Top 100 Key Players companies in Zener diode by Most Patent Filings in the Japan in 2021 – Discovery

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The Zener diode top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filings Zener diode Key Players in the Japan. 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	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	Mitsubishi Electric Engineering Co., Ltd.	Tokyo, Japan		Patent: 559
4	Hitachi Ltd.	Tokyo, Japan	Elevator,Electrical equipment,Electric motor, ...[+2]	Patent: 523
5	NEC Corp.	Tokyo, Japan	Virtualization,Big data,Network security, ...[+2]	Patent: 438
6	TOSHIBA Corp.	Tokyo, Japan	Semiconductor,Computer hardware,Electronics, ...[+2]	Patent: 375
7	Fuji Electronics Co., Ltd.	Tokyo, Japan	Semiconductor,Microcomputer,Electronic component, ...[+2]	Patent: 355
8	Fuji Electric FA Components & SYstems Co., Ltd.	Tokyo, Japan	Semiconductor,Industrial engineering,Smart grid, ...[+2]	Patent: 355
9	Fujitsu Ltd.	Tokyo, Japan	Cloud computing,Enterprise software,Information technology management, ...[+2]	Patent: 276
10	Nihon Denso KK	Saitama, Japan	Manufacturing engineering,Mechanical engineering	Patent: 268
11	Canon, Inc.	Tokyo, Japan	Computer hardware,Software,Computer vision, ...[+2]	Patent: 197
12	SANYO Electric Co., Ltd.	Osaka, Japan	Semiconductor,Computer hardware,Software, ...[+2]	Patent: 170
13	Sharp Corp.	Osaka, Japan	Computer hardware,Electronics,Telecommunications, ...[+2]	Patent: 150
14	Sony Group Corp.	Tokyo, Japan	Computer hardware,Software,Music, ...[+2]	Patent: 148
15	Murata Manufacturing Co. Ltd.	Kyoto, Japan	Semiconductor,Electronics,Electronic component, ...[+2]	Patent: 136
16	ROHM Co., Ltd.	Kyoto, Japan	Semiconductor,Electronic component,Power module, ...[+2]	Patent: 134
17	Toshiba Lighting & Technology Corp.	Kanagawa, Japan	LED lamp,Electronics,Smart glass, ...[+2]	Patent: 133
18	Ricoh Co., Ltd.	Tokyo, Japan	Digital media,Data visualization,Thermal paper, ...[+2]	Patent: 100
19	Toyota Motor Corp.	Aichi, Japan	Sport utility vehicle,Mobile device,Public transport, ...[+2]	Patent: 98
20	OMRON Corp.	Kyoto, Japan	Automation,Electronics,Health care, ...[+2]	Patent: 98
21	Nissan Motor Co., Ltd.	Kanagawa, Japan	Truck,Public transport,Automotive engineering, ...[+2]	Patent: 92
22	Fujitsu General Ltd.	Kanagawa, Japan	Air conditioning,Automation,Mechanical engineering, ...[+2]	Patent: 77
23	Seiko Epson Corp.	Nagano, Japan	Wearable technology,Projector,Electronics, ...[+2]	Patent: 75
24	Oki Electric Industry Co., Ltd.	Tokyo, Japan	Telecommunications,Call centre,Software, ...[+2]	Patent: 73
25	Yokogawa Electric Corp.	Tokyo, Japan	Automation,Systems design,Programmable logic controller, ...[+2]	Patent: 68
26	Toshiba Tec Corp.	Tokyo, Japan	Computer hardware,Peripheral,Electronics, ...[+2]	Patent: 68
27	Nippon Telegraph & Telephone Corp.	Tokyo, Japan	Telecommunications,Cloud database,Data center, ...[+2]	Patent: 67
28	Meidensha Corp.	Tokyo, Japan	Electrical equipment,Social infrastructure,Electronics, ...[+2]	Patent: 67
29	DENSO Corp.	Aichi, Japan	Automotive engineering,Industrial robot,Programmable logic controller, ...[+2]	Patent: 55
30	Sumitomo Electric Industries Ltd.	Osaka, Japan	Electronics,Optical fiber,Optical fiber cable, ...[+2]	Patent: 53
31	Sumitomo Electric	Osaka, Japan	Optical fiber,Electronics,Optical fiber cable	Patent: 53
32	Yazaki Corp.	Tokyo, Japan	Electronic component,Automotive engineering,Cable harness, ...[+2]	Patent: 49
