Kiryu, Japan

Hirokazu Murayama

This inventor holds 1 USPTO granted patent. Top assignee: Ogura Corporation. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Murayama. Retrieved from https://idiyas.com/inventor/hirokazu-murayama-dimedniq

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 = 2.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Hirokazu Murayama: Innovator in Electromagnetic Clutch Technology

Introduction

Hirokazu Murayama is a notable inventor based in Kiryu, Japan. He has made significant contributions to the field of electromagnetic technology, particularly through his innovative designs and patents. His work has been instrumental in advancing the functionality and efficiency of electromagnetic clutches.

Latest Patents

Hirokazu Murayama holds a patent for an electromagnetic clutch. This invention includes a rotor assembly with an attraction surface, a field coil assembly featuring an electromagnetic coil, and an armature assembly. The armature assembly is designed to connect to a driven shaft and includes a stopper plate, a ring-shaped armature, and a damper. The damper is equipped with a rubber component that is held in a specially designed cover, which features bevelled edges to prevent stress contractions and cracking. This innovative design enhances the durability and performance of the electromagnetic clutch.

Career Highlights

Murayama is associated with Ogura Corporation, where he has applied his expertise in electromagnetic technology. His work has contributed to the development of advanced clutch systems that are widely used in various applications. His dedication to innovation has positioned him as a key figure in his field.

Collaborations

Hirokazu Murayama has collaborated with Yuzo Sekiguchi, who is now deceased. Their partnership has likely contributed to the advancements in the technology they worked on together.

Conclusion

Hirokazu Murayama's contributions to electromagnetic clutch technology exemplify his innovative spirit and dedication to engineering excellence. His patent reflects a significant advancement in the field, showcasing his ability to solve complex engineering challenges.

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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