Kawasaki, Japan

Sakyo Nagashima

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha Sunpak. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sakyo Nagashima. Retrieved from https://idiyas.com/inventor/sakyo-nagashima

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 = 10(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Sakyo Nagashima

Introduction

Sakyo Nagashima, an accomplished inventor based in Kawasaki, Japan, has made significant strides in the field of photography technology. With a keen eye for innovation, he holds a patent that showcases his contributions to enhancing photographic equipment.

Latest Patents

Nagashima's patent involves a Computer Type Electronic Photoflash. This invention consists of a main photoflash unit that not only offers photoflash emission but also includes functions for controlling photoflash light volume. The design integrates multiple adapters, each specifically tailored for use with different photographic cameras. These adapters play a crucial role in facilitating the relaying of electrical signals between the camera and the main photoflash unit, which features an electric circuit specialized for this purpose. The uniqueness of his invention lies in its adaptability, as the number of adapters corresponds to the various types of cameras designed to use electronic photoflashes of distinct make and design.

Career Highlights

Currently, Nagashima is affiliated with Kabushiki Kaisha Sunpak, a prominent company in the photographic accessories industry. Throughout his career, he has focused on advancing technologies that improve user experiences in photography, making his contributions invaluable to both the company and the wider field.

Collaborations

Nagashima has collaborated with notable colleagues such as Akio Kamon and Yuzo Tsuruta, enhancing the innovation process through teamwork. These collaborations indicate a collective effort in pushing boundaries and exploring new technological landscapes in photography.

Conclusion

Sakyo Nagashima represents a remarkable figure in the world of inventors, whose work exemplifies the spirit of innovation. With his patent for the Computer Type Electronic Photoflash, he continues to influence the evolution of photographic technologies, asserting his place among esteemed inventors in Japan and beyond. His journey in this field inspires future generations of inventors to pursue their own innovations.

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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