Chiba, Japan

Ryuzo Ohta

This inventor holds 1 USPTO granted patent. Top assignee: Sony Corporation. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuzo Ohta. Retrieved from https://idiyas.com/inventor/ryuzo-ohta

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 = 5(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: The Innovative Lens Barrel of Ryuzo Ohta

Introduction

Ryuzo Ohta is a notable inventor based in Chiba, Japan. He is recognized for his contributions to optical technology, particularly in the design of lens barrels. His innovative approach has led to advancements in camera equipment, enhancing the functionality and efficiency of photography.

Latest Patents

Ohta holds a patent for a retractable lens barrel. This invention features a movable barrel that can protrude from a fixed barrel or camera body, allowing for filming when in a protruded state. The design includes a movable lens with variable power and a focusing system. When the movable barrel is retracted, it occupies a space that allows the movable lens to function effectively during filming. This design not only shortens the length of the retracted lens barrel but also reduces the number of parts, minimizing the risk of misalignment during assembly.

Career Highlights

Ryuzo Ohta is currently employed at Sony Corporation, a leading company in the electronics industry. His work at Sony has allowed him to contribute significantly to the development of advanced optical devices. Ohta's innovative designs have played a crucial role in enhancing the performance of camera systems.

Collaborations

Ohta has collaborated with Kanehiro Tada, a fellow innovator in the field. Their partnership has fostered a creative environment that encourages the development of cutting-edge technologies in optical design.

Conclusion

Ryuzo Ohta's contributions to the field of optical technology, particularly through his innovative lens barrel design, have made a significant impact on the industry. His work continues to inspire advancements in camera technology, showcasing the importance of innovation in enhancing photographic experiences.

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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