33	Funai Electric Co., Ltd.	Osaka, Japan	Electronics,Computer hardware,Blu-ray disc, ...[+2]	Patent: 49
34	Pioneer Corp.	Fukushima, Japan	Navigation system,Laserdisc player,Electronic product, ...[+2]	Patent: 48
35	Shindengen Electric Manufacturing Co. Ltd.	Tokyo, Japan	Semiconductor,Electronics,MOSFET, ...[+2]	Patent: 45
36	Renesas Electronics Corp.	Tokyo, Japan	Semiconductor,Microcontroller,Electronics, ...[+2]	Patent: 44
37	Honda Motor Co., Ltd.	Tokyo, Japan	Automotive engineering,Manufacturing engineering,Sport utility vehicle, ...[+2]	Patent: 43
38	Shanken Electric Co. Ltd.	Japan		Patent: 38
39	Panasonic Intellectual Property Management Co. Ltd.	Osaka, Japan		Patent: 38
40	Sumitomo Wiring Systems Ltd.	Mie, Japan	High voltage,Electronics,Power steering, ...[+2]	Patent: 35
41	Brother Industries, Ltd.	Aichi, Japan	Computer hardware,Electronics,Digital printing, ...[+2]	Patent: 32
42	Diamond Electric Mfg. Co., Ltd.	Tottori, Japan	Spark plug,Electronics,Electronic component, ...[+2]	Patent: 31
43	Autonetworks Technologies Ltd.	Japan		Patent: 31
44	Hitachi Car Engineering Co., Ltd.	Japan	Automotive engineering	Patent: 30
45	Toyota Industries Corp.	Aichi, Japan	Textile,Software,Automotive engineering, ...[+2]	Patent: 29
46	Koito Manufacturing Co., Ltd.	Tokyo, Japan	Headlamp,Automotive engineering,Fixture, ...[+2]	Patent: 29
47	Koito	Tokyo, Japan	Electrical equipment,Automotive engineering	Patent: 29
48	Fujifilm Business Innovation Corp.	Chiba, Japan	Electronics,Inkjet printing,Vertical-cavity surface-emitting laser, ...[+2]	Patent: 28
49	Hitachi Power Semiconductor Device Ltd.	Ibaraki, Japan	Semiconductor,Power semiconductor device,Silicon carbide, ...[+2]	Patent: 27
50	Japan Tobacco, Inc.	Tokyo, Japan	Nicotiana tabacum,Cigarillo,Food sector, ...[+2]	Patent: 26
51	Nisshinbo Micro Devices, Inc.	Tokyo, Japan	Electronics,Radar,Computer hardware, ...[+2]	Patent: 26
52	NITTAN Co., Ltd.	Osaka, Japan	Fire extinguisher,Construction engineering	Patent: 24
53	NEC Home Electronics Ltd.	Tokyo, Japan	Consumables,Electronics	Patent: 24
54	Stanley Electric Co., Ltd.	Tokyo, Japan	Headlamp,Automotive engineering,Backlight, ...[+2]	Patent: 23
55	Nippon Seiki Co., Ltd.	Niigata, Japan	Vehicle inspection,Automotive engineering,Sales management, ...[+2]	Patent: 23
56	Nihon Seiki Co., Ltd.	Osaka, Japan	Compressed air,Automation,Manufacturing engineering, ...[+2]	Patent: 23
57	Azbil Corp.	Tokyo, Japan	Building automation,Software,Electronics, ...[+2]	Patent: 22
58	NGK SPARK PLUG CO., LTD.	Aichi, Japan	Spark plug,Automotive engineering,Ceramic art, ...[+2]	Patent: 22
59	DAIKIN INDUSTRIES Ltd.	Osaka, Japan	Air conditioning,Refrigeration,Mechanical engineering, ...[+2]	Patent: 21
60	FUJIFILM Corp.	Tokyo, Japan	Photography,Medical imaging,Computer hardware, ...[+2]	Patent: 21
61	Daikin Airconditioning France SAS	Osaka, Japan	Industrial engineering,Fluorochemical industry,Air conditioning, ...[+1]	Patent: 21
62	NEC Engineering Ltd.	Tokyo, Japan		Patent: 21
63	Aisin Corp.	Aichi, Japan	Brake,Automotive engineering,Navigation system, ...[+2]	Patent: 20
64	Mitsumi Electric Co., Ltd.	Osaka, Japan	Semiconductor,Metal,Electronic component, ...[+2]	Patent: 20
65	Toyoda Gosei Co., Ltd.	Aichi, Japan	Optoelectronics,Airbag,Synthetic rubber, ...[+2]	Patent: 19
66	TOKAI RIKA CO., LTD.	Aichi, Japan	Seat belt,Automotive engineering,Push start, ...[+2]	Patent: 18
