Tokyo, Japan

Michiyoshi Shiraishi

This inventor holds 2 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1976-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michiyoshi Shiraishi. Retrieved from https://idiyas.com/inventor/michiyoshi-shiraishi

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 53(Granted Patents)


Location History:

  • Tokyo, JA (1976)
  • Tokyo, JP (1990)

Company Filing History:


Years Active: 1976-1990

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2 patents (USPTO):Explore Patents

Title: Michiyoshi Shiraishi: Innovator in Sheet Metal Forming

Introduction

Michiyoshi Shiraishi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of sheet metal forming, particularly with materials of inferior formability. His innovative approaches have led to the development of patents that enhance manufacturing processes.

Latest Patents

Shiraishi holds 2 patents, with his latest inventions focusing on improving the shaping of sheet metals. One of his notable patents is for a light airplane, which involves a method of shaping sheet metal of inferior formability. This method addresses the challenges posed by materials like titanium alloys. By covering the end faces of a blank with a more formable metal cover plate, he enables the blank to undergo a series of heating and pressing operations. This process not only protects the blank from contamination but also reduces the need for excessive thickness, enhancing the overall efficiency of the shaping operation. Additionally, a lubricant layer is suggested to further improve formability.

Career Highlights

Shiraishi is currently employed at Nissan Motor Company Limited, where he applies his expertise in metal forming technologies. His work at Nissan has allowed him to contribute to advancements in automotive manufacturing processes.

Collaborations

Throughout his career, Shiraishi has collaborated with talented individuals such as Isao Sano and Megumi Nakanose. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Michiyoshi Shiraishi's contributions to the field of sheet metal forming demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of material properties and manufacturing techniques, making him a valuable asset in the 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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