Osaka, Japan

Katsumi Hiroshima

This inventor holds 1 USPTO granted patent. Top assignees: Nitto-Denko Corporation, Yazaki Corporation. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Hiroshima. Retrieved from https://idiyas.com/inventor/katsumi-hiroshima

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 = 56(Granted Patents)


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: Innovations by Katsumi Hiroshima

Introduction

Katsumi Hiroshima is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of waterproofing technology, particularly in the junctions of electrical wires. His innovative approach has led to the development of a unique method that enhances the durability and reliability of electrical connections.

Latest Patents

Hiroshima holds a patent for a "Method for waterproofing junction of main and branch wires and cover." This method involves enclosing the junction of branch wires with a main wire in a plastic cover that contains a putty sealant. The design includes projections on the inner side of the cover, which allows for the vertical shifting and lateral spreading of parallel wires. This innovative feature creates sufficient space between adjacent wires for the effective application of the putty sealant.

Career Highlights

Throughout his career, Katsumi Hiroshima has worked with prominent companies such as Nitto-Denko Corporation and Yazaki Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in waterproofing technologies.

Collaborations

Hiroshima has collaborated with notable colleagues, including Masaharu Tahara and Michitaka Kinoshita. Their combined expertise has fostered a creative environment that has led to innovative solutions in their respective fields.

Conclusion

Katsumi Hiroshima's contributions to waterproofing technology exemplify the impact of innovative thinking in engineering. His patent and collaborations highlight 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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