Osaka, Japan

Masahiro Okuyama

This inventor holds 11 USPTO granted patents and 3 published patent applications and 5 EPO patents. Top assignees: Mitsubishi Tanabe Pharma Corporation, Sanofi-Aventis, Mitsubishi Pharma Corporation. Active years: 2007-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Okuyama. Retrieved from https://idiyas.com/inventor/masahiro-okuyama-v04mfnfj

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

Calculating rank
USPTO Granted Patents = 11 

% Patents Active = 36.4

 

Average Co-Inventor Count = 5.5

ph-index = 5

Forward Citations = 43(Granted Patents)


Location History:

  • Kanagawa, JP (2009)
  • Tokyo, JP (2007 - 2010)
  • Osaka, JP (2010 - 2020)

Company Filing History:


Years Active: 2007-2020

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11 patents (USPTO):Explore Patents

Title: Innovator Masahiro Okuyama: Pioneering Heterocyclic Compounds in Osaka

Introduction

Masahiro Okuyama, a renowned inventor based in Osaka, Japan, has made significant contributions to the field of pharmaceutical chemistry with a focus on heterocyclic compounds. With an impressive portfolio that includes 11 patents, Okuyama’s work continually pushes the boundaries of innovation in drug development.

Latest Patents

Among his most recent patents is a groundbreaking discovery related to bicyclic heterocyclic compounds. This novel compound demonstrates a superior inhibitory action on KAT-II, offering promising potential for pharmaceutical applications. The patent includes a detailed production method and describes the compound’s use in a pharmaceutical composition that enhances its therapeutic efficacy. Furthermore, he has developed a bicyclic or tricyclic heterocyclic compound, represented by a specific formula, in which ring A can be an optionally substituted aromatic group, showcasing his inventive capabilities.

Career Highlights

Masahiro Okuyama has had a notable career, with impactful roles at leading pharmaceutical companies. He worked at Mitsubishi Tanabe Pharma Corporation, where he significantly contributed to advancing drug formulations. His collaboration with Sanofi-Aventis further underscores his expertise in the pharmaceutical sector, bringing innovative treatments to the market.

Collaborations

Throughout his career, Okuyama has collaborated with esteemed professionals in his field. Notable coworkers include Fumiaki Uehara and Yoshihiro Usui, with whom he has worked on various innovative projects. Such collaborations have enriched his research and culminated in several successful patent applications.

Conclusion

Masahiro Okuyama stands as a pivotal figure in the realm of pharmaceutical innovation, with a focused specialization in heterocyclic compounds. His contributions through well-defined patents and collaborations with key industry players underscore the importance of innovation in advancing healthcare solutions. As he continues his work from Osaka, the impact of his inventions is poised to further benefit the pharmaceutical industry and the patients who rely on these advancements.

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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