Shizuoka, Japan

Taketoshi Ohyashiki

This inventor holds 20 USPTO granted patents. Top assignees: Minebea Company, Limited, Minebea Mitsumi Inc.. Active years: 1998-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Taketoshi Ohyashiki. Retrieved from https://idiyas.com/inventor/taketoshi-ohyashiki

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


% Patents Active = 80.0

Average Co-Inventor Count = 3.2

ph-index = 7

Forward Citations = 123(Granted Patents)


Location History:

  • Iwata-gun, JP (2002)
  • Shizuoka-ken, JP (2000 - 2005)
  • Tokyo, JP (2014)
  • Shizuoka, JP (1998 - 2022)

Company Filing History:


Years Active: 1998-2022

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20 patents (USPTO):Explore Patents

Title: Innovations of Taketoshi Ohyashiki in Stepping Motors

Introduction

Taketoshi Ohyashiki is a notable inventor based in Shizuoka-ken, Japan, recognized for his significant contributions to the field of motor technology. With a total of 20 patents to his name, Ohyashiki has made remarkable advancements in coil assembly and stepping motor designs, showcasing an ability to innovate while keeping production costs in check.

Latest Patents

Ohyashiki's latest patents include a groundbreaking coil assembly and a permanent-magnet stepping motor. The **coil assembly** enables the formation of slack in the coil wire without raising assembly costs. This design features a bobbin with flanged ends, multiple terminal pin embedding portions, and a coil that wraps around the bobbin. This innovative assembly includes a concave portion that allows the coil wire to shift, providing flexibility.

Furthermore, his **permanent-magnet stepping motor** replaces the traditional rare-earth magnets with low-cost ferrite magnets while maintaining or exceeding the performance of conventional motors. This design includes a rotor with plural magnetic poles and a stator yoke designed for optimal functionality, ensuring cost-effective production.

Career Highlights

Throughout his career, Taketoshi Ohyashiki has collaborated with renowned companies such as Minebea Company, Limited, and Minebera Co., Ltd. His work in these firms has been pivotal in developing efficient motor systems that ease manufacturing processes without compromising quality.

Collaborations

Ohyashiki has had the opportunity to work alongside talented professionals like Yuzuru Suzuki and Naoyuki Harada. Their joint efforts have further propelled advancements in technology, particularly in the design and development of stepping motors.

Conclusion

Taketoshi Ohyashiki's innovative spirit and expertise in mechanical engineering have led to significant advancements in motor technology. His patented inventions not only enhance the performance of stepping motors but also promote cost-effective manufacturing solutions. As he continues his work, Ohyashiki remains a key figure in the evolving landscape of industrial innovation.

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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