Top 50 Key Players companies in Grafting by Most Patent Citation in the Japan in 2021 – Discovery

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The Grafting top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Citation Grafting 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	Takeda Pharmaceutical Co., Ltd.	Osaka, Japan	Medicine,Health care,Clinical trial, ...[+2]	patent citation: 381
2	Takeda Chemical Industries Ltd.	Japan	Pharmaceutical drug,Botanical drug,Herb	patent citation: 381
3	Toyo Ink SC Holdings Co., Ltd.	Hokkaido, Japan	Pigment,Manufacturing engineering,Coating, ...[+2]	patent citation: 87
4	Maruzen Petrochemical Co., Ltd.	Hokkaido, Japan	Ethylene,Petrochemical,Chemical engineering, ...[+2]	patent citation: 69
5	Evonik Degussa Japan Co., Ltd.	Tokyo, Japan		patent citation: 66
6	Sekisui Chemical Co., Ltd.	Osaka, Japan	Synthetic rubber,Industrial engineering,Polyvinyl chloride, ...[+2]	patent citation: 65
7	Hitachi Cable Ltd.	Tokyo, Japan	Electronics,Metal,Optical fiber, ...[+2]	patent citation: 58
8	Asahi Kasei Corp.	Tokyo, Japan	Chemical engineering,Petrochemical,Fertilizer, ...[+2]	patent citation: 56
9	Bridgestone Corp.	Tokyo, Japan	Automotive engineering,sports equipment,Natural rubber, ...[+2]	patent citation: 55
10	AGC	Tokyo, Japan	Fluorine,Glazing,Chemical engineering, ...[+2]	patent citation: 53
11	Asahi Fiber Glass Co., Ltd.	Tokyo, Japan	Glass wool,Thermal insulation,Fiber, ...[+2]	patent citation: 53
12	FUJIFILM Corp.	Tokyo, Japan	Photography,Medical imaging,Computer hardware, ...[+2]	patent citation: 44
13	Iseki & Co., Ltd.	Tokyo, Japan	Combine harvester,Cutlery,Manufacturing engineering, ...[+2]	patent citation: 43
14	Furukawa Electric Co., Ltd.	Tokyo, Japan	Optical fiber,Renewable energy,Optoelectronics, ...[+2]	patent citation: 40
15	Japan Atomic Energy Research Institute	Japan	Basic law	patent citation: 37
16	Japan Tobacco, Inc.	Tokyo, Japan	Nicotiana tabacum,Cigarillo,Food sector, ...[+2]	patent citation: 30
17	Mitsui Chemicals, Inc.	Tokyo, Japan	Petrochemical,Chemical engineering,Polypropylene, ...[+2]	patent citation: 30
18	Fujikura Ltd.	Tokyo, Japan	Mobile device,Optoelectronics,Optical fiber, ...[+2]	patent citation: 28
19	CellSeed, Inc.	Tokyo, Japan	Medicine,Market research,Health care, ...[+2]	patent citation: 28
20	Mitsubishi Agricultural Machinery Co. Ltd.	Shimane, Japan	Combine harvester,Manufacturing engineering,Mechanical engineering, ...[+2]	patent citation: 28
21	Mitsubishi Paper Mills Ltd.	Tokyo, Japan	Paperboard,Thermal paper,3D printing, ...[+2]	patent citation: 24
22	SWCC Showa Holdings Co., Ltd.	Kanagawa, Japan	Electronics,Vibration control,System construction, ...[+2]	patent citation: 23
23	Yazaki Corp.	Tokyo, Japan	Electronic component,Automotive engineering,Cable harness, ...[+2]	patent citation: 23
24	Sumitomo Electric Industries Ltd.	Osaka, Japan	Electronics,Optical fiber,Optical fiber cable, ...[+2]	patent citation: 18
25	Sumitomo Electric	Osaka, Japan	Optical fiber,Electronics,Optical fiber cable	patent citation: 18
26	Hitachi Ltd.	Tokyo, Japan	Elevator,Electrical equipment,Electric motor, ...[+2]	patent citation: 17
27	Yanmar Agricultural Equipment Co. Ltd.	Osaka, Japan	Tractor	patent citation: 17
28	Kagome Co., Ltd.	Aichi, Japan	Seasoning,Pickling,Organic matter, ...[+2]	patent citation: 16
29	NOF Corp.	Tokyo, Japan	Organic peroxide,Chemical engineering,Fatty acid, ...[+2]	patent citation: 16
30	Nitto Denko Corp.	Osaka, Japan	Semiconductor,Product design,Adhesive, ...[+2]	patent citation: 15
31	Toagosei Co., Ltd.	Tokyo, Japan	Adhesive,Chemical engineering,Polymer, ...[+2]	patent citation: 15
32	Nippon Shokubai Co., Ltd.	Tokyo, Japan	Polymer,Acrylic acid,Chemical engineering, ...[+2]	patent citation: 15
33	Mitsubishi Chemical Aqua Solutions Co., Ltd.	Tokyo, Japan	Water treatment,Automation,Manufacturing engineering, ...[+2]	patent citation: 15
34	Osaka Prefecture Veterinary Medical Association	Osaka, Japan		patent citation: 13
35	Mitsubishi Materials Corp.	Tokyo, Japan	Cement,Alloy,Polycrystalline silicon, ...[+2]	patent citation: 12
36	Ebara Corp.	Tokyo, Japan	Vacuum pump,Manufacturing engineering,Turbine, ...[+2]	patent citation: 12
37	Japan Vilene Co., Ltd.	Tokyo, Japan	Woven fabric,Textile (markup language),Nanofiber, ...[+2]	patent citation: 12
38	Mitsubishi Materials Techno Corp.	Japan		patent citation: 12
39	Dai Nippon Printing Co., Ltd.	Tokyo, Japan	Electronics,Publishing,Publication, ...[+2]	patent citation: 11
40	Kaneka Corp.	Tokyo, Japan	Synthetic rubber,Chemical engineering,Polyvinyl chloride, ...[+2]	patent citation: 11
41	Advanced Industrial Science & Technology	Tokyo, Japan	Graphene,Association (object-oriented programming)	patent citation: 11
42	Next21	Tokyo, Japan	Medical equipment,Health care,Sales management	patent citation: 11
43	Taiyo Kogyo KK	Tokyo, Japan	Civil engineering,Membrane structure,Building-integrated photovoltaics, ...[+2]	patent citation: 11
44	Dainippon Printing Co. Ltd.	Japan		patent citation: 11
45	Shiseido Co., Ltd.	Tokyo, Japan	Cosmetics,Elixir,Personal Care Product, ...[+2]	patent citation: 10
46	Tonen General Sekiyu KK	Chiba, Japan	Petroleum product,Petrochemical,Liquefied natural gas, ...[+2]	patent citation: 10
47	NIPPON STEEL Stainless Steel Corp.	Tokyo, Japan	Mill,Metal,Mining engineering, ...[+1]	patent citation: 10
48	Mitsubishi Kogyo KK	Japan		patent citation: 10
49	Toray Industries, Inc.	Tokyo, Japan	Fiber,Textile,Textile (markup language), ...[+2]	patent citation: 9
50	The Nippon Synthetic Chemical Industry Co., Ltd.	Osaka, Japan	Chemical engineering,Adhesive,Acetic acid, ...[+2]	patent citation: 9