Tokushima, Japan

Muneyoshi Ishikawa

This inventor holds 1 USPTO granted patent. Top assignee: Otsuka Pharmaceutical Company, Limited. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Muneyoshi Ishikawa. Retrieved from https://idiyas.com/inventor/muneyoshi-ishikawa

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

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Muneyoshi Ishikawa: Innovator in Pharmaceutical Compositions

Introduction

Muneyoshi Ishikawa is a notable inventor based in Tokushima, Japan. He has made significant contributions to the field of pharmaceuticals, particularly in the development of compositions for suppositories. His work has the potential to enhance the delivery of medications, improving patient outcomes.

Latest Patents

Ishikawa holds a patent for a pharmaceutical composition designed for suppositories. This composition includes buprenorphine or its pharmaceutically acceptable acid addition salt as the active ingredient. The formulation consists of a mixed base made up of 70 to 95 wt. % of polyethylene glycol with an average molecular weight ranging from 200 to 20,000, along with 30 to 5 wt. % of propylene glycol. This innovative approach aims to optimize the effectiveness of buprenorphine in therapeutic applications.

Career Highlights

Muneyoshi Ishikawa is associated with Otsuka Pharmaceutical Company, Limited, where he has been instrumental in advancing pharmaceutical research and development. His expertise in drug formulation has contributed to the company's reputation for innovation in the healthcare sector.

Collaborations

Ishikawa has collaborated with esteemed colleagues such as Chikamasa Yamashita and Kouzo Ishida. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise, further enhancing the quality of their research.

Conclusion

Muneyoshi Ishikawa's contributions to pharmaceutical compositions exemplify the impact of innovative thinking in medicine. His work not only advances the field but also holds promise for improving patient care through effective drug delivery systems.

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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