Kamisu, Japan

Masahiro Muranaka

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent. Top assignee: Kuraray Co., Ltd.. Active years: 1998-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Muranaka. Retrieved from https://idiyas.com/inventor/masahiro-muranaka-oy72970d

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 = 4.6

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1998-2006

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3 patents (USPTO):Explore Patents

Title: Masahiro Muranaka: Innovator in Phosphonium Salts

Introduction

Masahiro Muranaka is a notable inventor based in Kamisu-machi, Japan. He has made significant contributions to the field of chemistry, particularly in the development of phosphonium salts and phosphines. His work has led to the filing of several patents that showcase his innovative approach to chemical processes.

Latest Patents

Muranaka holds 3 patents, with his latest inventions focusing on phosphonium salts and their production processes. One of his notable patents describes phosphonium salts represented by a specific general formula, detailing the various substituents that can be attached to the phenyl and phenylene groups. Additionally, he has developed processes for producing these phosphonium salts and their corresponding phosphines, which have various applications in the chemical industry.

Career Highlights

Muranaka is currently employed at Kuraray Co., Ltd., where he continues to advance his research and development efforts. His work has not only contributed to the company's portfolio but has also positioned him as a key figure in the field of chemical innovation.

Collaborations

Throughout his career, Muranaka has collaborated with esteemed colleagues such as Kazuyuki Yada and Kenji Shimoyamada. These partnerships have fostered a collaborative environment that enhances the research and development of new chemical processes.

Conclusion

Masahiro Muranaka's contributions to the field of chemistry, particularly through his patents on phosphonium salts, highlight his innovative spirit and dedication to advancing chemical science. His work at Kuraray Co., Ltd. and collaborations with fellow researchers further emphasize his impact in the industry.

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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