Kagawa, Japan

Toshifumi Kondoh

This inventor holds 3 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Matsushita Electronics Corporation. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshifumi Kondoh. Retrieved from https://idiyas.com/inventor/toshifumi-kondoh

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 = 3.3

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Osaka, JP (2001 - 2003)
  • Kagawa, JP (2004)

Company Filing History:


Years Active: 2001-2004

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3 patents (USPTO):Explore Patents

Title: The Innovations of Toshifumi Kondoh

Introduction

Toshifumi Kondoh is a notable inventor based in Kagawa, Japan. He has made significant contributions to the field of lighting technology, holding a total of 3 patents. His work focuses on improving the efficiency and environmental impact of fluorescent lamps.

Latest Patents

Kondoh's latest patents include innovative designs for fluorescent lamps. One of his patents describes a fluorescent lamp that consists of two glass outer tubes, a bridge junction, and first glass inner tubes. Each outer tube is closed at one end and sealed with stems for supporting electrodes. A phosphor is applied to the inside surface of each outer tube, and the bridge junction connects the tubes to form a discharge space. Additionally, he has developed a glass composition for lamps aimed at reducing mercury consumption, which is environmentally friendly and free of lead.

Career Highlights

Throughout his career, Kondoh has worked with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Matsushita Electronics Corporation. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in lighting technology.

Collaborations

Kondoh has collaborated with notable coworkers, including Yutaka Koyamada and Masatoshi Sudou. Their combined expertise has likely fostered innovative solutions in their respective projects.

Conclusion

Toshifumi Kondoh's contributions to the field of lighting technology through his patents and collaborations highlight his commitment to innovation and environmental sustainability. His work continues to influence the industry and pave the way for 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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