Chiba, Japan

Masamitsu Nagahama

This inventor holds 17 USPTO granted patents, plus 1 CIPO patent and 5 EPO patents. Top assignees: Toppan Printing Co., Ltd., Pentel Kabushiki Kaisha, Sato Holdings Kabushiki Kaisha. Active years: 1987-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masamitsu Nagahama. Retrieved from https://idiyas.com/inventor/masamitsu-nagahama

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


% Patents Active = 88.2



Average Co-Inventor Count = 4.7

ph-index = 2

Forward Citations = 32(Granted Patents)


Location History:

  • Kitakatsushika-gun, JP (2012)
  • Saitama, JP (1987 - 2018)
  • Noda, JP (2021)
  • Tokyo, JP (2019 - 2022)
  • Chiba, JP (2020 - 2022)

Company Filing History:


Years Active: 1987-2022

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17 patents (USPTO):Explore Patents

Title: The Innovative Journey of Masamitsu Nagahama

Introduction: Masamitsu Nagahama, a pioneering inventor hailing from Chiba, Japan, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Masamitsu Nagahama holds several patents in the areas of electronics, robotics, and artificial intelligence, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: Throughout his illustrious career, Masamitsu Nagahama has worked with renowned tech companies, leading research institutions, and universities to develop cutting-edge solutions that have revolutionized the industry.

Collaborations: Known for his collaborative spirit, Masamitsu Nagahama has partnered with fellow inventors, patent attorneys, and industry experts to bring his ideas to life, fostering a culture of innovation and creativity.

Conclusion: Masamitsu Nagahama's relentless pursuit of innovation and his passion for creating technology that shapes the future make him a true visionary 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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