Yokohama, Japan

Toshiro Hara

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Kogaku K.k.. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiro Hara. Retrieved from https://idiyas.com/inventor/toshiro-hara-jvwggdug

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 = 3.0

ph-index = 1

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: Toshiro Hara and His Camera Innovation.

Introduction

Toshiro Hara is an inventor associated with Yokohama, Japan. His recorded patent work concerns a video finder for a single-lens reflex camera.

Latest Patents

Hara is credited with 1 patent, titled “Video Finder for Single-Lens Reflex Camera.” The invention describes a camera finder that splits light from the optical path and directs it through an image-forming system to an image pickup device, which produces a corresponding video signal.

Career Highlights

Hara is associated with Nippon Kogaku K.K., now known as Nikon Corporation. His patent reflects work on combining a traditional optical viewfinder with electronic video imaging.

Collaborations

Hara’s listed coworkers include Hideyo Nozawa and Masahiro Juen.

Conclusion

Toshiro Hara’s recorded invention illustrates an approach to integrating video capture into the viewing system of a single-lens reflex camera.

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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