Ichihara, Japan

Naotake Okada

This inventor holds 2 USPTO granted patents. Top assignee: Nissan Chemical Industries Limited. Active years: 1976-1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naotake Okada. Retrieved from https://idiyas.com/inventor/naotake-okada-bqj7kuio

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 = 2.4

ph-index = 2

Forward Citations = 23(Granted Patents)


Company Filing History:


Years Active: 1976-1977

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2 patents (USPTO):Explore Patents

Title: Naotake Okada: Innovator in Flame Retardant Polymers

Introduction

Naotake Okada is a prominent inventor based in Ichihara, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of flame retardant materials. With a total of 2 patents, Okada's work is recognized for its innovative approaches to enhancing the safety and performance of polymers.

Latest Patents

Okada's latest patents include a flame retardant polysulfone composition and a process for preparing polyphosphonate. The flame retardant polysulfone composition comprises 1 to 20 wt. % of polyphosphonate, which is designed to improve the fire resistance of the material. The second patent details an improved process for preparing polyphosphonate through polycondensation of aromatic diols and dihalides, resulting in a porous solid polyphosphonate that enhances the material's properties.

Career Highlights

Naotake Okada is currently employed at Nissan Chemical Industries Limited, where he continues to innovate in the field of chemical engineering. His work has contributed to advancements in polymer technology, particularly in applications requiring enhanced flame resistance.

Collaborations

Okada has collaborated with notable colleagues, including Takeshi Iwabuchi and Noriaki Koto. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise in polymer research.

Conclusion

Naotake Okada's contributions to the field of flame retardant polymers highlight his innovative spirit and dedication to advancing material safety. His patents reflect a commitment to developing solutions that address critical challenges in polymer chemistry.

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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