IDiyas

For the Inventor, By the Inventor

Shizuoka, Japan

Hitoshi Katada

USPTO Granted Patents = 15 

 

 

Average Co-Inventor Count = 4.9

ph-index = 8

Forward Citations = 150(Granted Patents)


Company Filing History:

goldMedal15 out of 947 
 
Chugai Seiyaku Kabushiki Kaisha
 patents

Years Active: 2018-2025

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15 patents (USPTO):
1. 12371511 - Heterodimerized polypeptide (2025-07-29),
2. 12359001 - Method for producing polypeptide hetero-oligomer (2025-07-15),
3. 12169205 - Anti-myostatin antibodies, polypeptides containing variant fc regions, and methods of use (2024-12-17),
4. 12054544 - Compositions comprising antigen-binding molecules (2024-08-06),
5. 11718678 - Method for altering plasma retention and immunogenicity of antigen-binding molecule (2023-08-08),
6. 11454633 - Anti-myostatin antibodies, polypeptides containing variant Fc regions, and methods of use (2022-09-27),
7. 11267868 - Fc region variant (2022-03-08),
8. 11142587 - Method for producing polypeptide hetero-oligomer (2021-10-12),
9. 11124576 - Method for producing polypeptide heteromultimer (2021-09-21),
10. 10919953 - FcgammaRIIB-specific Fc region variant (2021-02-16),
11. 10766960 - Heterodimerized polypeptide (2020-09-08),
12. 10738111 - Anti-myostatin antibodies, polypeptides containing variant Fc regions, and methods of use (2020-08-11),
13. 10618965 - Method for altering plasma retention and immunogenicity of antigen-binding molecule (2020-04-14),
14. 10000560 - Anti-myostatin antibodies, polypeptides containing variant Fc regions, and methods of use (2018-06-19),
15. 9890218 - Heterodimerized polypeptide (2018-02-13),

Title: Hitoshi Katada: Innovator in Polypeptide Technology

Introduction

Hitoshi Katada is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of biotechnology, particularly in the development of polypeptide technologies. With a total of 15 patents to his name, Katada continues to push the boundaries of innovation in his field.

Latest Patents

Among his latest patents is the invention of a heterodimerized polypeptide. This innovative polypeptide features an Fc region formed from two polypeptides with different amino acid sequences. The invention has succeeded in producing a heterodimerized polypeptide that exhibits improved Fc region function compared to traditional homodimers. Another notable patent is a method for producing polypeptide hetero-oligomers. This method allows for the efficient and stable production of heteromultimers by incubating homo variants of various heavy chain constant region-containing polypeptides under specific reducing conditions.

Career Highlights

Hitoshi Katada is currently associated with Chugai Seiyaku Kabushiki Kaisha, a leading pharmaceutical company. His work at Chugai has been instrumental in advancing the understanding and application of polypeptide technologies. His innovative approaches have garnered attention in the scientific community and have contributed to the development of new therapeutic solutions.

Collaborations

Throughout his career, Katada has collaborated with notable colleagues, including Tomoyuki Igawa and Futa Mimoto. These collaborations have further enriched his research and have led to significant advancements in their shared field of expertise.

Conclusion

Hitoshi Katada stands out as a key figure in the realm of polypeptide technology. His innovative patents and contributions to biotechnology continue to shape the future of medical science. His work exemplifies the spirit of innovation that drives progress in the field.

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