Ibaraki, Japan

Masahiro Fujiwara

This inventor holds 17 USPTO granted patents and 5 EPO patents. Top assignees: Sharp Kabushiki Kaisha Corporation, Koki Holdings Co., Ltd., Sumitomo Chemical Company, Limited. Active years: 1976-2023.

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

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


% Patents Active = 70.6

 

Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 64(Granted Patents)


Location History:

  • Takatsuki, JA (1976)
  • Nara, JP (1998 - 1999)
  • Osaka, JP (1989 - 2014)
  • Ibaraki, JP (1987 - 2023)

Company Filing History:


Years Active: 1976-2023

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17 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masahiro Fujiwara

Introduction

Masahiro Fujiwara is a prominent inventor based in Ibaraki, Japan, known for his significant contributions to the field of power tools. With a total of 17 patents to his name, Fujiwara has made remarkable advancements that enhance the functionality and efficiency of power tools.

Latest Patents

Among his latest innovations is a power tool featuring a fan guide designed to optimize the flow of cooling air generated by a fan. This design includes branching passages that allow a portion of the cooling air to diverge from the exhaust port, ensuring effective circulation within the housing. Another notable patent involves a power tool with a housing that accommodates a motor and a cooling fan, where air suction ports draw outside air into the housing. The cooling air is directed through a passage in the handle to cool the heat-generation mechanism, demonstrating Fujiwara's commitment to improving user experience and tool performance.

Career Highlights

Fujiwara has worked with notable companies such as Sharp Corporation and Koki Holdings Co., Ltd. His experience in these organizations has allowed him to develop innovative solutions that address common challenges faced by users of power tools.

Collaborations

Throughout his career, Fujiwara has collaborated with talented individuals, including Tomohiro Ejiri and Akira Matsushita. These partnerships have fostered a creative environment that has led to the development of cutting-edge technologies in the power tool industry.

Conclusion

Masahiro Fujiwara's contributions to the field of power tools through his innovative patents and collaborations highlight his role as a key figure in advancing technology. His work continues to influence the industry and improve the functionality of tools used by professionals and enthusiasts alike.

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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