Tokyo, Japan

Kei Yamaoka

This inventor holds 2 USPTO granted patents. Top assignee: Sony Corporation. Active years: 2008-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Yamaoka. Retrieved from https://idiyas.com/inventor/kei-yamaoka

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


Average Co-Inventor Count = 6.9

ph-index = 1

Forward Citations = 10(Granted Patents)


Location History:

  • Kanagawa, JP (2008)
  • Tokyo, JP (2011)

Company Filing History:


Years Active: 2008-2011

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2 patents (USPTO):Explore Patents

Title: Kei Yamaoka: Innovator in Lighting Technology

Introduction

Kei Yamaoka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of lighting technology, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and functionality of lighting devices.

Latest Patents

Yamaoka's latest patents include a sealed lamp device and a lamp cooling device for projection display apparatus. The sealed lamp device features a discharge lamp burner and a concave mirror that reflects radiation light, optimizing the light output. The design includes a hollow casing structure that increases the sealed volume occupied by the discharge lamp burner, enhancing its performance. The lamp cooling device is designed to cool a lamp with a light emission source, utilizing a duct to circulate gas through the intralamp space, ensuring efficient cooling while maintaining isolation from external environments.

Career Highlights

Kei Yamaoka is currently employed at Sony Corporation, a leading company in technology and entertainment. His work at Sony has allowed him to develop cutting-edge lighting solutions that are integral to various applications in the industry.

Collaborations

Yamaoka collaborates with talented individuals such as Motohisa Haga and Kazuya Terasaki. Their combined expertise contributes to the innovative projects at Sony Corporation.

Conclusion

Kei Yamaoka's contributions to lighting technology through his patents and work at Sony Corporation highlight his role as a key innovator in the field. His inventions continue to influence advancements in lighting solutions.

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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