Tokyo, Japan

Yoshihito Imai

This inventor holds 25 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Electrical Discharge Machining. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Japan Science and Technology Corporation, Mitsubishi Electric Corporation. Active years: 1993-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihito Imai. Retrieved from https://idiyas.com/inventor/yoshihito-imai

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

USPTO Granted Patents = 25 

% Patents Active = 80.0


Average Co-Inventor Count = 4.0

ph-index = 8

Forward Citations = 155(Granted Patents)


Location History:

  • Hyogo, JP (1993 - 1999)
  • Amagasaki, JP (1999 - 2003)
  • Tokyo, JP (1998 - 2014)

Company Filing History:


Years Active: 1993-2014

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Areas of Expertise:
Electrical Discharge Machine
Laser Beam Machining
Semiconductor Wafer Manufacturing
Solar Battery Cell Manufacturing
Gap Detection Device
Field Emission Display
Reactive Force Compensation
Three-Dimensional Machining
Surface Treating Method
Wire-Cut EDM
Control Method
Machining Unit Application
25 patents (USPTO):Explore Patents

Title: **Yoshihito Imai: Pioneering Innovations in Electrical Discharge Machining**

Introduction

Yoshihito Imai is a renowned inventor based in Tokyo, Japan, holding an impressive portfolio of 25 patents. His work primarily focuses on advancements in electrical discharge machining technology, contributing significantly to various industrial applications.

Latest Patents

Imai's most notable inventions include an innovative electrical discharge machine designed to efficiently feed an electrode wire through a guide tube to a machining process. This machine features a vertically arranged cylindrical hollow driving shaft that accommodates the guide tube and electrode wire along its central axis. A distinctive aspect of this design is its head assembly, which comprises two holding members—one for the guide tube and another for the electrode wire. This assembly is detachably coupled to the driving shaft, facilitating easy replacement of the electrode wire.

Additionally, Imai has developed a wire electric discharge machining method tailored for poorly conductive materials, such as silicon used in solar cells. The process employs specific pulse voltages and peak currents to perform efficient machining on materials with high volume resistivity. His methods have applications in semiconductor wafer production and the manufacturing of solar battery cells, making his contributions highly relevant in today’s tech-driven landscape.

Career Highlights

Imai's career includes working with prominent companies such as Mitsubishi Electric Corporation and the Japan Science and Technology Corporation. Through these roles, he has been able to advance his research and development initiatives, pushing the boundaries of electrical discharge machining technology.

Collaborations

Throughout his career, Imai has collaborated with esteemed professionals such as Hidetaka Miyake and Takayuki Nakagawa. These partnerships have fostered an environment of innovation, contributing to the successful development and refinement of his patented technologies.

Conclusion

Yoshihito Imai's work exemplifies the spirit of innovation, with a strong focus on enhancing electrical discharge machining processes. His 25 patents reflect his dedication to advancing technology that impacts manufacturing and semiconductor industries, marking him as a significant figure in the field of engineering and invention.

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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