Top 100 Key Players companies in Zener diode by Most Patent Citation in the United States in 2021 – 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 United States. 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.

1	Robert Bosch Corp.	Michigan, United States	Shopping mall,Truck	patent citation: 1,296
2	Siliconix, Inc.	California, United States	Semiconductor,Electronics,Electronic component, ...[+2]	patent citation: 1,188
3	Motorola, Inc.	Illinois, United States	Telecommunications,Mobile phone,Broadband, ...[+2]	patent citation: 1,137
4	Texas Instruments Incorporated	Texas, United States	Semiconductor,Digital signal processing,Electronic component, ...[+2]	patent citation: 1,068
5	National Semiconductor Corp.	Texas, United States	Semiconductor,Touchscreen,Adaptive voltage scaling, ...[+2]	patent citation: 1,031
6	Fujitsu Microelectronics America, Inc.	California, United States	Semiconductor,Microelectronics,Electronic component, ...[+2]	patent citation: 687
7	U.S. Philips Corp.	Pennsylvania, United States		patent citation: 611
8	Medtronic, Inc.	Minnesota, United States	Medicine,Implantable cardiac pacemaker,Biomedical engineering, ...[+2]	patent citation: 578
9	Semiconductor Components Industries LLC	Arizona, United States	Semiconductor,Transistor,Image sensor, ...[+2]	patent citation: 523
10	General Motors Co.	Michigan, United States	Sport utility vehicle,Public transport,Enterprise software, ...[+2]	patent citation: 501
11	General Electric Co.	Massachusetts, United States	Energy management,Turbine,Electronics, ...[+2]	patent citation: 463
12	International Business Machines Corp.	New York, United States	Software,Computer hardware,Enterprise software, ...[+2]	patent citation: 429
13	Manufacturers & Traders Trust Co.	New York, United States	Merchant services	patent citation: 369
14	International Rectifier Corp.	California, United States	Semiconductor,Electronics,Energy management, ...[+2]	patent citation: 313
15	Hallmark Cards, Inc.	Missouri, United States	Ornaments,E-commerce,Gift card, ...[+1]	patent citation: 307
16	Snap-On, Inc.	Wisconsin, United States	Automotive engineering,Cutlery,Power tool, ...[+2]	patent citation: 300
17	Bell Laboratories, Inc.	Wisconsin, United States	Rodenticide,Agriculture,Chemical engineering, ...[+2]	patent citation: 276
18	Advanced Analogic Technologies, Inc.	New Mexico, United States	Semiconductor,Electronics,Power management, ...[+2]	patent citation: 264
19	Round Rock Research LLC	New York, United States	Transistor,Semiconductor device fabrication,Semiconductor	patent citation: 259
20	Ensign-Bickford Aerospace & Defense Co.	Connecticut, United States	Aerospace,Demolition,Energetics, ...[+1]	patent citation: 252
21	Analog Devices, Inc.	Massachusetts, United States	Semiconductor,Electronics,Digital signal processing, ...[+2]	patent citation: 247
22	Cooper Industries LLC	Texas, United States	Light fixture,Electronics,Fixture, ...[+2]	patent citation: 237
23	LEDtronics, Inc.	California, United States	Light therapy,Bulb,Electronics, ...[+2]	patent citation: 237
24	Honeywell International, Inc.	North Carolina, United States	Aerospace,Electronics,Market research, ...[+2]	patent citation: 225
25	Leviton Manufacturing Co., Inc.	New York, United States	Energy management,Electrical equipment,Computer hardware, ...[+2]	patent citation: 213
26	Micron Technology, Inc.	Idaho, United States	Semiconductor,Computer hardware,Solid-state drive, ...[+2]	patent citation: 202
27	IDD Aerospace Corp.	Washington, United States	Aerospace,National security,Semiconductor, ...[+1]	patent citation: 201
28	Power Integrations, Inc.	California, United States	Semiconductor,Product design,Social network, ...[+2]	patent citation: 199
29	Freescale Semiconductor, Inc.	Texas, United States	Semiconductor,Industrial engineering,Automotive engineering, ...[+2]	patent citation: 195
30	Intel Corp.	California, United States	Semiconductor,Software,Computer hardware, ...[+2]	patent citation: 171
