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Tomoyuki Igawa
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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Modified Fc region of antibody
Patent number
12,269,876
Issue date
Apr 8, 2025
CHUGAI SEIYAKU KABUSHIKI KAISHA
Taichi Kuramochi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Library of antigen-binding molecules including modified antibody va...
Patent number
12,234,573
Issue date
Feb 25, 2025
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C40 - COMBINATORIAL CHEMISTRY
Information
Patent Grant
Ligand-binding molecule having adjustable ligand-binding activity
Patent number
12,195,528
Issue date
Jan 14, 2025
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Anti-myostatin antibodies, polypeptides containing variant fc regio...
Patent number
12,169,205
Issue date
Dec 17, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Yoshinao Ruike
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Bispecific antibodies which bind blood coagulation factor VIII and...
Patent number
12,168,697
Issue date
Dec 17, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of modifying isoelectric point of antibody via amino acid su...
Patent number
12,122,840
Issue date
Oct 22, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of modifying isoelectric point of antibody via amino acid su...
Patent number
12,116,414
Issue date
Oct 15, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
G01 - MEASURING TESTING
Information
Patent Grant
Ligand-binding molecule having adjustable ligand binding activity
Patent number
12,060,654
Issue date
Aug 13, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Compositions comprising antigen-binding molecules
Patent number
12,054,544
Issue date
Aug 6, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polypeptide including antigen-binding domain and carrying section
Patent number
12,030,955
Issue date
Jul 9, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antigen-binding molecule comprising altered antibody variable regio...
Patent number
11,952,422
Issue date
Apr 9, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Shun Shimizu
C40 - COMBINATORIAL CHEMISTRY
Information
Patent Grant
Antigen-binding domain, and polypeptide including conveying section
Patent number
11,932,697
Issue date
Mar 19, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antigen-binding molecules, the antigen-binding activity of which va...
Patent number
11,912,989
Issue date
Feb 27, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C40 - COMBINATORIAL CHEMISTRY
Information
Patent Grant
Antigen-binding molecule capable of binding to plurality of antigen...
Patent number
11,891,434
Issue date
Feb 6, 2024
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
G01 - MEASURING TESTING
Information
Patent Grant
Antigen-binding molecule having regulated conjugation between heavy...
Patent number
11,851,476
Issue date
Dec 26, 2023
CHUGAI SEIYAKU KABUSHIKI KAISHA
Taichi Kuramochi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods for producing antibodies promoting disappearance of antigen...
Patent number
11,827,699
Issue date
Nov 28, 2023
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Drug containing carrier into cell for forming immune complex
Patent number
11,820,793
Issue date
Nov 21, 2023
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antigen-binding molecule containing modified antibody variable region
Patent number
11,739,149
Issue date
Aug 29, 2023
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for altering plasma retention and immunogenicity of antigen-...
Patent number
11,718,678
Issue date
Aug 8, 2023
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Target tissue-specific antigen-binding molecule
Patent number
11,673,947
Issue date
Jun 13, 2023
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for enhancing humoral immune response
Patent number
11,649,293
Issue date
May 16, 2023
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Solution preparation containing stabilized antibody
Patent number
11,612,562
Issue date
Mar 28, 2023
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
T cell-redirected antigen-binding molecule for cells having immunos...
Patent number
11,505,605
Issue date
Nov 22, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Immunoactivating antigen-binding molecule
Patent number
11,485,790
Issue date
Nov 1, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Anti-myostatin antibodies, polypeptides containing variant Fc regio...
Patent number
11,454,633
Issue date
Sep 27, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Yoshinao Ruike
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Multiple antigen binding molecular fusion, pharmaceutical compositi...
Patent number
11,400,157
Issue date
Aug 2, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antigen-binding molecule capable of binding to two or more antigen...
Patent number
11,371,039
Issue date
Jun 28, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Antigen-binding molecule capable of binding two or more antigen mol...
Patent number
11,359,194
Issue date
Jun 14, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
G01 - MEASURING TESTING
Information
Patent Grant
Modified antibody constant region
Patent number
11,332,533
Issue date
May 17, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fc region variant
Patent number
11,267,868
Issue date
Mar 8, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Futa Mimoto
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Library of Antigen-Binding Molecules Including Modified Antibody Va...
Publication number
20250154689
Publication date
May 15, 2025
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
MULTI-SPECIFIC ANTIGEN-BINDING MOLECULE HAVING ALTERNATIVE FUNCTION...
Publication number
20250154285
Publication date
May 15, 2025
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTIBODY MOLECULES
Publication number
20250101118
Publication date
Mar 27, 2025
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ANTI-MYOSTATIN ANTIBODIES, POLYPEPTIDES CONTAINING VARIANT FC REGIO...
Publication number
20250076311
Publication date
Mar 6, 2025
Chugai SeiYaku Kabushiki Kaisha
Yoshinao RUIKE
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
LIGAND-BINDING MOLECULE HAVING ADJUSTABLE LIGAND BINDING ACTIVITY
Publication number
20250034756
Publication date
Jan 30, 2025
Tomoyuki IGAWA
C40 - COMBINATORIAL CHEMISTRY
Information
Patent Application
POLYPEPTIDE INCLUDING ANTIGEN-BINDING DOMAIN AND CARRYING SECTION
Publication number
20250026852
Publication date
Jan 23, 2025
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki IGAWA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF MODIFYING ISOELECTRIC POINT OF ANTIBODY VIA AMINO ACID SU...
