
57	Honeywell International, Inc.	North Carolina, United States	Aerospace,Electronics,Market research, ...[+2]	patent citation: 225
58	Koito Manufacturing Co., Ltd.	Tokyo, Japan	Headlamp,Automotive engineering,Fixture, ...[+2]	patent citation: 223
59	Koito	Tokyo, Japan	Electrical equipment,Automotive engineering	patent citation: 223
60	Seiko Epson Corp.	Nagano, Japan	Wearable technology,Projector,Electronics, ...[+2]	patent citation: 218
61	United Microelectronics Corp.	Taiwan Province, China	Semiconductor,Electronics,CMOS, ...[+2]	patent citation: 217
62	Leviton Manufacturing Co., Inc.	New York, United States	Energy management,Electrical equipment,Computer hardware, ...[+2]	patent citation: 213
63	Semiconductor Energy Laboratory Co., Ltd.	Kanagawa, Japan	Semiconductor,Transistor,Semiconductor device, ...[+2]	patent citation: 208
64	Pioneer Corp.	Fukushima, Japan	Navigation system,Laserdisc player,Electronic product, ...[+2]	patent citation: 204
65	LG Electronics, Inc.	South Korea	Computer hardware,Electronics,Telecommunications, ...[+2]	patent citation: 202
66	Micron Technology, Inc.	Idaho, United States	Semiconductor,Computer hardware,Solid-state drive, ...[+2]	patent citation: 202
67	IDD Aerospace Corp.	Washington, United States	Aerospace,National security,Semiconductor, ...[+1]	patent citation: 201
68	Power Integrations, Inc.	California, United States	Semiconductor,Product design,Social network, ...[+2]	patent citation: 199
69	Freescale Semiconductor, Inc.	Texas, United States	Semiconductor,Industrial engineering,Automotive engineering, ...[+2]	patent citation: 195
70	Diehl Stiftung & Co. KG	Germany	Metal,Automation,Mechanical engineering, ...[+2]	patent citation: 194
71	Shanken Electric Co. Ltd.	Japan		patent citation: 192
72	Hitachi Car Engineering Co., Ltd.	Japan	Automotive engineering	patent citation: 181
73	Licentia Patent Verwaltungs GmbH	Nordrhein-Westfalen, Germany		patent citation: 180
74	Braun AG	Switzerland	Shopping mall	patent citation: 179
75	LIG Nex1 Co., Ltd.	South Korea	Missile,Electronics,Radar, ...[+2]	patent citation: 177
76	Intel Corp.	California, United States	Semiconductor,Software,Computer hardware, ...[+2]	patent citation: 171
77	Lucas Industries Plc	West Midlands, United Kingdom	Automotive engineering,Aerospace,Alternator, ...[+2]	patent citation: 169
78	ElectraLED, Inc.	United States	Electronics,Fixture	patent citation: 169
79	Microsoft Technology Licensing LLC	Washington, United States	Franchise agreement	patent citation: 167
80	Dexerials Corp.	Tokyo, Japan	Electronic component,Polarizer,Electronics, ...[+2]	patent citation: 163
81	Fujitsu General Ltd.	Kanagawa, Japan	Air conditioning,Automation,Mechanical engineering, ...[+2]	patent citation: 162
82	Infineon Technologies AG	Bayern, Germany	Semiconductor,Electronics,Efficient energy use, ...[+2]	patent citation: 159
83	Korry Electronics Co.	Washington, United States	Electronics,Distribution board,Computer hardware, ...[+2]	patent citation: 159
84	Astec International Ltd. (Hong Kong)	Hong Kong SAR, China	Power transmission,Electronics	patent citation: 157
85	Olympus Corp.	Tokyo, Japan	Microscope,Endoscopy,Software, ...[+2]	patent citation: 156
86	Oki Electric Industry Co., Ltd.	Tokyo, Japan	Telecommunications,Call centre,Software, ...[+2]	patent citation: 156
87	Yazaki Corp.	Tokyo, Japan	Electronic component,Automotive engineering,Cable harness, ...[+2]	patent citation: 156
88	Astronics DME LLC	United States	Bulb,Electric light,Fixture, ...[+1]	patent citation: 149
89	Tecumseh Products Co. LLC	Michigan, United States	Refrigeration,Scroll compressor,Air conditioning, ...[+2]	patent citation: 146
90	Lucent Technologies, Inc.	New Jersey, United States	Software,Telecommunications,Private network, ...[+2]	patent citation: 145
91	Raytheon Co.	Massachusetts, United States	Missile,National security,Aerospace, ...[+2]	patent citation: 144
92	Lear Corporation Eeds & Interiors	Michigan, United States	Millwork,Forestry	patent citation: 141
93	Winbond Electronics Corp.	Taiwan Province, China	Flash memory,Electronics,Computer hardware, ...[+2]	patent citation: 135
94	MKS Instruments, Inc.	Massachusetts, United States	Mass flow controller,Enterprise software,Semiconductor, ...[+2]	patent citation: 130
95	Micrel, Inc.	California, United States	Semiconductor,Ethernet,Industrial engineering, ...[+2]	patent citation: 130
96	Toshiba Tec Corp.	Tokyo, Japan	Computer hardware,Peripheral,Electronics, ...[+2]	patent citation: 129
97	Ford Motor Co. Ltd.	Essex, United Kingdom	Automotive engineering,Mechanical engineering,Public transport, ...[+2]	patent citation: 124
98	Merlin Gerin SA	France	Electronics	patent citation: 121
99	Motorola Solutions, Inc.	Illinois, United States	Wireless,Network security,Mobile device, ...[+2]	patent citation: 120
100	Zenith Electronics LLC	Illinois, United States	Electronics,High-net-worth individual,Display device, ...[+2]	patent citation: 120