Chita, Japan

Koichi Maekawa

This inventor holds 2 USPTO granted patents. Top assignee: Aichi Steel Works, Ltd.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichi Maekawa. Retrieved from https://idiyas.com/inventor/koichi-maekawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 63(Granted Patents)


Company Filing History:


Years Active: 1999

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2 patents (USPTO):Explore Patents

Title: Koichi Maekawa: Innovator in Anisotropic Bonded Magnets

Introduction

Koichi Maekawa is a prominent inventor based in Chita, Japan. He has made significant contributions to the field of magnet technology, particularly in the production of anisotropic bonded magnets. With a total of 2 patents to his name, Maekawa's work has advanced the efficiency and effectiveness of magnet production processes.

Latest Patents

Maekawa's latest patents include a method of producing an anisotropic bonded magnet and a production method for anisotropic resin-bonded magnets. The first patent addresses the challenge of achieving both high density and proper alignment of magnet powder during the compression molding process. By applying a magnetic field and pressure while the resin is in a liquid state, he successfully attained both high density and a high degree of magnet powder alignment. This innovation resulted in an anisotropic bonded magnet with a maximum energy exceeding 20 MGOe, achieving more than 80% of the theoretical maximum energy product.

The second patent presents a production method for anisotropic resin-bonded magnets that ensures precise dimensions and high productivity. This method includes a preliminary compression-molding step under a magnetic field to align the magnetization direction of the magnet powder. The process is designed to enhance efficiency and quality in the production of these specialized magnets.

Career Highlights

Koichi Maekawa is associated with Aichi Steel Works, Ltd., where he has been instrumental in developing advanced magnet technologies. His innovative approaches have positioned the company as a leader in the field of magnet production.

Collaborations

Maekawa has collaborated with notable coworkers, including Yoshinobu Honkura and Hironari Mitarai. Their combined expertise has contributed to the successful development of new technologies in magnet production.

Conclusion

Koichi Maekawa's contributions to the field of anisotropic bonded magnets demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of magnet technology and a drive to improve production methods. Through his work, he continues to influence the industry and pave the way for future advancements.

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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