Yatsushiro, Japan

Tooru Shiroshita

This inventor holds 1 USPTO granted patent. Top assignee: Kohjin Co., Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tooru Shiroshita. Retrieved from https://idiyas.com/inventor/tooru-shiroshita

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 = 4.0

ph-index = 1


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Tooru Shiroshita: Innovator in Adenine Chemistry

Introduction

Tooru Shiroshita is a notable inventor based in Yatsushiro, Japan. He has made significant contributions to the field of chemistry, particularly in the preparation of adenine compounds. His innovative approach has led to advancements in the synthesis of N6,9-disubstituted adenines.

Latest Patents

Tooru Shiroshita holds a patent for a process titled "Process for preparing N6,9-disubstituted adenine." This process involves reacting a metal salt of N6-substituted adenine with a benzyl halide compound, preferably in the presence of a phase transfer catalyst. The method allows for the production of N6,9-disubstituted adenines in high yields and good selectivity, showcasing his expertise in chemical synthesis.

Career Highlights

Shiroshita is associated with Kohjin Co., Ltd., where he continues to apply his knowledge and skills in the field of chemistry. His work has not only contributed to the company's success but has also advanced the scientific community's understanding of adenine derivatives.

Collaborations

Some of his notable coworkers include Yoshiro Nagatsu and Hideo Isozaki. Their collaborative efforts have further enhanced the research and development initiatives within their organization.

Conclusion

Tooru Shiroshita's innovative work in the preparation of adenine compounds exemplifies the impact of dedicated research in chemistry. His contributions continue to influence the field and inspire future innovations.

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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