Tokyo, Japan

Toyohiko Nitta

This inventor holds 8 USPTO granted patents. Top assignees: Kureha Chemical Industry Company, Limited, Kureha Kagaku Kogyo Kabushiki Kaisha. Active years: 1988-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyohiko Nitta. Retrieved from https://idiyas.com/inventor/toyohiko-nitta

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.1

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Tokyo, JP (1988 - 1996)
  • Ibaraki, JP (1996)

Company Filing History:


Years Active: 1988-1996

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8 patents (USPTO):Explore Patents

Title: The Innovations of Toyohiko Nitta

Introduction

Toyohiko Nitta is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceuticals, holding a total of 8 patents. His work focuses on innovative compounds and methods that have the potential to impact medical treatments.

Latest Patents

Nitta's latest patents include an imidazole derivative and a pharmaceutical composition. The novel imidazole derivative is characterized by the formula (I), where X₁ can be a chlorine or fluorine atom, a hydroxy group, or a salt thereof. Additionally, he has developed a method of inhibiting aromatase, which involves administering a pharmaceutical composition containing an effective amount of a compound of the same formula (I) to a mammal in need.

Career Highlights

Throughout his career, Toyohiko Nitta has worked with notable companies such as Kureha Kagaku Kogyo Kabushiki Kaisha and Kureha Chemical Industry Company, Limited. His experience in these organizations has allowed him to refine his expertise in pharmaceutical innovations.

Collaborations

Nitta has collaborated with esteemed colleagues, including Hitoshi Takita and Sakuo Noda. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Toyohiko Nitta's contributions to the field of pharmaceuticals through his innovative patents demonstrate his commitment to advancing medical science. His work continues to inspire future developments in the industry.

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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