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For the Inventor, By the Inventor

Kariya, Japan

Masayoshi Yamamoto

This inventor holds 8 USPTO granted patents and 1 EPO patent. Top assignee: Denso Corporation. Active years: 2015-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Yamamoto. Retrieved from https://idiyas.com/inventor/masayoshi-yamamoto-gyei1kc8

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 100.0


Average Co-Inventor Count = 4.1

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Anjo, JP (2015 - 2018)
  • Kariya, JP (2018 - 2024)

Company Filing History:

goldMedal8 out of 20,443 
 
Denso Corporation
 patents

Years Active: 2015-2025

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8 patents (USPTO):Explore Patents
1. 12294262 - Rotating electric machine (2025-05-06),
2. 12009708 - Rotary electric machine, stator thereof and manufacturing method thereof (2024-06-11),
3. 11949304 - Rotary electric machine and stator thereof (2024-04-02),
4. 11901787 - Rotary electric machine and stator thereof (2024-02-13),
5. 10116189 - Rotating electrical machine equipped with rotor with oil containers (2018-10-30),
6. 10069360 - Electric rotary machine (2018-09-04),
7. 10020697 - Double-stator electric rotating machine (2018-07-10),
8. 9209659 - Armature for rotating electric machine (2015-12-08),

Title: Masayoshi Yamamoto: Innovator in Electric Machine Technology

Introduction

Masayoshi Yamamoto is a prominent inventor based in Kariya, Japan, known for his significant contributions to the field of electric machines. With a total of eight patents to his name, he has made remarkable advancements that enhance the efficiency and functionality of rotary electric machines.

Latest Patents

Yamamoto's latest patents include innovative designs for rotating electric machines. One of his notable inventions involves an armature winding that features segmented conductors. This design includes a coil side portion housed in slots of the armature and a coil end portion that protrudes from the armature core on both sides in an axial direction. The coil side portions are arranged to form 2N+1 layers in a radial direction, connecting two coil side portions that are spaced apart in a circumferential direction. Another significant patent focuses on a rotary electric machine that includes a rotor and a stator, where the stator has a coil end with multiple lead wires. These lead wires are designed to provide a heat transfer path and demonstrate different vibration characteristics, enhancing the machine's performance.

Career Highlights

Yamamoto is currently employed at Denso Corporation, a leading global automotive components manufacturer. His work at Denso has allowed him to apply his innovative ideas in practical applications, contributing to the company's reputation for excellence in engineering and technology.

Collaborations

Throughout his career, Yamamoto has collaborated with talented individuals such as Mai Goto and Shigenori Yoneda. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies in the field of electric machines.

Conclusion

Masayoshi Yamamoto's contributions to electric machine technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in the field, showcasing the importance of innovation in engineering.

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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