Atami, Japan

Isao Nagatsu

This inventor holds 3 USPTO granted patents. Top assignee: Japan Pionics Co., Ltd.. Active years: 1993-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Nagatsu. Retrieved from https://idiyas.com/inventor/isao-nagatsu

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 = 5.1

ph-index = 2

Forward Citations = 47(Granted Patents)


Location History:

  • Atami, JP (1993)
  • Hiratsuka, JP (1995)
  • Tokyo, JP (1996)

Company Filing History:


Years Active: 1993-1996

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3 patents (USPTO):Explore Patents

Title: Isao Nagatsu: Innovator in Regenerative Technologies

Introduction

Isao Nagatsu is a prominent inventor based in Atami, Japan. He has made significant contributions to the field of regenerative technologies, holding a total of 3 patents. His innovative work focuses on creating solutions that enhance the effectiveness of regenerative substances.

Latest Patents

Nagatsu's latest patents include a trigger for regenerative substances and a cooling agent. The trigger is designed to cause the crystallization of regenerative substances. It consists of a plurality of secured elastic flat elements that, when stimulated physically, allow the regenerative substances to enter a supercooled state. The cooling agent he developed cools through an endothermic reaction resulting from the dissolving of crystals of inorganic salts in water. This cooling agent is a mixture of sodium phosphate salt, sodium ammonium phosphate salt or ammonium phosphate salt, and water. It is produced in a way that prevents the conglomeration of crystals, a common challenge in the field. Additionally, the cooling agent can be reused and can be enhanced with a nucleating agent or thickener for improved stability.

Career Highlights

Nagatsu is associated with Japan Pionics Co., Ltd., where he continues to innovate and develop new technologies. His work has garnered attention for its practical applications in various fields, particularly in creating comfortable cooling products.

Collaborations

Some of his notable coworkers include Yoshiki Matsumoto and Masayuki Fujisawa, who contribute to the collaborative efforts in advancing regenerative technologies.

Conclusion

Isao Nagatsu's contributions to regenerative technologies through his innovative patents highlight his role as a leading inventor in this field. His work not only addresses existing challenges but also paves the way for future advancements in cooling agents and regenerative substances.

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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