Himeji, Japan

Masaya Yamada

This inventor holds 2 USPTO granted patents. Top assignees: Mitsubishi Denki K.k., Mitsubishi Denki Kabushiki Kaisha. Active years: 1989-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaya Yamada. Retrieved from https://idiyas.com/inventor/masaya-yamada-gb4o3hca

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 = 3.7

ph-index = 2

Forward Citations = 35(Granted Patents)


Company Filing History:


Years Active: 1989-1992

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2 patents (USPTO):Explore Patents

Title: Masaya Yamada: Innovator in Electromagnetic Technology

Introduction

Masaya Yamada is a notable inventor based in Himeji, Japan. He has made significant contributions to the field of electromagnetic technology, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and functionality of electromagnetic clutches and torque limiters.

Latest Patents

Yamada's latest patents include a magnetic particle type electromagnetic clutch with a torque detector. This invention features two clutch discs that can be electromagnetically connected and disconnected. Charged magnetic particles are situated between the discs, and when an excitation current is applied, the discs and particles become magnetized, allowing for torque transmission from the drive shaft to the driven shaft. Additionally, he has developed a permanent magnet coupling torque limiter. This device allows for variable torque transmission, utilizing a disk of magnetic material and annular members filled with magnetic powder to achieve precise torque control.

Career Highlights

Throughout his career, Masaya Yamada has worked with prominent companies such as Mitsubishi Electric Corporation and Mitsubishi Electric K.K. His experience in these organizations has contributed to his expertise in electromagnetic technologies and innovations.

Collaborations

Yamada has collaborated with notable colleagues, including Ryosuke Okita and Hideaki Takei. Their teamwork has likely fostered advancements in their respective fields and contributed to the success of their projects.

Conclusion

Masaya Yamada's contributions to electromagnetic technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry and inspire future innovations.

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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