Fussa, Japan

Hiroshi Katoh

This inventor holds 1 USPTO granted patent. Top assignee: Komatsu Zenoah Co.. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Katoh. Retrieved from https://idiyas.com/inventor/hiroshi-katoh-kqzdmo5p

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 = 20(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Hiroshi Katoh: Innovator in Transmission Technology

Introduction

Hiroshi Katoh is a notable inventor based in Fussa, Japan. He has made significant contributions to the field of transmission devices, particularly in applications for working tools such as weed cutters. His innovative approach has led to the development of a unique transmission device that enhances the efficiency and functionality of these tools.

Latest Patents

Hiroshi Katoh holds 1 patent for his invention of a transmission device. This device is specifically designed for use in working tools that include an engine, a rotary blade, and a gear case. The transmission device features an operation pipe that connects the engine to the gear case, along with a transmission shaft that transmits torque from the engine to the rotary blade. A bearing pipe is interposed between the operation pipe and the transmission shaft, allowing for smooth rotational support. The design includes grooves on the inner surface of the bearing pipe to minimize contact area with the transmission shaft, thereby reducing friction. Additionally, a vibration isolator is integrated into the device to enhance performance.

Career Highlights

Hiroshi Katoh has dedicated his career to advancing technology in the field of mechanical engineering. His work at Komatsu Zenoah Co. has been instrumental in developing innovative solutions for various working tools. His expertise in transmission technology has positioned him as a key figure in the industry.

Collaborations

Hiroshi has collaborated with notable colleagues such as Toshio Akashi and Toshiharu Sawada. Their combined efforts have contributed to the success of various projects within their organization.

Conclusion

Hiroshi Katoh's contributions to transmission technology exemplify his commitment to innovation and excellence. His patent for a transmission device showcases his ability to solve complex engineering challenges. Through his work, he continues to influence the development of efficient working tools 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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