Top 50 Key Players companies in Alternator by Most Patent Filings in the Japan in 2022 – Discovery

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1	Nihon Denso KK	Saitama, Japan	Manufacturing engineering,Mechanical engineering	Patent: 956
2	Mitsubishi Electric Engineering Co., Ltd.	Tokyo, Japan		Patent: 904
3	Toyota Motor Corp.	Aichi, Japan	Sport utility vehicle,Mobile device,Public transport, ...[+2]	Patent: 471
4	Nissan Motor Co., Ltd.	Kanagawa, Japan	Truck,Public transport,Automotive engineering, ...[+2]	Patent: 292
5	Hitachi Ltd.	Tokyo, Japan	Elevator,Electrical equipment,Electric motor, ...[+2]	Patent: 220
6	Mazda Motor Corp.	Kanagawa, Japan	Automotive engineering,Reciprocating engine,Manual transmission, ...[+2]	Patent: 204
7	Honda Motor Co., Ltd.	Tokyo, Japan	Automotive engineering,Manufacturing engineering,Sport utility vehicle, ...[+2]	Patent: 171
8	DENSO Corp.	Aichi, Japan	Automotive engineering,Industrial robot,Programmable logic controller, ...[+2]	Patent: 163
9	Daihatsu Motor Co., Ltd.	Osaka, Japan	Automotive engineering,Proton exchange membrane fuel cell,Electric bus, ...[+2]	Patent: 120
10	Sumitomo Wiring Systems Ltd.	Mie, Japan	High voltage,Electronics,Power steering, ...[+2]	Patent: 112
11	Sumitomo Electric Industries Ltd.	Osaka, Japan	Electronics,Optical fiber,Optical fiber cable, ...[+2]	Patent: 95
12	Sumitomo Electric	Osaka, Japan	Optical fiber,Electronics,Optical fiber cable	Patent: 95
13	NSK Ltd.	Tokyo, Japan	Ball bearing,Automatic transmission,Bearing (navigation), ...[+2]	Patent: 94
14	Mitsubishi Motors Corp.	Tokyo, Japan	Sport utility vehicle,Automotive engineering,Electric vehicle, ...[+2]	Patent: 88
15	Autonetworks Technologies Ltd.	Japan		Patent: 86
16	Suzuki Co., Ltd.	Nagano, Japan	Semiconductor,Electronics,Electronic component, ...[+2]	Patent: 81
17	Yazaki Corp.	Tokyo, Japan	Electronic component,Automotive engineering,Cable harness, ...[+2]	Patent: 73
18	Subaru Corp.	Tokyo, Japan	Automotive engineering,Public transport,Aerospace, ...[+2]	Patent: 60
19	Isuzu Motors Ltd.	Tokyo, Japan	Truck,Public transport,Diesel engine, ...[+2]	Patent: 58
20	Sawafuji Electric Co., Ltd.	Japan	Electrical equipment,Diesel generator,Manufacturing engineering, ...[+2]	Patent: 56
21	NTN Toyo Bearing Co., Ltd.	Japan	Ball bearing	Patent: 50
22	Toyota Industries Corp.	Aichi, Japan	Textile,Software,Automotive engineering, ...[+2]	Patent: 49
23	Hitachi Power Semiconductor Device Ltd.	Ibaraki, Japan	Semiconductor,Power semiconductor device,Silicon carbide, ...[+2]	Patent: 49
24	Yamaha Motor Co., Ltd.	Shizuoka, Japan	Robotics,Industrial robot,Automotive engineering, ...[+2]	Patent: 37
25	Fujitsu General Ltd.	Kanagawa, Japan	Air conditioning,Automation,Mechanical engineering, ...[+2]	Patent: 37
26	Hitachi Construction Machinery Tierra Co., Ltd.	Osaka, Japan	Agricultural machinery,Manufacturing engineering,Mechanical engineering	Patent: 37
27	Hitachi Car Engineering Co., Ltd.	Japan	Automotive engineering	Patent: 32
28	Furukawa Electric Co., Ltd.	Tokyo, Japan	Optical fiber,Renewable energy,Optoelectronics, ...[+2]	Patent: 30
29	TOSHIBA Corp.	Tokyo, Japan	Semiconductor,Computer hardware,Electronics, ...[+2]	Patent: 29
30	Hino Motors, Ltd.	Tokyo, Japan	Truck,Public transport,Gasoline, ...[+2]	Patent: 27
31	Panasonic Holdings Corp.	Osaka, Japan	Semiconductor,Industrial engineering,Electronics, ...[+2]	Patent: 26
32	Mitsuba Corp.	Japan	Automotive engineering,Gasoline,Windscreen wiper, ...[+2]	Patent: 26
33	Matsushita Electronics Corp.	Osaka, Japan	Electronics,Computer hardware,DVD player, ...[+2]	Patent: 26
34	Yuasa Co., Ltd.	Hokkaido, Japan	Software development,Software,Accounting	Patent: 25
35	Japan Storage Battery Co., Ltd.	Kyoto, Japan	Electronics	Patent: 25
36	Kubota Corp.	Osaka, Japan	Tractor,Manufacturing engineering,Combine harvester, ...[+2]	Patent: 24
37	Furukawa Automotive Systems, Inc.	Shiga, Japan		Patent: 24
38	Mitsubishi Kogyo KK	Japan		Patent: 24
39	JTEKT Corp.	Osaka, Japan	Power steering,Automotive engineering,Steering system, ...[+2]	Patent: 22
40	Bando Chemical Industries Ltd.	Hyogo, Japan	Elastomer,Belting,Natural rubber, ...[+2]	Patent: 21
41	Kokusan Denki Co., Ltd.	Shizuoka, Japan	Automotive engineering,Agricultural machinery,Magnet	Patent: 18
42	Fuji Electronics Co., Ltd.	Tokyo, Japan	Semiconductor,Microcomputer,Electronic component, ...[+2]	Patent: 14
43	Fuji Electric FA Components & SYstems Co., Ltd.	Tokyo, Japan	Semiconductor,Industrial engineering,Smart grid, ...[+2]	Patent: 14
44	Sanshin Kogyo Co., Ltd.	Fukushima, Japan	Hot air oven,Automation,Manufacturing engineering, ...[+2]	Patent: 14
45	Shindengen Electric Manufacturing Co. Ltd.	Tokyo, Japan	Semiconductor,Electronics,MOSFET, ...[+2]	Patent: 12
46	Diamond Electric Mfg. Co., Ltd.	Tottori, Japan	Spark plug,Electronics,Electronic component, ...[+2]	Patent: 12
47	SANYO Electric Co., Ltd.	Osaka, Japan	Semiconductor,Computer hardware,Software, ...[+2]	Patent: 11
48	Nippon Sharyo, Ltd.	Aichi, Japan	Public transport,Facility management,Diesel locomotive, ...[+2]	Patent: 11
49	KYB Corp.	Tokyo, Japan	Shock absorber,Automotive engineering,Aerospace, ...[+2]	Patent: 10
50	Showa Denko Materials Co., Ltd.	Tokyo, Japan	Semiconductor,Carbon product,Efficient energy use, ...[+2]	Patent: 10