Osaka, Japan

Tsuneyo Metabi

This inventor holds 2 USPTO granted patents. Top assignee: Other. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuneyo Metabi. Retrieved from https://idiyas.com/inventor/tsuneyo-metabi-so2hfoaq

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 = 3.4

ph-index = 2

Forward Citations = 38(Granted Patents)


Location History:

  • Harumi-Dai, Sakai-Shi, Osaka-Fu, JP (1985)
  • Harumidai Sakai, Osaka Prefecture, JP (1985)

Company Filing History:

goldMedal2 out of 834,570 
Other
 patents

Years Active: 1985

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2 patents (USPTO):Explore Patents

Title: Tsuneyo Metabi: Innovator in Camera Technology

Introduction

Tsuneyo Metabi is a notable inventor based in Osaka-fu, Japan. He has made significant contributions to the field of camera technology, particularly in lens assembly and focusing mechanisms. With a total of 2 patents, his work has enhanced the functionality and versatility of photographic equipment.

Latest Patents

One of Metabi's latest patents is the "Automatic and Manual Focusing Exchangeable Lens Assembly." This innovative lens assembly is designed to be detachably mounted on a camera body equipped with an automatic focusing device. It allows for both automatic focus adjustment and manual focus adjustment, providing photographers with greater control over their shots. The design includes a change-over member that facilitates the switch between automatic and manual focusing modes.

Another significant patent is the "Mount Arrangement and Interchangeable Lens Unit for Photographic Camera." This invention features a mount arrangement that supports automatic diaphragm control and automatic focusing. It incorporates electrical contacts for signal transmission between the camera body and the lens unit, ensuring seamless operation during the mounting process.

Career Highlights

Throughout his career, Tsuneyo Metabi has focused on advancing camera technology. His innovative designs have contributed to the evolution of photographic equipment, making it more user-friendly and efficient. His patents reflect a deep understanding of the mechanics involved in lens operation and camera functionality.

Collaborations

Metabi has worked alongside talented individuals such as Makoto Ando and Yukio Miki. Their collaborative efforts have likely played a role in the development of his innovative patents.

Conclusion

Tsuneyo Metabi's contributions to camera technology through his patents demonstrate his expertise and commitment to innovation. His work continues to influence the photography industry, providing users with advanced tools for capturing images.

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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