Hachioji, Japan

Katsuhiko Tsunefuji

This inventor holds 26 USPTO granted patents, primarily in Camera Technology. Top assignee: Olympus Optical Company, Ltd.. Active years: 1978-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuhiko Tsunefuji. Retrieved from https://idiyas.com/inventor/katsuhiko-tsunefuji

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 = 1.4

ph-index = 10

Forward Citations = 279(Granted Patents)


Location History:

  • Suwa, JP (1979)
  • Hachioji, JP (1978 - 1986)
  • Kanagawa, JP (1995)
  • Sagamihara, JP (1992 - 1998)

Company Filing History:


Years Active: 1978-1998

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Areas of Expertise:
Film Image Reproducing
Enlargement Photographing
Film Transport Device
Locking Mechanism
Projection Apparatus
Fuzzy Inference Function
Multiple Spot Photometry
Movable Reflecting Mirror
Electromagnetic Shutter
Programmed Shutter
Automatic Exposure Control
Light Responsive Circuit
26 patents (USPTO):Explore Patents

Title: Inventor Katsuhiko Tsunefuji

Introduction: Katsuhiko Tsunefuji is a renowned inventor hailing from Hachioji, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Tsunefuji's latest patents focus on advancements in renewable energy technologies, particularly in the development of solar power systems that are more efficient and cost-effective.

Career Highlights: With a career spanning over two decades, Tsunefuji has worked with leading research institutions and universities to pioneer new solutions in the clean energy sector. His innovative approach has led to the successful commercialization of several cutting-edge technologies.

Collaborations: Throughout his career, Tsunefuji has collaborated with top companies in the renewable energy industry, forging partnerships that have resulted in the implementation of his inventions on a global scale. His collaborative efforts have been instrumental in driving forward the adoption of sustainable energy solutions.

Conclusion: Katsuhiko Tsunefuji's dedication to innovation and his passion for creating a more sustainable future have solidified his reputation as a visionary inventor in the field of clean energy technology. His contributions continue to inspire the next generation of inventors and researchers worldwide.

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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