31	ElectraLED, Inc.	United States	Electronics,Fixture	patent citation: 169
32	Microsoft Technology Licensing LLC	Washington, United States	Franchise agreement	patent citation: 167
33	Korry Electronics Co.	Washington, United States	Electronics,Distribution board,Computer hardware, ...[+2]	patent citation: 159
34	Astronics DME LLC	United States	Bulb,Electric light,Fixture, ...[+1]	patent citation: 149
35	Tecumseh Products Co. LLC	Michigan, United States	Refrigeration,Scroll compressor,Air conditioning, ...[+2]	patent citation: 146
36	Lucent Technologies, Inc.	New Jersey, United States	Software,Telecommunications,Private network, ...[+2]	patent citation: 145
37	Raytheon Co.	Massachusetts, United States	Missile,National security,Aerospace, ...[+2]	patent citation: 144
38	Lear Corporation Eeds & Interiors	Michigan, United States	Millwork,Forestry	patent citation: 141
39	MKS Instruments, Inc.	Massachusetts, United States	Mass flow controller,Enterprise software,Semiconductor, ...[+2]	patent citation: 130
40	Micrel, Inc.	California, United States	Semiconductor,Ethernet,Industrial engineering, ...[+2]	patent citation: 130
41	Motorola Solutions, Inc.	Illinois, United States	Wireless,Network security,Mobile device, ...[+2]	patent citation: 120
42	Zenith Electronics LLC	Illinois, United States	Electronics,High-net-worth individual,Display device, ...[+2]	patent citation: 120
43	Ford Motor Co.	Michigan, United States	Truck,Public transport,Automotive engineering, ...[+2]	patent citation: 118
44	Schlumberger Technologies, Inc.	New Jersey, United States	Petroleum industry,Natural resource management	patent citation: 117
45	International Standard Electric Corp.	New York, United States		patent citation: 116
46	Delphi Technology, Inc.	Massachusetts, United States	Software,Business intelligence,Systems design, ...[+2]	patent citation: 108
47	Dell USA LP	Texas, United States		patent citation: 106
48	Chartered Semiconductor Manufacturing, Inc.	California, United States	Semiconductor,Electronic component,Semiconductor device	patent citation: 106
49	NCR Corp.	Georgia, United States	Software,Peripheral,Self-service, ...[+2]	patent citation: 105
50	Ericsson, Inc.	Texas, United States	Wireless,Telecommunications,Transmitter, ...[+2]	patent citation: 103
51	Power-One, Inc.	California, United States	Efficient energy use,Power management,Solar power, ...[+2]	patent citation: 102
52	NXP USA, Inc.	Texas, United States	Semiconductor,Resistor,Electron, ...[+2]	patent citation: 101
53	Square D Co.	Illinois, United States	Electrical equipment,Power transmission,Electronics, ...[+1]	patent citation: 98
54	Sarnoff Corp.	New Jersey, United States	Data analysis,Content analytics,Force protection, ...[+2]	patent citation: 97
55	United Technologies	Connecticut, United States	Aerospace,Public transport,Building automation, ...[+2]	patent citation: 96
56	United-Tech, Inc.	Oklahoma, United States	Yeast,Telecommunications,Chemical treatment, ...[+2]	patent citation: 96
57	Infineon Technologies Americas Corp.	California, United States	Semiconductor,Market power,Power management, ...[+1]	patent citation: 95
58	Outboard Marine Corp.	Illinois, United States	Electronics,Switchgear,Electric motor, ...[+2]	patent citation: 92
59	STARTUP VPT, Inc.	United States	Avionics,Computer hardware,Electronics, ...[+2]	patent citation: 92
60	Alpha & Omega Semiconductor Ltd.	California, United States	Semiconductor,Electronic component,Insulated-gate bipolar transistor, ...[+2]	patent citation: 88
61	Illinois Tool Works, Inc.	Illinois, United States	Adhesive,Consumables,Industrial engineering, ...[+2]	patent citation: 87
62	North American Philips Corp.	New York, United States	Electronics	patent citation: 87
63	AG Communication Systems Corp.	Arizona, United States	Telecommunications	patent citation: 86
64	Littelfuse, Inc.	Illinois, United States	Relay,Electronics,Electrical equipment, ...[+2]	patent citation: 85
