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For the Inventor, By the Inventor

Kyoto, Japan

Yoichi Sekii

This inventor holds 64 USPTO granted patents and 16 published patent applications, primarily in Motor Technology (CPC class H02K). Top assignees: Nidec Corporation, Valve Corporation. Active years: 2005-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoichi Sekii. Retrieved from https://idiyas.com/inventor/yoichi-sekii

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

Calculating rank
USPTO Granted Patents = 64 

% Patents Active = 31.3

Average Co-Inventor Count = 2.3

ph-index = 6

Forward Citations = 162(Granted Patents)

Forward Citations (Not Self Cited) = 145(Dec 10, 2025)


Inventors with similar research interests:


Company Filing History:

goldMedal62 out of 1,531 
 
Nidec Corporation
 patents
silverMedal2 out of 252 
 
Valve Corporation
 patents

Years Active: 2005-2026

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Areas of Expertise:
Motor Module
Air-Core Coil
Eddy Current Losses
Planetary Gear Mechanism
Spindle Motor
Fluid Dynamic Bearing
Disk Drive Apparatus
Conductive Wire Routing
High Reflectivity Rotor
Sealed Motors
Housing Unit
Motor Assembly
64 patents (USPTO):Explore Patents
1. 12647011 - Vibration motor and tactile device including the same (2026-06-02),
2. 12463490 - Motor module (2025-11-04),
3. 12362609 - Motor with an air-core coil and back yoke to reduce eddy current losses (2025-07-15),
4. 12323032 - Motor (2025-06-03),
5. 11990812 - Routing structure of conductive wire, motor, resolver, and method for manufacturing electronic device (2024-05-21),
6. 11843307 - Motor and motor assembly (2023-12-12),
7. 11725713 - Planetary gear mechanism and geared motor (2023-08-15),
8. 11627779 - Lacing module (2023-04-18),
9. 11146130 - Motor including a seal covering a high reflectivity metallic surface of a rotor hub (2021-10-12),
10. 11025106 - Stator winding for motor (2021-06-01),
11. 10908413 - Rotary drive apparatus (2021-02-02),
12. 10591718 - Rotary drive apparatus (2020-03-17),
13. 10591716 - Rotary drive apparatus (2020-03-17),
14. 10559998 - Motor and disk drive apparatus (2020-02-11),
15. 10495886 - Rotary drive apparatus (2019-12-03),

Hello! I am glad to assist you today. Let's delve into the remarkable journey of inventor Yoichi Sekii and his impact on the world of technology.

Title: The Inspiring Story of Yoichi Sekii: A Visionary Inventor Shaping the Future

Introduction:

Yoichi Sekii, a visionary inventor hailing from Kyoto, Japan, has left an indelible mark on the landscape of innovation with his relentless pursuit of excellence.

Latest Patents:

With an impressive portfolio of 59 patents, Yoichi Sekii's recent inventions include a cutting-edge *Motor and Motor Assembly*, boasting a unique design that enhances efficiency and performance. Additionally, his innovation in the *Planetary Gear Mechanism and Geared Motor* showcases his ingenuity in optimizing mechanical systems for maximum output.

Career Highlights:

Having contributed significantly to renowned companies like Nidec Corporation and Valve Corporation, Yoichi Sekii has demonstrated his expertise in pushing the boundaries of technological advancement. His innovative spirit and dedication have paved the way for groundbreaking solutions in the industry.

Collaborations:

Throughout his career, Yoichi Sekii has collaborated with esteemed professionals such as Takehito Tamaoka and Hideki Nishimura, fostering a culture of creativity and teamwork. These collaborations have not only enriched his own work but have also inspired a new generation of inventors to strive for excellence.

Conclusion:

In conclusion, Yoichi Sekii's passion for innovation and his unwavering commitment to excellence serve as a beacon of inspiration for aspiring inventors worldwide. His contributions have shaped the future of technology and continue to drive progress in the ever-evolving realm of inventions.

I hope this overview provides you with valuable insights into the remarkable journey of inventor Yoichi Sekii. If you have any further inquiries or need additional information, feel free to ask.

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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