Publication number
20250011443
Publication date
Jan 9, 2025
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
G01 - MEASURING TESTING
Information
Patent Application
COMPOSITIONS COMPRISING ANTIGEN-BINDING MOLECULES
Publication number
20240417464
Publication date
Dec 19, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki IGAWA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
POLYPEPTIDE MODIFICATION METHOD FOR PURIFYING POLYPEPTIDE MULTIMERS
Publication number
20240391952
Publication date
Nov 28, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MULTI-SPECIFIC ANTIGEN-BINDING MOLECULE HAVING ALTERNATIVE FUNCTION...
Publication number
20240376228
Publication date
Nov 14, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROTEASE-MEDIATED TARGET SPECIFIC CYTOKINE DELIVERY USING FUSION PO...
Publication number
20240343771
Publication date
Oct 17, 2024
Chugai SeiYaku Kabushiki Kaisha
Vishnu Priyanka Reddy CHICHILI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ANTIBODY MOLECULES
Publication number
20240301075
Publication date
Sep 12, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ANTI-NR10 ANTIBODY AND USE THEREOF
Publication number
20240294653
Publication date
Sep 5, 2024
Chugai SeiYaku Kabushiki Kaisha
Taichi Kuramochi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CYTOTOXICITY-INDUCING THERAPEUTIC AGENT
Publication number
20240294672
Publication date
Sep 5, 2024
Chugai SeiYaku Kabushiki Kaisha
Junichi Nezu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTIGEN-BINDING MOLECULE PROMOTING DISAPPEARANCE OF ANTIGENS HAVING...
Publication number
20240279325
Publication date
Aug 22, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTIGEN-BINDING MOLECULE COMPRISING ALTERED ANTIBODY VARIABLE REGIO...
Publication number
20240270846
Publication date
Aug 15, 2024
Chugai SeiYaku Kabushiki Kaisha
Shun Shimizu
C40 - COMBINATORIAL CHEMISTRY
Information
Patent Application
PROTEASE-ACTIVATED CYTOKINE
Publication number
20240270806
Publication date
Aug 15, 2024
Chugai SeiYaku Kabushiki Kaisha
Vishnu Priyanka Reddy CHICHILI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CYTOTOXICITY-INDUCING THERAPEUTIC AGENT
Publication number
20240262933
Publication date
Aug 8, 2024
Chugai SeiYaku Kabushiki Kaisha
Junichi Nezu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHOD OF MODIFYING ISOELECTRIC POINT OF ANTIBODY VIA AMINO ACID SU...
Publication number
20240239906
Publication date
Jul 18, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF MODIFYING ISOELECTRIC POINT OF ANTIBODY VIA AMINO ACID SU...
Publication number
20240190976
Publication date
Jun 13, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTIGEN-BINDING MOLECULES, THE ANTIGEN-BINDING ACTIVITY OF WHICH VA...
Publication number
20240158785
Publication date
May 16, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki IGAWA
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
ANTIGEN-BINDING MOLECULE CAPABLE OF BINDING TO PLURALITY OF ANTIGEN...
Publication number
20240158482
Publication date
May 16, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
G01 - MEASURING TESTING
Information
Patent Application
ANTIGEN-BINDING DOMAIN, AND POLYPEPTIDE INCLUDING CONVEYING SECTION
Publication number
20240150476
Publication date
May 9, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki IGAWA
C40 - COMBINATORIAL CHEMISTRY
Information
Patent Application
THERAPEUTIC ANTIGEN-BINDING MOLECULE WITH A FcRn-BINDING DOMAIN THA...
Publication number
20240117059
Publication date
Apr 11, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
POLYPEPTIDE MODIFICATION METHOD FOR PURIFYING POLYPEPTIDE MULTIMERS
Publication number
20240083939
Publication date
Mar 14, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MULTI-SPECIFIC ANTIGEN-BINDING MOLECULE HAVING ALTERNATIVE FUNCTION...
Publication number
20240059795
Publication date
Feb 22, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTI-CTLA-4 ANTIBODY AND USE THEREOF
Publication number
20240059774
Publication date
Feb 22, 2024
Chugai SeiYaku Kabushiki Kaisha
Hitoshi KATADA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ANTIGEN-BINDING MOLECULE CONTAINING MODIFIED ANTIBODY VARIABLE REGION
Publication number
20240026000
Publication date
Jan 25, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COAGULATION FACTOR IX WITH IMPROVED PHARMACOKINETICS
Publication number
20240018503
Publication date
Jan 18, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki IGAWA
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
ANTIBODY MOLECULES
Publication number
20240010738
Publication date
Jan 11, 2024
Chugai SeiYaku Kabushiki Kaisha
Tomoyuki Igawa
C07 - ORGANIC CHEMISTRY