Tokyo, Japan

Kouji Kashiwase

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Kosei Co., Ltd., Nippon Chemical Industrial Co., Ltd.. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouji Kashiwase. Retrieved from https://idiyas.com/inventor/kouji-kashiwase

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1988

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2 patents (USPTO):Explore Patents

Title: Kouji Kashiwase: Innovator in Resin Additives

Introduction

Kouji Kashiwase is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of resin additives, holding a total of 2 patents. His work focuses on enhancing the properties of resins through innovative additive compositions.

Latest Patents

Kouji Kashiwase's latest patents include advancements in additives for resins and their compositions. The first patent describes an additive prepared by mixing an A-type zeolite, which has a substantially spherical form and a median particle size not larger than 5 µm, or an acid-treated product thereof, with fine amorphous silica. This additive exhibits high lubricating qualities and free-flowing properties. The resulting resin composition demonstrates excellent heat stability, antioxidizing, and antiblocking properties. The second patent mirrors the first, emphasizing the same innovative approach to resin additives.

Career Highlights

Throughout his career, Kouji has worked with prominent companies such as Nippon Chemical Industrial Co., Ltd. and Kosei Co., Ltd. His experience in these organizations has allowed him to refine his expertise in resin technology and contribute to various innovative projects.

Collaborations

Kouji has collaborated with notable coworkers, including Muneo Mita and Tetsuya Osaki. These partnerships have further enriched his work and expanded the impact of his inventions in the industry.

Conclusion

Kouji Kashiwase stands out as an influential inventor in the realm of resin additives. His innovative patents and collaborations have significantly advanced the field, showcasing his dedication to enhancing material properties.

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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