Yokohama, Japan

Masanobu Kawamoto

This inventor holds 8 USPTO granted patents. Top assignees: Nifco Inc., Toto Ltd.. Active years: 1991-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanobu Kawamoto. Retrieved from https://idiyas.com/inventor/masanobu-kawamoto

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 50.0

Average Co-Inventor Count = 2.2

ph-index = 6

Forward Citations = 139(Granted Patents)


Location History:

  • Kanagawa, JP (2005)
  • Yokohama, JP (1991 - 2007)

Company Filing History:


Years Active: 1991-2007

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8 patents (USPTO):Explore Patents

Title: Masanobu Kawamoto: Innovator in Mechanical Engineering

Introduction

Masanobu Kawamoto is a distinguished inventor based in Yokohama, Japan. He has made significant contributions to the field of mechanical engineering, holding a total of 8 patents. His innovative designs focus on enhancing the functionality and efficiency of mechanical devices.

Latest Patents

Kawamoto's latest patents include a rotary damper and a clutch device for transmitting drive power. The rotary damper features a housing filled with viscous fluid, a rotor with a shaft part, and a seal member to prevent fluid leakage. It also incorporates sloping parts that optimize the movement of the rotor within the housing. The clutch device is designed to transmit drive power effectively, even under low input side rotational forces. It consists of various components, including a main shaft, rotating bodies, and a braking device, ensuring reliable performance in mechanical systems.

Career Highlights

Throughout his career, Kawamoto has worked with notable companies such as Nifco Inc. and Toto Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Kawamoto has collaborated with talented individuals in the industry, including Masayuki Nishiyama and Shigemitsu Tomita. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Masanobu Kawamoto is a prominent figure in the realm of mechanical engineering, with a strong portfolio of patents that reflect his innovative spirit. His work continues to influence the industry and inspire future inventors.

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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