Chiba, Japan

Tamio Sirafuji

This inventor holds 1 USPTO granted patent. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tamio Sirafuji. Retrieved from https://idiyas.com/inventor/tamio-sirafuji

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Tamio Sirafuji: Innovator in Phenol Production

Introduction

Tamio Sirafuji is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of phenols. His innovative methods have the potential to enhance industrial processes and improve efficiency.

Latest Patents

Sirafuji holds a patent for a process for producing phenols. This method involves the production of phenol or nucleus-substituted phenols from benzoic acid or nucleus-substituted benzoic acids through gas-phase catalytic oxidation. The process is characterized by the use of an oxide catalyst of a specific formula. He has 1 patent to his name, showcasing his expertise in this area.

Career Highlights

Tamio Sirafuji is associated with Sumitomo Chemical Company, Limited, where he has been able to apply his innovative ideas in a practical setting. His work has contributed to advancements in chemical production techniques, making him a valuable asset to his company and the industry.

Collaborations

Sirafuji has worked alongside esteemed colleagues such as Yasuhiko Inoue and Shigeo Wake. Their collaborative efforts have likely fostered an environment of innovation and creativity, leading to significant advancements in their field.

Conclusion

Tamio Sirafuji's contributions to the production of phenols highlight his role as an influential inventor in the chemical industry. His innovative methods and collaborations with other professionals underscore the importance of teamwork in driving advancements in technology.

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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