67	Kokusan Denki Co., Ltd.	Shizuoka, Japan	Automotive engineering,Agricultural machinery,Magnet	Patent: 18
68	Mita Industrial Co., Ltd.	Osaka, Japan	Computer hardware,Electronics,Monochrome	Patent: 18
69	TDK Corp.	Tokyo, Japan	Electronic component,Ceramic capacitor,Electronics, ...[+2]	Patent: 17
70	Olympus Corp.	Tokyo, Japan	Microscope,Endoscopy,Software, ...[+2]	Patent: 17
71	Victor Company of Japan Ltd.	Kanagawa, Japan	Electronics,Software,High-definition television, ...[+2]	Patent: 17
72	Seiko Instruments, Inc.	Chiba, Japan	Semiconductor,Electronic component,Optical fiber connector, ...[+2]	Patent: 17
73	Osram-Melco Ltd.	Kanagawa, Japan	LED lamp,Halogen lamp,Electronics, ...[+2]	Patent: 17
74	Yamaha Corp.	Shizuoka, Japan	Audio equipment,Gasoline,Loudspeaker, ...[+2]	Patent: 16
75	Mitsuba Corp.	Japan	Automotive engineering,Gasoline,Windscreen wiper, ...[+2]	Patent: 16
76	Konica Minolta, Inc.	Tokyo, Japan	Medical imaging,Attractiveness,Product group, ...[+2]	Patent: 15
77	Futaba Corp.	Yamanashi, Japan	AMOLED,Automotive engineering,Vacuum tube, ...[+2]	Patent: 15
78	Origin Co., Ltd.	Saitama, Japan	Electronics,Semiconductor,Semiconductor device, ...[+2]	Patent: 15
79	Aiphone Co., Ltd.	Aichi, Japan	Intercom,Telecommunications,Residence, ...[+2]	Patent: 15
80	Suzuki Co., Ltd.	Nagano, Japan	Semiconductor,Electronics,Electronic component, ...[+2]	Patent: 15
81	Sawafuji Electric Co., Ltd.	Japan	Electrical equipment,Diesel generator,Manufacturing engineering, ...[+2]	Patent: 15
82	TONE Co., Ltd.	Osaka, Japan	Bolting,Industrial engineering,Cutlery, ...[+1]	Patent: 15
83	Yamaha Motor Co., Ltd.	Shizuoka, Japan	Robotics,Industrial robot,Automotive engineering, ...[+2]	Patent: 14
84	FANUC Corp.	Yamanashi, Japan	Robotics,Robot,Automation, ...[+2]	Patent: 14
85	Yuasa Co., Ltd.	Hokkaido, Japan	Software development,Software,Accounting	Patent: 14
86	Japan Storage Battery Co., Ltd.	Kyoto, Japan	Electronics	Patent: 14
87	Komatsu Ltd.	Tokyo, Japan	Environmental engineering,Construction engineering,Heavy equipment, ...[+2]	Patent: 13
88	Nohmi Bosai Ltd.	Tokyo, Japan	Fire protection,Automation,Manufacturing engineering, ...[+2]	Patent: 13
89	Fuji Electric Systems Co., Ltd.	Tokyo, Japan	Automation,Manufacturing engineering,Industrial engineering, ...[+2]	Patent: 13
90	Furukawa Electric Co., Ltd.	Tokyo, Japan	Optical fiber,Renewable energy,Optoelectronics, ...[+2]	Patent: 12
91	Tokyo Gas Co., Ltd.	Tokyo, Japan	Natural gas,Hydrogen chloride,Petroleum industry, ...[+2]	Patent: 12
92	Taiyo Yuden Co., Ltd.	Tokyo, Japan	Semiconductor,Electronics,Electronic component, ...[+2]	Patent: 12
93	Hitachi Kokusai Electric, Inc.	Saga, Japan	Semiconductor,Electronics,Thin film, ...[+2]	Patent: 12
94	Asahi Industry Co., Ltd.	Tokyo, Japan	Automation,Mechanical engineering,Manufacturing engineering, ...[+1]	Patent: 12
95	NEC Electronics Corp.	Kanagawa, Japan	Electronics,Computer hardware,Semiconductor, ...[+2]	Patent: 12
96	Hitachi Astemo Ltd.	Japan	Public transport,Automotive engineering	Patent: 12
97	Casio Computer Co., Ltd.	Tokyo, Japan	Projector,Electronics,Digital camera, ...[+2]	Patent: 11
98	Onkyo Home Entertainment Corp.	Osaka, Japan	Receiver,Loudspeaker,Computer hardware, ...[+2]	Patent: 11
99	Nichia Corp.	Tokushima, Japan	Laser diode,Semiconductor,LED lamp, ...[+2]	Patent: 11
100	Saitama Murata Manufacturing Co., Ltd.	Saitama, Japan	Semiconductor,Electronic component,Telecommunications equipment, ...[+2]	Patent: 11