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Top 20 Fast-growings companies in Monoclonal antibody
by Most Patent Filing In 5 Years in the Japan in 2021

The Monoclonal antibody top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filing In 5 Years Monoclonal antibody Fast-growings 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.
Monoclonal antibodies (mAb or moAb) are antibodies that are made by identical immune cells that are all clones of a unique parent cell. Monoclonal antibodies can have monovalent affinity, in that they bind to the same epitope (the part of an antigen that is recognized by the antibody). In contrast, polyclonal antibodies bind to multiple epitopes and are usually made by several different plasma cell (antibody secreting immune cell) lineages. Bispecific monoclonal antibodies can also be engineered, by increasing the therapeutic targets of one single monoclonal antibody to two epitopes.
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Company Name
Region
Tech Topics
Total
1
Sekisui Medical Co. Ltd.
Medical equipment,Amino acid,Drug,
...[+2]
Patent: 44
2
Kyowa Kirin Co., Ltd.
Health care,Drug,Medicine,
...[+2]
Patent: 31
3
Shimadzu Corp.
Molecular diagnostics,Microbiology Test,Cockpit display system,
...[+2]
Patent: 31
4
Daiichi Sankyo Co., Ltd.
Clinical trial,Cardiovascular agent,Drug,
...[+2]
Patent: 27
5
OncoTherapy Science, Inc.
Medicine,Antibody,Drug development,
...[+2]
Patent: 24
6
Shionogi & Co., Ltd.
Health care,Antihypercholesterolemic agent,Drug,
...[+2]
Patent: 20
7
Eisai R&D Management Co., Ltd.
Biotechnology,Agriculture,Fishery,
...[+2]
Patent: 19
8
Eiken Chemical Co., Ltd.
Reagent,Medical equipment,Fecal occult blood,
...[+2]
Patent: 17
9
Sysmex Corp.
Clinical chemistry,Reagent,Medical equipment,
...[+2]
Patent: 17
10
Order Made Medical Research, Inc.
Antibody,Medicine,Molecule,
...[+2]
Patent: 14
11
Riken Corp.
Social network,Tappet,Piston ring,
...[+2]
Patent: 12
12
FUJIFILM Corp.
Photography,Medical imaging,Computer hardware,
...[+2]
Patent: 12
13
Osaka University
Public university,Knowledge management,Chemistry,
...[+2]
Patent: 11
14
Chiba University
Educational institution,Cell therapy,Gene delivery,
...[+2]
Patent: 10
15
Mitsubishi Tanabe Pharma Corp.
Medicine,Health care,Toxoid,
...[+2]
Patent: 10
16
Kyoto University
Gauss,Stem cell,Chemistry,
...[+2]
Patent: 10
17
SBI Biotech Co., Ltd.
Dendritic cell,Clinical trial,Drug development,
...[+2]
Patent: 9
18
Keio University
Cancer immunotherapy,Pharmacy,Nursing,
...[+2]
Patent: 9
19
National Institute of Biomedical Innovation
Pharmaceutics,Aptamer,Drug design,
...[+2]
Patent: 8
20
Astellas Pharma, Inc.
Health care,Clinical trial,Diabetic complication,
...[+2]
Patent: 8
Page generation time: Jul 20 2025