Urawa, Japan

Nayuki Uno

This inventor holds 1 USPTO granted patent. Top assignee: Asahi Kogaku Kogyo Kabushiki Kaisha. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nayuki Uno. Retrieved from https://idiyas.com/inventor/nayuki-uno

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 = 5.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1977

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1 patent (USPTO):Explore Patents

Title: Nayuki Uno: Innovator in Exposure Display Technology

Introduction

Nayuki Uno is a notable inventor based in Urawa, Japan. He has made significant contributions to the field of photography, particularly in the development of exposure display devices for single lens reflex cameras. His innovative approach has led to advancements that enhance the user experience for photographers.

Latest Patents

Uno holds a patent for an exposure display device designed specifically for single lens reflex cameras. This device includes light display elements that indicate either shutter speed or diaphragm value. The patent describes a system where nominal values representing these components are marked on a glass plate near the camera's viewfinder. The first display section utilizes a set of light display elements to show a first exposure component, which is related to predetermined exposure conditions such as object brightness and film sensitivity. The second display section provides a visual representation of the actual position of the camera element controlling the displayed exposure component.

Career Highlights

Nayuki Uno is associated with Asahi Kogaku Kogyo Kabushiki Kaisha, a company known for its contributions to optical and imaging technologies. His work has been instrumental in enhancing the functionality and usability of cameras, making them more accessible to both amateur and professional photographers.

Collaborations

Uno has collaborated with notable colleagues such as Tetsuji Shono and Fumio Urano. Their combined expertise has contributed to the development of innovative technologies in the field of photography.

Conclusion

Nayuki Uno's contributions to exposure display technology have significantly impacted the photography industry. His innovative designs and patents continue to influence camera technology, enhancing the experience for photographers around the world.

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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