Tokyo, Japan

Naoki Hagiwara

This inventor holds 2 USPTO granted patents. Top assignees: Hitachi, Ltd., Tomoegawa Paper Co., Inc.. Active years: 1985-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoki Hagiwara. Retrieved from https://idiyas.com/inventor/naoki-hagiwara-4ynzhwig

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 = 4.6

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Ome, JP (1985)
  • Tokyo, JP (1990)

Company Filing History:


Years Active: 1985-1990

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2 patents (USPTO):Explore Patents

Title: Naoki Hagiwara: Innovator in Lighting Technology

Introduction

Naoki Hagiwara 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 have paved the way for advancements in lighting solutions.

Latest Patents

Hagiwara's latest patents include a unique lighting lamp that features a display sheet laminated on the surface of the bulb. This display sheet contains an active layer with a pigment that fades under the influence of active light, along with an active light-adjusting layer. Another notable patent is for a fluorescent lamp that incorporates a phosphor layer made from a glass material represented by a specific general formula.

Career Highlights

Throughout his career, Naoki Hagiwara has worked with esteemed companies such as Hitachi, Ltd. and Tomoegawa Paper Co., Inc. His experience in these organizations has contributed to his expertise in developing innovative lighting solutions.

Collaborations

Hagiwara has collaborated with talented individuals in his field, including Kouki Shinkai and Masaki Nakano. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Naoki Hagiwara's contributions to lighting technology through his patents and collaborations highlight his role as an influential inventor. His work continues to inspire advancements in the industry.

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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