Tokyo, Japan

Shuji Yamamoto

This inventor holds 25 USPTO granted patents and 3 published patent applications, plus 3 CIPO patents and 6 EPO patents, primarily in Manufacturing Processes. Top assignees: Nippon Steel Sumitomo Metal Corporation, Nippon Steel Corporation, Taisho Pharmaceutical Co., Ltd.. Active years: 1987-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuji Yamamoto. Retrieved from https://idiyas.com/inventor/shuji-yamamoto

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 = 84.0

 

 

Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 80(Granted Patents)


Location History:

  • Toshima-ku, JP (2014)
  • Tokyo, JP (1987 - 2022)
  • Kitakyushu, JP (2010 - 2022)

Company Filing History:


Years Active: 1987-2024

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Areas of Expertise:
Rotor Design
Press Forming
Surface Treatment
Mechanical Parts
Fuel Tanks
Electromagnetic Wave Film
Glycine Transporters
Game Devices
Steel Plates
Process Control
Welded Pipes
Digital Telephones
25 patents (USPTO):Explore Patents

Title: **Shuji Yamamoto: Innovator in Rotor Design and Surface Manufacturing**

Introduction

Shuji Yamamoto, based in Tokyo, Japan, is a notable inventor with an impressive portfolio of 25 patents. His contributions to the fields of rotor design for vehicle motors and innovative surface manufacturing techniques demonstrate his expertise and commitment to innovation.

Latest Patents

Among his recent patents, two stand out for their technical significance: the designs for a rotor and a method for manufacturing products with a bright surface. The rotor patent presents a magnet-embedded rotor designed for traveling motors in vehicles. This rotor features a laminated core constructed from steel sheets, bonded together with a bonding layer, ensuring minimal radial displacement—just 0.1 mm or less—when rotating at 11,000 rpm.

In addition, his method for producing a bright surface product involves an advanced electroless and electrolytic plating process. It initiates with the formation of a first metal film on a base coat layer, followed by a second metal film. The innovation continues with a process to segment the multi-layered metal film into island-like structures while enhancing bonding strength and ensuring a translucent top coat layer that interacts efficiently with the base coat.

Career Highlights

Shuji Yamamoto has made significant contributions while working at leading companies such as Nippon Steel & Sumitomo Metal Corporation and Nippon Steel Corporation. His work in these esteemed organizations highlights his dedication to advancing technology in material science and engineering.

Collaborations

Throughout his career, Yamamoto has collaborated with talented individuals, including Mitsuharu Yamagata and Yasuhiro Wada. These partnerships have played a vital role in the development of his innovations, allowing for the sharing of knowledge and expertise in the fields of engineering and design.

Conclusion

In conclusion, Shuji Yamamoto stands out as an influential inventor whose patents reflect the cutting edge of rotor technology and surface manufacturing. His innovative solutions not only contribute to advancements in vehicle technology but also set a benchmark for future developments in the industry. With a solid background in research and collaborative efforts, Yamamoto's work continues to inspire future generations of inventors.

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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