Company Filing History:

11 out of 800

Asmo Co., Ltd.

Years Active: 2002-2019

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10186937 - Method of manufacturing commutator segments with claws and tilted recesses (2019-01-22),

2. 8220146 - Method of manufacturing short-circuiting member (2012-07-17),

3. 7877857 - Manufacturing method of electric motor (2011-02-01),

4. 7856703 - Method for making a short-circuiting member and method for making a commutator (2010-12-28),

5. 7642687 - Short-circuit member for a commutator and an armature (2010-01-05),

6. 7626307 - Short-circuit member for a commutator and an armature (2009-12-01),

7. 7583004 - Short-circuiting member, commutator, and method of manufacturing short-circuiting member (2009-09-01),

8. 7569969 - Armature, rotating electric machine, DC motor, and brushless motor (2009-08-04),

9. 7414345 - Commutator and armature (2008-08-19),

10. 7414344 - Commutator and an armature (2008-08-19),

11. 7084546 - Commutator, manufacturing method of commutator, manufacturing apparatus of commutator and commutator plate material (2006-08-01),

12. 6369484 - Commutator of rotary electric machine and method of manufacturing the same (2002-04-09),

Title: Ryohei Kageyama: Innovator in Commutator Technology

Introduction

Ryohei Kageyama is a prominent inventor based in Hamamatsu, Japan. He has made significant contributions to the field of electrical engineering, particularly in the design and manufacturing of commutators. With a total of 12 patents to his name, Kageyama's work has had a lasting impact on the industry.

Latest Patents

Kageyama's latest patents include a method of manufacturing commutator segments with claws and tilted recesses. This innovative commutator design features a cylindrical insulator with commutator pieces arranged on its outer surface. Each commutator piece is composed of a conductive plate material and includes both a connection claw and an engagement claw. The connection claw is designed to connect electrically to an armature coil, while the engagement claw secures the piece to the insulator. Additionally, he has developed a method of manufacturing a short-circuiting member that prevents a commutator from elongating in the axial direction. This design allows for the efficient arrangement of outer and inner circumference terminals, ensuring optimal functionality without increasing the number of components.

Career Highlights

Throughout his career, Kageyama has worked with notable companies such as Asmo Co., Ltd. and Denso Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in commutator technology.

Collaborations

Kageyama has collaborated with esteemed colleagues, including Toshio Yamamoto and Nobuo Kasao. Their combined expertise has fostered innovation and development in their respective fields.

Conclusion

Ryohei Kageyama's contributions to commutator technology exemplify his dedication to innovation and engineering excellence. His patents and collaborations continue to influence the industry, showcasing the importance of inventive minds in advancing technology.

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