Tokushima, Japan

Katsuyoshi Nagao

This inventor holds 2 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignee: Otsuka Pharmaceutical Factory, Inc.. Active years: 2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuyoshi Nagao. Retrieved from https://idiyas.com/inventor/katsuyoshi-nagao

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




Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 1,141(Granted Patents)


Company Filing History:


Years Active: 2013

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2 patents (USPTO):Explore Patents

Title: Innovations by Katsuyoshi Nagao

Introduction

Katsuyoshi Nagao is a notable inventor based in Tokushima, Japan. He has made significant contributions to the field of medical packaging through his innovative designs and solutions. With a total of 2 patents, Nagao has focused on creating products that enhance the safety and efficacy of drug delivery systems.

Latest Patents

Nagao's latest patents include the "Drug solution filling plastic ampoule and process for producing the same." This invention features a drug solution filling plastic ampoule that possesses gas, steam, and light ray barrier properties, along with capabilities to prevent drug permeation and absorption/adsorption. The ampoule is designed with a container body, a fusion-bonded portion sealing the mouth, and a wrench-off holder tab. It is formed from a parison with multiple layers, ensuring the functional layer has essential properties for drug safety.

Another significant patent is the "Multiple-chamber medical container and bag for enclosing same." This invention comprises a container body with two chambers for containing medicaments, separated by a partitioning weak seal portion. It includes a medicinal outlet for discharging the medicaments and an openable small container within the first chamber. This design allows for effective communication between chambers when needed.

Career Highlights

Katsuyoshi Nagao is currently employed at Otsuka Pharmaceutical Factory, Inc., where he continues to innovate in the field of medical packaging. His work focuses on developing solutions that improve the delivery and storage of medications, ensuring patient safety and product integrity.

Collaborations

Nagao has collaborated with notable colleagues such as Keiichi Kawakami and Hideshi Okamoto. Their combined expertise has contributed to the advancement of medical packaging technologies.

Conclusion

Katsuyoshi Nagao's contributions to the field of medical packaging through his innovative patents demonstrate his commitment to improving drug delivery systems. His work at Otsuka Pharmaceutical Factory, Inc. continues to influence the industry positively.

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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