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For the Inventor, By the Inventor

Yokohama, Japan

Hiromichi Kumagai

This inventor holds 5 USPTO granted patents. Top assignee: Asahi Glass Company, Limited. Active years: 1996-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromichi Kumagai. Retrieved from https://idiyas.com/inventor/hiromichi-kumagai

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 15(Granted Patents)


Location History:

  • Yokohama, JP (1996 - 2000)
  • Tokyo, JP (2010)

Company Filing History:

goldMedal5 out of 2,560 
 
Asahi Glass Company, Limited
 patents

Years Active: 1996-2010

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5 patents (USPTO):Explore Patents
1. 7723098 - Method of constructing host and method of producing heterologous protein (2010-05-25),
2. 6130070 - Induction promoter gene and secretory signal gene usable in (2000-10-10),
3. 5919654 - Secretion signal gene and expression vector containing it (1999-07-06),
4. 5817478 - Multicloning vector, expression vector and production of foreign (1998-10-06),
5. 5548062 - Tumor cell invasion-inhibiting peptides, peptide complexes and cancer (1996-08-20),

Title: Hiromichi Kumagai: Innovator in Eukaryotic Host Microorganism Production

Introduction

Hiromichi Kumagai is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of biotechnology, particularly in the production of heterologous proteins using eukaryotic host microorganisms. With a total of 5 patents to his name, Kumagai's work has the potential to enhance the efficiency of protein production in various applications.

Latest Patents

One of Kumagai's latest patents focuses on a method of constructing a eukaryotic host microorganism for the production of a heterologous protein encoded by a transgenically introduced gene. This innovative method improves the production efficiency of the heterologous protein by deleting or inactivating parts of the genome that are unnecessary or detrimental to the production process. Specifically, the genes associated with energy metabolism and proteases, such as pyruvate decarboxylase, serine protease, aminopeptidase, and carboxypeptidase, are targeted for deletion or inactivation. This advancement in biotechnology holds promise for more effective protein production.

Career Highlights

Kumagai is currently employed at Asahi Glass Company, Limited, where he continues to develop innovative solutions in his field. His expertise in genetic engineering and protein production has positioned him as a valuable asset to the company and the broader scientific community.

Collaborations

Throughout his career, Kumagai has collaborated with esteemed colleagues, including Yuko Hama and Hideki Tohda. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in research.

Conclusion

Hiromichi Kumagai's contributions to the field of biotechnology, particularly in the area of eukaryotic host microorganism production, demonstrate his commitment to innovation. His patents and ongoing work at Asahi Glass Company, Limited, highlight the importance of his research in enhancing protein production efficiency.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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