Kadoma, Japan

Akira Nagaoka

This inventor holds 4 USPTO granted patents. Top assignee: Matsushita Electric Works, Ltd.. Active years: 1987-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Nagaoka. Retrieved from https://idiyas.com/inventor/akira-nagaoka

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 = 4.9

ph-index = 4

Forward Citations = 86(Granted Patents)


Location History:

  • Hirakata, JP (1987)
  • Kadoma, JP (1989 - 1992)

Company Filing History:


Years Active: 1987-1992

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4 patents (USPTO):Explore Patents

Title: Akira Nagaoka: Innovator in Optical Technology

Introduction

Akira Nagaoka is a notable inventor based in Kadoma, Japan. He has made significant contributions to the field of optical technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and effectiveness of smoke detection and distance measurement technologies.

Latest Patents

One of Nagaoka's latest patents is a photoelectric, scattered light smoke detector. This innovative smoke detector features a circuit substrate coupled to an optical-system base, which is housed within a detector casing. The design includes a light projecting element and an integrated circuit that incorporates a light receiving element and smoke detecting means. The optical-system base is equipped with a light receiving lens that condenses scattered light from smoke particles onto the light receiving element, effectively reducing the number of constituent parts and manufacturing costs while achieving dimensional minimization.

Another significant patent is an optical sensor for detecting the distance to an object, which includes an anamorphic light receiving lens. This sensor discriminates the presence of an object and measures the distance by projecting light into a detection area. The light receiving element captures the reflected light, and the anamorphic lens expands the light spot received, allowing for accurate distance measurement. The design also includes a movable prism to compensate for any movement of the object, ensuring precise measurements.

Career Highlights

Akira Nagaoka is associated with Matsushita Electric Works, Ltd., where he has contributed to various innovative projects. His work has been instrumental in advancing optical technologies that are widely used in safety and detection systems.

Collaborations

Nagaoka has collaborated with notable coworkers, including Yoshiaki Kambe and Yoshihiko Okuda. Their combined expertise has fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Akira Nagaoka's contributions to optical technology through his patents demonstrate his innovative spirit and commitment to enhancing safety and efficiency in detection systems. His work continues to influence the field 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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