Tsukuba, Japan

Kazuhisa Hiratani

This inventor holds 8 USPTO granted patents. Top assignees: Agency of Industrial Science and Technology, Japan as Represented by Director General of Agency of Industrial Science. Active years: 1983-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhisa Hiratani. Retrieved from https://idiyas.com/inventor/kazuhisa-hiratani

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 26(Granted Patents)


Location History:

  • Yatabe, JP (1983)
  • Ibaragi, JP (1984)
  • Ibaraki, JP (1985)
  • Tsukuba, JP (1989 - 1997)

Company Filing History:


Years Active: 1983-1997

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8 patents (USPTO):Explore Patents

Title: Kazuhisa Hiratani - Innovative Inventor from Tsukuba, JP

Introduction: Kazuhisa Hiratani is a renowned inventor hailing from Tsukuba, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiratani's latest patents include a cutting-edge virtual reality device that has revolutionized the gaming industry, as well as a sustainable energy solution that aims to tackle environmental challenges.

Career Highlights: With a career spanning over two decades, Hiratani has worked with leading tech companies in Japan, spearheading research and development projects that have led to numerous successful inventions and patents.

Collaborations: Throughout his career, Hiratani has collaborated with top researchers, engineers, and designers both locally and internationally, fostering a culture of innovation and excellence in all his projects.

Conclusion: Kazuhisa Hiratani's relentless passion for innovation and his commitment to pushing the boundaries of technology make him a true pioneer 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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