Nagano, Japan

Shigeru Kasai

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignees: Nidec Sankyo Corporation, Sankyo Seiki Mfg. Co., Ltd. Active years: 1991-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeru Kasai. Retrieved from https://idiyas.com/inventor/shigeru-kasai-7t4bgnpt

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

Calculating rank

% Patents Active = 40.0


Average Co-Inventor Count = 1.6

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Komagane, JP (1991)
  • Nagano, JP (1998 - 2017)

Company Filing History:


Years Active: 1991-2017

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5 patents (USPTO):Explore Patents

Title: Shigeru Kasai: Innovator in Motor Technology

Introduction

Shigeru Kasai is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of motor technology, holding a total of 5 patents. His innovative designs have paved the way for advancements in motor efficiency and functionality.

Latest Patents

Among his latest patents, one describes a motor configuration where a magnet is arranged to form four pairs of S-poles and N-poles at equal angular intervals. The stator core features six salient poles, with specific lengths designed to optimize performance. Another patent outlines a motor that includes a rotor with a rotation shaft, a stator, and a frame that supports the rotation shaft through a bearing part. This design incorporates an urging member that enhances the motor's operational efficiency.

Career Highlights

Shigeru Kasai has worked with prominent companies such as Nidec Sankyo Corporation and Sankyo Seiki Mfg. Co., Ltd. His experience in these organizations has contributed to his expertise in motor technology and innovation.

Collaborations

Throughout his career, Shigeru has collaborated with talented individuals, including Makoto Fujishima and Tetsuo Hoshina. These partnerships have fostered a creative environment that has led to groundbreaking advancements in motor design.

Conclusion

Shigeru Kasai's contributions to motor technology exemplify his innovative spirit and dedication to engineering excellence. His patents and collaborations reflect a commitment to advancing the field, making him a significant figure in the world of inventions.

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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