Isehara, Japan

Toyokichi Yoshizawa

This inventor holds 1 USPTO granted patent. Top assignee: Wakamoto Pharmaceutical Co., Ltd.. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyokichi Yoshizawa. Retrieved from https://idiyas.com/inventor/toyokichi-yoshizawa

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 = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Toyokichi Yoshizawa: Innovator in Pharmaceutical Chemistry

Introduction

Toyokichi Yoshizawa is a notable inventor based in Isehara, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of compounds with therapeutic potential. His work has implications for the treatment of hypertension, showcasing his innovative approach to drug design.

Latest Patents

Yoshizawa holds a patent for "1-Oxo-1,2,3,4-tetrahydro-3-isoquinoline carboxylic acid derivatives." This patent describes new isocarbostyryl derivatives that exhibit excellent angiotensin-converting enzyme inhibitory activity. These derivatives are expected to serve as hypotensive agents and are prepared through the solvolysis of specific compounds. His innovative work in this area highlights the potential for new treatments in managing blood pressure.

Career Highlights

Throughout his career, Yoshizawa has been associated with Wakamoto Pharmaceutical Co., Ltd., where he has contributed to various research initiatives. His expertise in pharmaceutical chemistry has positioned him as a key figure in the development of new therapeutic agents. His dedication to innovation is evident in his patent work and ongoing research.

Collaborations

Yoshizawa has collaborated with notable colleagues, including Koohei Nozawa and Toshio Kuroda. These collaborations have fostered a productive research environment, leading to advancements in pharmaceutical development.

Conclusion

Toyokichi Yoshizawa's contributions to pharmaceutical chemistry, particularly through his patented innovations, demonstrate his commitment to advancing medical science. His work continues to influence the development of new therapeutic agents, showcasing the importance of innovation in healthcare.

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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