Nagano, Japan

Hirokazu Ohno

This inventor holds 1 USPTO granted patent. Top assignee: Fuji Photo Film Company, Limited. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Ohno. Retrieved from https://idiyas.com/inventor/hirokazu-ohno-r2gxth7u

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 = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: Hirokazu Ohno: Innovator in Film Technology

Introduction

Hirokazu Ohno is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of film technology, particularly through his innovative designs and patents. His work has been instrumental in advancing the functionality and efficiency of film-related products.

Latest Patents

Hirokazu Ohno holds a patent for a film pack holder. This invention features a stopper piece of a regulating member that abuts against a receiving portion formed at a lever of a display mechanism. The stopper is biased in a regulating direction by the force of a torsion coil spring. A projecting piece is designed to abut against a lever of a releasing member, ensuring that the stopper piece remains in a position that regulates the rotation of the lever. The lever of the releasing member is supported to move back and forth freely, maintaining its position before a film pack is set. A trigger plate is formed at the lever, which is pushed by the pack main body when it is set at its final position. This movement allows the lever to push a lock lever, releasing the regulation of the lever's rotation by the stopper.

Career Highlights

Hirokazu Ohno is associated with Fuji Photo Film Company, Limited, where he has contributed to various projects and innovations. His work has been recognized for its impact on the film industry, particularly in enhancing the user experience and operational efficiency of film products.

Collaborations

Hirokazu Ohno has worked alongside Tokuji Sato, collaborating on various projects that have furthered their shared goals in film technology innovation.

Conclusion

Hirokazu Ohno's contributions to film technology through his patent for a film pack holder exemplify his innovative spirit and dedication to improving film-related products. His work continues to influence the industry and inspire future advancements.

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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