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Top 50 Key Players companies in Peripheral neuropathy
by Most Patent Filings in the Japan in 2021

The Peripheral neuropathy top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filings Peripheral neuropathy 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.
A disease affecting peripheral nerves.
#
Company Name
Region
Tech Topics
Total
1
Takeda Pharmaceutical Co., Ltd.
Medicine,Health care,Clinical trial,
...[+2]
Patent: 65
2
Takeda Chemical Industries Ltd.
Pharmaceutical drug,Botanical drug,Herb
Patent: 65
3
Ono Pharmaceutical Co., Ltd.
Diagnostic Reagent,Medicine,Health care,
...[+2]
Patent: 48
4
Ajinomoto Co., Inc.
Seasoning,Amino acid,Food processing,
...[+2]
Patent: 41
5
Mitsubishi Tanabe Pharma Corp.
Medicine,Health care,Toxoid,
...[+2]
Patent: 25
6
Astellas Pharma, Inc.
Health care,Clinical trial,Diabetic complication,
...[+2]
Patent: 21
7
Nippon Zoki Pharmaceutical Co. Ltd.
Medicine,Clinical trial,Analgesic,
...[+2]
Patent: 20
8
Toray Industries, Inc.
Fiber,Textile,Textile (markup language),
...[+2]
Patent: 15
9
M's Science Corp.
Cutamesine,Neuroregeneration,Medicine,
...[+2]
Patent: 15
10
Yamasa Corp.
Seasoning,Photovoltaics,Food processing
Patent: 14
11
Asuka Electric Co Ltd.
Liquid crystal,Medical equipment,Electronics,
...[+2]
Patent: 13
12
Asahi Kasei Corp.
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
Patent: 10
13
Asahi Kasei Pharma Corp.
Diagnostic Reagent,Transdermal patch,Medicine,
...[+2]
Patent: 10
14
Advanced Industrial Science & Technology
Graphene,Association (object-oriented programming)
Patent: 9
15
Chugai Pharmaceutical Co., Ltd.
Drug,Clinical trial,Health care,
...[+2]
Patent: 8
16
Sumitomo Pharma Co., Ltd.
Medicine,Health care,Clinical trial,
...[+2]
Patent: 7
17
EA Pharma Co., Ltd.
Gastrointestinal agent,Ulcerative colitis,Secondary hyperparathyroidism,
...[+2]
Patent: 7
18
Sumitomo Pharmaceuticals Co., Ltd.
Botanical drug,Herb
Patent: 7
19
Teijin Pharma Ltd.
Medical equipment,Respiratory disease,Oxygen concentrator,
...[+2]
Patent: 7
20
Nippon Kayaku Co., Ltd.
Biosimilar,Chemical engineering,Industrial engineering,
...[+2]
Patent: 6
21
Daiichi Sankyo Co., Ltd.
Clinical trial,Cardiovascular agent,Drug,
...[+2]
Patent: 5
22
Kobayashi Pharmaceutical Co., Ltd.
Dental floss,Toothpaste,Sales management,
...[+2]
Patent: 5
23
Nippon Chemiphar Co., Ltd.
Diagnostic agent,Health care,Drug,
...[+2]
Patent: 5
24
Eisai Co., Ltd.
Health care,Over-the-counter,Clinical trial,
...[+2]
Patent: 4
25
Nippon Shinyaku Co., Ltd.
Medicine,Health care,Functional food,
...[+2]
Patent: 4
26
Meiji Co., Ltd.
Food industry,Snack foods,Hard candy,
...[+2]
Patent: 4
27
Snow Brand Milk Products Co., Ltd.
Milk products,Food industry,Raw milk
Patent: 3
28
Senju Pharmaceutical Co., Ltd.
Drug,Glaucoma,Allergy,
...[+2]
Patent: 3
29
KYORIN Holdings, Inc.
Drug,Health care,Clinical trial,
...[+2]
Patent: 2
30
KYORIN Pharmaceutical Co., Ltd.
Drug,Medicine,Cephalosporin,
...[+2]
Patent: 2
31
Fujisawa Pharmaceutical Co., Ltd.
Drug,Medical equipment,Botanical drug,
...[+2]
Patent: 2
32
SUDx-Biotec Corp.
Virus,Biology,Diagnostic system
Patent: 2
33
SUDx-Biotec Corp.
Patent: 2
34
LocomoGene, Inc.
Genome
Patent: 2
35
Terumo Corp.
Health care,Blood management,Syringe,
...[+2]
Patent: 1
36
Japan Tobacco, Inc.
Nicotiana tabacum,Cigarillo,Food sector,
...[+2]
Patent: 1
37
Mitsui Chemicals, Inc.
Petrochemical,Chemical engineering,Polypropylene,
...[+2]
Patent: 1
38
Kissei Pharmaceutical Co., Ltd.
Food industry,Agriculture,Endocrinology,
...[+2]
Patent: 1
39
Doshisha Co., Ltd.
Electronics,Product planning,National brand,
...[+2]
Patent: 1
40
Mochida Pharmaceutical Co., Ltd.
Biosimilar,Medicine,Health care,
...[+2]
Patent: 1
41
Green Cross Co., Ltd.
Oil well,DNA vaccination,Oncology drugs,
...[+2]
Patent: 1
42
Taisho Pharmaceutical Co., Ltd.
Medicine,Self-medication,Drug,
...[+2]
Patent: 1
43
Otsuka Pharmaceutical Co., Ltd.
Nutraceutical,Health care,Cosmetics,
...[+2]
Patent: 1
44
Nippon Mektron Ltd.
Electronic component,Computer hardware,Printed electronics,
...[+2]
Patent: 1
45
Taiho Pharmaceutical Co., Ltd.
Oncology,Medicine,Health care,
...[+2]
Patent: 1
46
Toyama Chemical Co., Ltd.
Pharmacy,Drug,Certolizumab pegol,
...[+2]
Patent: 1
47
TMS Co., Ltd.
Drug,Neurology,Human nutrition,
...[+2]
Patent: 1
48
FUJIFILM Toyama Chemical Co., Ltd.
Pharmacy,Coronavirus disease 2019 (COVID-19),Allopregnanolone,
...[+2]
Patent: 1
49
Tokyo Metropolitan Sewerage Service Corp.
Patent: 1
50
Tobishi Pharmaceutical Co. Ltd.
Patent: 1
Page generation time: Jun 22 2025