Nagoya, Japan

Yuichiro Haishi

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1977-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuichiro Haishi. Retrieved from https://idiyas.com/inventor/yuichiro-haishi

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Nagoya, JA (1977)
  • Aichi, JP (1988)

Company Filing History:


Years Active: 1977-1988

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2 patents (USPTO):Explore Patents

Title: Yuichiro Haishi: Innovator in Electrolytic and Discharge Machining Technologies

Introduction

Yuichiro Haishi is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of machining technologies, particularly in electrolytic and discharge machining systems. With a total of 2 patents, his work has advanced the capabilities of machining processes.

Latest Patents

Haishi's latest patents include a "Discharge machining apparatus with wire electrode reversal" and an "Electrolytic machining system." The discharge machining apparatus allows for the simultaneous machining of multiple workpieces using a continuous wire electrode that is reversed to maintain parallelism and control relative movement. This innovation enables the discharge machining of identical configurations in both workpieces. The electrolytic machining system focuses on machining workpieces made of sintered tungsten carbide alloy, utilizing a specific aqueous electrolyte solution. This system effectively forms and dissolves oxides on the workpiece surface, enhancing the machining process.

Career Highlights

Yuichiro Haishi is associated with Mitsubishi Denki Kabushiki Kaisha, a leading company in the field of electrical and electronic equipment. His work at Mitsubishi has allowed him to develop and refine his innovative machining technologies, contributing to the company's reputation for excellence in engineering.

Collaborations

Haishi has collaborated with notable coworkers, including Yozo Sakai and Sachio Maeda. Their combined expertise has fostered a collaborative environment that encourages innovation and the development of advanced machining solutions.

Conclusion

Yuichiro Haishi's contributions to machining technologies through his patents and work at Mitsubishi Denki Kabushiki Kaisha highlight his role as a key innovator in the field. His advancements in discharge and electrolytic machining continue to influence the industry and pave the way for future innovations.

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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