Ritto, Japan

Mutsumi Yoshikawa

This inventor holds 3 USPTO granted patents. Top assignee: Mitsubishi Heavy Industries Limited. Active years: 2011-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mutsumi Yoshikawa. Retrieved from https://idiyas.com/inventor/mutsumi-yoshikawa-8mtd86ac

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


% Patents Active = 33.3

Average Co-Inventor Count = 3.8

ph-index = 2

Forward Citations = 5(Granted Patents)


Location History:

  • Ritto, JP (2011 - 2013)
  • Shiga, JP (2013)

Company Filing History:


Years Active: 2011-2013

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3 patents (USPTO):Explore Patents

Title: Discovering the Innovations of Mutsumi Yoshikawa

Introduction

Mutsumi Yoshikawa, an esteemed inventor based in Ritto, Japan, has made significant contributions to the engineering field, particularly in machine tool technology. With a total of three patents to her name, she exemplifies the spirit of innovation and dedication to advancing manufacturing processes.

Latest Patents

Mutsumi's most recent patents showcase her expertise and commitment to enhancing machine tool functionality. One notable invention is a **spindle device of machine tool**, which incorporates a pressure sensor that detects pressing force on a rod, alongside a displacement sensor for measuring the rod's movement. This system allows for precise detection of tool clamping force and the timely replacement of disc springs, ensuring optimal performance and accuracy in machining operations.

Another remarkable innovation is the **spindle inclination detector and machine tool including the same**. This invention integrates spindle inclination detectors within the columns of a portal bridge machine tool. These detectors employ a weighted string and a gap sensor to measure alignment, coupled with an oil damper for stability. The invention also features a spindle inclination correction controller, which leverages a Peltier device to rectify thermal deformations, ensuring consistent operational accuracy.

Career Highlights

Mutsumi Yoshikawa is currently employed at Mitsubishi Heavy Industries Limited, a prominent player in the global manufacturing landscape. Her role involves developing cutting-edge technologies that push the boundaries of traditional machine tools. Mutsumi's work has been instrumental in driving forward innovations that not only enhance machine performance but also streamline production processes.

Collaborations

Throughout her career, Mutsumi has collaborated with talented colleagues, including Keiji Mizuta and Yoshiharu Ozawa. These collaborations have fostered an environment of creativity and shared knowledge, enabling the team to tackle complex engineering challenges and deliver innovative solutions.

Conclusion

Mutsumi Yoshikawa stands out as a prominent inventor in the field of machine tool technology, with her groundbreaking patents reflecting her commitment to innovation and precision. With continued collaboration and a passion for engineering, Mutsumi is set to make further impactful contributions to the manufacturing industry.

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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