Osaka, Japan

Masatoshi Kawanishi

This inventor holds 3 USPTO granted patents and 5 published patent applications and 5 EPO patents. Top assignee: Japan Vam & Poval Co., Ltd.. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatoshi Kawanishi. Retrieved from https://idiyas.com/inventor/masatoshi-kawanishi

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2020-2025

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3 patents (USPTO):Explore Patents

Title: Masatoshi Kawanishi: Innovator in Polymer Technology

Introduction

Masatoshi Kawanishi is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of polymer technology, particularly in the development of innovative binders and film coating compositions. With a total of 3 patents to his name, Kawanishi continues to push the boundaries of material science.

Latest Patents

Kawanishi's latest patents include a novel binder that comprises a polyvinyl alcohol-based polymer. This polymer has an average saponification value of 85.0 mol % to 89.0 mol % as measured according to JIS K6726. It meets specific requirements based on data obtained through liquid chromatography. Another significant patent involves a film coating composition and solid oral formulation. This composition contains a PVA with a degree of hydrolysis of 85.0 to 89.0 mol %. It is characterized by its ability to prevent tablets from sticking to each other, even when used without any additives other than PVAs.

Career Highlights

Kawanishi is currently employed at Japan Vam & Poval Co., Ltd., where he applies his expertise in polymer technology. His work has been instrumental in advancing the applications of polyvinyl alcohol in various industries.

Collaborations

Some of his notable coworkers include Shotaro Kawada and Akinobu Oharuda. Their collaborative efforts contribute to the innovative projects at Japan Vam & Poval Co., Ltd.

Conclusion

Masatoshi Kawanishi is a key figure in the field of polymer technology, with a focus on developing advanced materials that enhance product performance. His contributions through patents and collaborations continue to impact 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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