Hamamatsu, Japan

Kunihiko Azuma

This inventor holds 2 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Kabushiki Kaisha F. C. C.. Active years: 1989-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunihiko Azuma. Retrieved from https://idiyas.com/inventor/kunihiko-azuma-xn1qis2d

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 = 77(Granted Patents)


Location History:

  • Shizuoka, JP (1989)
  • Hamamatsu, JP (1992)

Company Filing History:


Years Active: 1989-1992

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2 patents (USPTO):Explore Patents

Title: Kunihiko Azuma: Innovator in Clutch Technology

Introduction

Kunihiko Azuma is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of clutch technology, holding a total of 2 patents. His innovative designs have enhanced the performance and efficiency of various mechanical systems.

Latest Patents

One of Azuma's latest patents is the wet-type multiplate clutch. This clutch is designed to selectively transmit drive forces from an engine to a road wheel. It features a plurality of clutch discs, each equipped with a frictional surface, and a series of clutch plates that can be coupled to the road wheel. The design allows for the clutch discs and plates to be alternately interleaved, enabling them to be pressed against or separated from each other. Each clutch disc is fitted with a ring-shaped frictional member and includes radial oil passages and oil grooves for optimal lubrication.

Another significant invention is the centrifugal clutch. This device consists of a driving plate secured to an input shaft connected to a driving source. It features a cylindrical bottomed drum that is detachably secured to an output shaft. The design incorporates a plurality of clutch springs connected to shoes that move toward and away from the drum's inner surface. This arrangement allows for the transmission of varying torque levels between the input and output shafts, enhancing the clutch's versatility.

Career Highlights

Throughout his career, Kunihiko Azuma has worked with prominent companies in the automotive industry, including Honda Giken Kogyo Kabushiki Kaisha and F.C.C. Co., Ltd. His experience in these organizations has contributed to his expertise in clutch technology and innovation.

Collaborations

Azuma has collaborated with notable colleagues such as Katsumi Fujimoto and Hisanori Esaki. Their combined efforts have further advanced the development of clutch systems and related technologies.

Conclusion

Kunihiko Azuma's contributions to clutch technology through his innovative patents have made a lasting impact in the field. His work continues to influence the design and functionality of mechanical systems in various applications.

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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