Sakai, Japan

Kiyoshi Matsui

This inventor holds 10 USPTO granted patents and 3 EPO patents. Top assignee: Kubota Corporation. Active years: 1993-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Matsui. Retrieved from https://idiyas.com/inventor/kiyoshi-matsui-t02r46hq

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

Calculating rank

% Patents Active = 90.0

 

Average Co-Inventor Count = 4.3

ph-index = 3

Forward Citations = 36(Granted Patents)


Location History:

  • all os Osaka, JP (1993)
  • Sakai, JP (2016 - 2022)

Company Filing History:


Years Active: 1993-2026

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10 patents (USPTO):Explore Patents

Title: Kiyoshi Matsui: Innovator in Swivel Working Machines

Introduction

Kiyoshi Matsui is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of engineering, particularly in the development of swivel working machines. With a total of 10 patents to his name, Matsui has demonstrated a commitment to innovation and practical design.

Latest Patents

Matsui's latest patents include two distinct designs for swivel working machines. The first patent describes a swivel working machine that features a swivel base, a prime mover, a working device, and a support mechanism for a fuel cylinder. This design allows for efficient operation by enabling the fuel cylinder to rotate around a pivot shaft, enhancing the machine's functionality. The second patent also focuses on a swivel working machine, which incorporates a battery, an electric motor, and a hydraulic pump. This design is notable for its separation of the support portion from the support body, allowing for greater flexibility in mounting and operation.

Career Highlights

Kiyoshi Matsui is currently associated with Kubota Corporation, a leading company in the agricultural and construction machinery sector. His work at Kubota has allowed him to apply his innovative ideas in practical settings, contributing to the advancement of technology in the industry.

Collaborations

Matsui has collaborated with several talented individuals throughout his career, including Teruo Kunizawa and Junki Ito. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Kiyoshi Matsui's contributions to swivel working machines exemplify his innovative spirit and dedication to engineering excellence. His patents reflect a deep understanding of mechanical design and functionality, making him a significant figure in his field.

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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