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For the Inventor, By the Inventor

Tokyo, Japan

Kazuya Kumagai

This inventor holds 8 USPTO granted patents and 1 EPO patent. Top assignee: Mitsubishi Electric Corporation. Active years: 2019-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuya Kumagai. Retrieved from https://idiyas.com/inventor/kazuya-kumagai

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 = 2.7

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:

goldMedal8 out of 16,627 
 
Mitsubishi Electric Corporation
 patents

Years Active: 2019-2024

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8 patents (USPTO):Explore Patents
1. 12057736 - Laminated core for rotary electric machine, and rotary electric machine (2024-08-06),
2. 11469638 - Stator insulating members for rotary electric machine (2022-10-11),
3. 11264848 - Rotor, motor, compressor, fan, and air conditioning apparatus (2022-03-01),
4. 10978923 - Electric motor, compressor, air blower, and air conditioner (2021-04-13),
5. 10897168 - Magnetizing method, rotor, motor, and scroll compressor (2021-01-19),
6. 10700563 - Rotor, magnetizing method, motor, and scroll compressor (2020-06-30),
7. 10468953 - Electric motor, compressor, and refrigerating cycle apparatus (2019-11-05),
8. 10432050 - Motor rotor, and compressor motor and compressor incorporated with the motor rotor (2019-10-01),

Title: Kazuya Kumagai: Innovator in Rotary Electric Machines

Introduction

Kazuya Kumagai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of rotary electric machines, holding a total of eight patents. His innovative designs and technical expertise have positioned him as a key figure in the industry.

Latest Patents

Kumagai's latest patents include a laminated core for rotary electric machines and stator insulating members for rotary electric machines. The laminated core patent describes a unique design where the contact surfaces of core pieces are strategically positioned to enhance performance. The stator insulating members patent introduces two types of insulating members, which improve the efficiency and reliability of rotary electric machines.

Career Highlights

Kumagai has built a successful career at Mitsubishi Electric Corporation, where he has been instrumental in advancing technology related to electric machines. His work has not only contributed to the company's success but has also influenced the broader field of electrical engineering.

Collaborations

Throughout his career, Kumagai has collaborated with notable colleagues, including Yoshikazu Fujisue and Koji Yabe. These partnerships have fostered innovation and have led to the development of cutting-edge technologies in their field.

Conclusion

Kazuya Kumagai's contributions to rotary electric machines exemplify the spirit of innovation. His patents and collaborative efforts continue to shape the future of electrical 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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