Kumamoto, Japan

Masahiko Funatsu

This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Funatsu. Retrieved from https://idiyas.com/inventor/masahiko-funatsu-u7lt3h9x

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1


Company Filing History:

goldMedal1 out of 834,601 
Other
 patents

Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: The Innovations of Masahiko Funatsu: A Pioneer in Enzyme Production

Introduction: Masahiko Funatsu, an esteemed inventor from Kumamoto-ken, Japan, has made significant contributions to the field of biotechnology. With one notable patent to his name, he has introduced innovative methods for producing active human alanine aminotransferase (ALT), an essential enzyme in amino acid metabolism.

Latest Patents: Masahiko Funatsu's patent, titled "Method for producing active human alanine aminotransferase," is a groundbreaking invention that enhances the production of the ALT enzyme. His invention focuses on a mutated human ALT gene, which improves the DNA sequence encoding the N-terminal region of human ALT without causing amino acid substitution. Furthermore, it cleverly adds restriction endonuclease sites to the upstream and downstream areas of the gene. By cultivating E. coli transformants carrying a recombinant plasmid constructed through the ligation of the mutated human ALT gene into a vector, Funatsu's method allows for the efficient production of active human ALT.

Career Highlights: Throughout his career, Masahiko Funatsu has dedicated himself to the advancement of biotechnological processes. His work has set new benchmarks in enzyme production, paving the way for further research and development in the field. The innovative methods he has developed are crucial for various applications, including medical research and therapeutic developments.

Collaborations: Funatsu has collaborated with notable peers in the scientific community, including Atsuo Nakamura and Toshio Tanaka. Their combined expertise and efforts foster collaboration in pushing the boundaries of biotechnological innovations. These partnerships have further enhanced the viability of their research and its applications.

Conclusion: Masahiko Funatsu stands as a remarkable figure in the realm of biotechnology, exemplifying the spirit of innovation. His patent for the production of active human alanine aminotransferase is a testament to his ingenuity and dedication to scientific progress. As research continues to evolve, the impact of his inventions will undoubtedly resonate through the halls of biotechnology and medicine, inspiring future generations of inventors and researchers.

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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