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For the Inventor, By the Inventor

Kitasaku-gun, Japan

Masaki Kagawa

This inventor holds 12 USPTO granted patents. Top assignee: Minebea Company, Limited. Active years: 2000-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaki Kagawa. Retrieved from https://idiyas.com/inventor/masaki-kagawa

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

Calculating rank
USPTO Granted Patents = 12

% Patents Active = 83.3

Average Co-Inventor Count = 3.6

ph-index = 6

Forward Citations = 94(Granted Patents)


Location History:

  • Shizuoka-ken, JP (2000 - 2004)
  • Kitasaku-gun, JP (2009 - 2010)
  • Nagano-ken, JP (2012)
  • Nagano, JP (2014)

Company Filing History:

goldMedal12 out of 1,160 
 
Minebea Company, Limited
 patents

Years Active: 2000-2014

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12 patents (USPTO):Explore Patents
1. 8643237 - Motor support structure and actuator incorporating same (2014-02-04),
2. 8304955 - PM stepping motor having a stator assembly (2012-11-06),
3. 7825556 - Stepping motor (2010-11-02),
4. 7635931 - Stepping motor (2009-12-22),
5. 6765320 - Actuator (2004-07-20),
6. 6756871 - Actuator with number of stator teeth equal to number of rotor poles (2004-06-29),
7. 6331746 - Actuator (2001-12-18),
8. 6201324 - Stator pole teeth for a claw pole stepping motor (2001-03-13),
9. 6194806 - Compact cylindrical radial gap type motor (2001-02-27),
10. 6140726 - Radial gap cylindrical motor having an increased number of slots (2000-10-31),
11. 6087755 - Radial gap type cylindrical motor (2000-07-11),
12. 6057621 - Cylindrical radial gap type motor structure (2000-05-02),

Title: Masaki Kagawa: Innovator in Motor Technology

Introduction

Masaki Kagawa is a prominent inventor based in Kitasaku-gun, Japan. He has made significant contributions to the field of motor technology, holding a total of 12 patents. His innovative designs have advanced the functionality and efficiency of various motor systems.

Latest Patents

Kagawa's latest patents include a motor support structure and an actuator incorporating the same. This actuator features a motor housed within a case, where the output shaft is supported by a structure that includes an elastic member. This design prevents shifting of the motor and output shaft during operation. Another notable patent is for a PM stepping motor that includes a stator assembly made of two axially coupled stator units. This assembly enhances the performance and reliability of the motor.

Career Highlights

Masaki Kagawa is currently employed at Minebea Company, Limited, where he continues to innovate in motor technology. His work has been instrumental in developing advanced motor systems that are widely used in various applications.

Collaborations

Kagawa has collaborated with notable coworkers, including Yuzuru Suzuki and Sakae Fujitani. Their combined expertise has contributed to the success of their projects and innovations.

Conclusion

Masaki Kagawa's contributions to motor technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence the development of efficient motor systems.

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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