Kanagawa, Japan

Masaaki Kusumi

This inventor holds 19 USPTO granted patents and 5 EPO patents. Top assignees: Dmg Mori Seiki Co., Ltd., Sony Precision Technology Inc., Sony Magnescale Inc.. Active years: 1993-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaaki Kusumi. Retrieved from https://idiyas.com/inventor/masaaki-kusumi

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


% Patents Active = 89.5

 

Average Co-Inventor Count = 2.7

ph-index = 7

Forward Citations = 116(Granted Patents)


Location History:

  • Tokyo, JP (1999 - 2011)
  • Kanagawa, JP (1993 - 2018)
  • Isehara, JP (2016 - 2018)

Company Filing History:


Years Active: 1993-2018

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19 patents (USPTO):Explore Patents

Title: Masaaki Kusumi: Innovator in Position Detection Technology

Introduction

Masaaki Kusumi, based in Kanagawa, Japan, is an accomplished inventor with a remarkable portfolio of 19 patents. His work primarily focuses on innovative technologies that enhance position detection systems, showcasing his expertise in the field of magnetism and signal processing.

Latest Patents

One of Kusumi's latest patents pertains to a position detecting device that utilizes a magnetism detecting element to identify leakage magnetism from a scale. This device records a magnetic signal with a constant period, allowing for the precise detection of the relative position between the scale and the magnetism detecting element. Notably, the arrangement of the detecting elements follows a specific pattern, where the pitch is set at a fraction of the wavelength of the signal output by the element. Furthermore, it incorporates a unique design to cancel out odd-order harmonics, making the technology both innovative and efficient.

Career Highlights

Throughout his career, Masaaki Kusumi has made significant contributions while working with leading companies in the technology sector. Noteworthy among these is his time at Sony Precision Technology Inc., where his innovations have likely influenced various advancements in the company's products. Additionally, he has collaborated with Dmg Mori Seiki Co., Ltd., further demonstrating his versatility and impact in the industry.

Collaborations

Kusumi has had the opportunity to collaborate with esteemed professionals in his field, including colleagues Shigeru Ishimoto and Yasuo Nekado. These partnerships have undoubtedly enriched his research and contributed to the success of various projects, enhancing the depth and breadth of his inventive prowess.

Conclusion

Masaaki Kusumi stands out as a leading inventor in the realm of position detection technology. With an impressive array of patents and collaborations with respected industry figures, his contributions continue to advance the field. As technology evolves, Kusumi's work remains foundational in the pursuit of innovative solutions in magnetism detection and related applications.

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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