Sendai, Japan

Ryoichi Nagatomi

This inventor holds 4 USPTO granted patents and 2 published patent applications. Top assignees: Ifg Corporation, Tohoku University, Pola Chemical Industries, Inc.. Active years: 2002-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoichi Nagatomi. Retrieved from https://idiyas.com/inventor/ryoichi-nagatomi

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

USPTO Granted Patents = 4 

% Patents Active = 50.0

Average Co-Inventor Count = 5.0

ph-index = 1


Location History:

  • Sendai, JP (2002 - 2019)
  • Miyagi, JP (2021)

Company Filing History:


Years Active: 2002-2025

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4 patents (USPTO):Explore Patents

Title: Ryoichi Nagatomi: Innovator in Low Back Pain Analysis and Electrical Stimulation

Introduction

Ryoichi Nagatomi is a prominent inventor based in Sendai, Japan. He has made significant contributions to the fields of health technology and biomedical engineering. With a total of 4 patents, his work focuses on innovative solutions for low back pain analysis and non-contact electrical stimulation of cells.

Latest Patents

Nagatomi's latest patents include a low back pain analysis device and method, as well as a program designed to enhance the understanding of low back pain. The low back pain analysis device utilizes a processor and a storage medium with computer program instructions. These instructions, when executed, analyze the relationship between movement patterns and low back pain by classifying gravity center movement data acquired from a sensor attached to furniture. This innovative approach aims to improve the assessment of individuals experiencing low back pain.

Another notable invention is the apparatus and method for non-contact electrical stimulation of cells in a liquid culture medium. This device allows for the application of electrical stimulation to cells without the need for electrodes immersed in the liquid culture medium. The apparatus includes a liquid culture medium vessel with a ring-shaped recess and a magnetic core that facilitates the stimulation process. This technology has the potential to advance research in cell culture and regenerative medicine.

Career Highlights

Throughout his career, Ryoichi Nagatomi has worked with notable organizations such as Ifg Corporation and Tohoku University. His experience in these institutions has contributed to his expertise in developing innovative technologies that address pressing health issues.

Collaborations

Nagatomi has collaborated with esteemed colleagues, including Toshiyuki Takagi and Shinichi Izumi. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Ryoichi Nagatomi's contributions to the fields of low back pain analysis and electrical stimulation demonstrate his commitment to innovation and improving health outcomes. His patents reflect a deep understanding of the challenges faced in these areas and offer promising solutions 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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