Yokohama, Japan

Hideyo Rohyama

This inventor holds 3 USPTO granted patents. Top assignees: Nippon Petrochemicals Company, Limited, Polymer Processing Research Institute Ltd., Polymer Processing Research Inst., Ltd.. Active years: 1993-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideyo Rohyama. Retrieved from https://idiyas.com/inventor/hideyo-rohyama

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 = 7.0

ph-index = 3

Forward Citations = 43(Granted Patents)


Location History:

  • Yokohama, JP (1993 - 1994)
  • Tokyo, JP (1994)

Company Filing History:


Years Active: 1993-1994

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3 patents (USPTO):Explore Patents

Title: The Innovative Journey of Hideyo Rohyama

Introduction: Hideyo Rohyama is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hideyo Rohyama holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Hideyo Rohyama has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs in various industries.

Collaborations: Throughout his career, Hideyo Rohyama has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge exchange.

Conclusion: Hideyo Rohyama's relentless pursuit of innovation and his passion for creating technology that makes a difference have solidified his position as a visionary inventor in the global tech landscape.

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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