65	Airborne Electronic Systems	Washington, United States	Aerospace,Electronic systems,National security	patent citation: 85
66	ADT, Inc.	United States	Network security,Information technology consulting,Home automation, ...[+2]	patent citation: 84
67	S.L. Waber, Inc.	New Jersey, United States	Electrical equipment,Electronics,AC power, ...[+2]	patent citation: 83
68	Western Digital Corp.	California, United States	Computer hardware,Navigation system,Software, ...[+2]	patent citation: 82
69	Xilinx, Inc.	California, United States	Software,Computer hardware,Semiconductor, ...[+2]	patent citation: 82
70	Western Digital Technologies, Inc.	California, United States	Computer hardware,Peripheral,Electronics, ...[+2]	patent citation: 82
71	The Boeing Co.	Illinois, United States	Aerospace,Satellite,National security, ...[+2]	patent citation: 73
72	Technical Consumer Products, Inc.	Ohio, United States	Electronics,Bulb,Compact fluorescent lamp, ...[+2]	patent citation: 72
73	Xerox Holdings Corp.	Connecticut, United States	Computer hardware,Software,Digital document, ...[+2]	patent citation: 71
74	Xerox Corp.	Connecticut, United States	Computer hardware,Electronics,Product group, ...[+2]	patent citation: 71
75	Polaroid Corp.	Massachusetts, United States	Digital imaging,Electronics,Laundry, ...[+2]	patent citation: 70
76	AMP, Inc.	Pennsylvania, United States	Electronics	patent citation: 66
77	Power Integrity Corp.	North Carolina, United States		patent citation: 66
78	STARTUP Englishco LLC	New York, United States		patent citation: 65
79	Visteon Global Technologies, Inc.	Michigan, United States	Automotive engineering	patent citation: 65
80	IOTA Engineering LLC	Arizona, United States	Light fixture,Electronics,Fixture, ...[+2]	patent citation: 64
81	Western Electric Co., Inc.	Ohio, United States	Telecommunications	patent citation: 64
82	Harris Intertype Corp.	United States	Automation,Mechanical engineering,Manufacturing engineering, ...[+1]	patent citation: 61
83	Cordis Corp.	United States	Vascular disease,Medical equipment,Health care, ...[+2]	patent citation: 58
84	TE Connectivity Corp.	Pennsylvania, United States	Semiconductor,Relay,Electronics, ...[+2]	patent citation: 58
85	Pacesetter, Inc.	California, United States	Health care	patent citation: 58
86	Applied Avionics, Inc.	Texas, United States	Aerospace,Electronics,Avionics, ...[+1]	patent citation: 58
87	GTE Laboratories, Inc.	Massachusetts, United States		patent citation: 58
88	OSRAM SYLVANIA, Inc.	Massachusetts, United States	Electronics,Bulb,Fixture, ...[+2]	patent citation: 57
89	Greatbatch Ltd.	New York, United States	Medicine,Medical equipment,Feedthrough, ...[+2]	patent citation: 57
90	Saint Gobain Industrial Ceramics, Inc.	New York, United States	Quartz,Mining engineering,Natural resource management, ...[+2]	patent citation: 56
91	Briggs & Stratton Corp.	Wisconsin, United States	Robotic lawn mower,Gasoline,Turbine, ...[+2]	patent citation: 53
92	Sensata Technologies, Inc.	Massachusetts, United States	Pressure sensor,Power transmission,Computer hardware, ...[+2]	patent citation: 53
93	Autoliv ASP, Inc.	Utah, United States	Computer hardware,Information technology management,Automotive safety, ...[+2]	patent citation: 53
94	Kavlico Corp.	California, United States	Transducer,Strain gauge,Pressure sensor, ...[+2]	patent citation: 53
95	Robertshaw Controls Co.	Virginia, United States	Electronics	patent citation: 52
96	Lineage Power Corp.	Texas, United States	Computer hardware,Electronics,Converters, ...[+2]	patent citation: 52
97	Intermolecular, Inc.	California, United States	Materials science,High productivity,Electronic component, ...[+2]	patent citation: 51
98	Eastman Kodak Co.	New York, United States	3D printing,Photography,Digital media, ...[+2]	patent citation: 50
99	ITT Automotive Electrical Systems, Inc.	New York, United States	Electronics	patent citation: 50
100	Duracell U.S. Operations, Inc.	Illinois, United States	Electronics	patent citation: 49