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For the Inventor, By the Inventor

Tokushima, Japan

Hiroyuki Takase

This inventor holds 4 USPTO granted patents. Top assignee: Otsuka Chemical Co., Ltd.. Active years: 2003-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Takase. Retrieved from https://idiyas.com/inventor/hiroyuki-takase

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

USPTO Granted Patents = 4

% Patents Active = 50.0

Average Co-Inventor Count = 6.0

ph-index = 4

Forward Citations = 50(Granted Patents)


Location History:

  • Itano-gun, JP (2003)
  • Tokushima, JP (2003 - 2005)

Company Filing History:

goldMedal4 out of 167 
 
Otsuka Chemical Co., Ltd.
 patents

Years Active: 2003-2005

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4 patents (USPTO):Explore Patents
1. 6946578 - Process for producing phenoxyphosphazene compound, flame-retardant resin composition, and flame-retardant resin molding (2005-09-20),
2. 6627122 - Powdery flame retardant (2003-09-30),
3. 6521689 - Flame-retardant aromatic polyamide resin composition and molded object (2003-02-18),
4. 6518336 - Flame-retardent resin compositions compring thermoplastic resin, thermotropic liquid crystal polymer, and hoalogen-free phosphazen compound (2003-02-11),

Title: Hiroyuki Takase: Innovator in Flame-Retardant Technologies

Introduction

Hiroyuki Takase is a prominent inventor based in Tokushima, Japan. He has made significant contributions to the field of flame-retardant materials, holding a total of 4 patents. His innovative work focuses on improving the safety and efficiency of flame-retardant compounds.

Latest Patents

Takase's latest patents include a process for producing phenoxyphosphazene compounds and a novel flame-retardant resin composition. The improved phenoxyphosphazene compound is produced by treating a phenoxyphosphazene compound with specific adsorbents and reagents, effectively reducing the acid value to lower than 0.025 mgKOH/g. Additionally, he has developed a powdery flame retardant that combines a liquid or viscous flame retardant with an inorganic fibrous substance. This innovative approach allows for easy handling and maintains the performance of the flame retardant.

Career Highlights

Hiroyuki Takase is associated with Otsuka Chemical Co., Ltd., where he continues to advance research in flame-retardant technologies. His work has garnered attention for its practical applications in various industries, enhancing safety standards.

Collaborations

Takase collaborates with notable colleagues, including Shinji Nakano and Yuji Tada. Their combined expertise contributes to the development of cutting-edge flame-retardant solutions.

Conclusion

Hiroyuki Takase's contributions to flame-retardant technologies exemplify innovation in material science. His patents reflect a commitment to enhancing safety through advanced chemical processes.

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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