Tokyo, Japan

Takeshi Waragawa

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Stanley Electric Co., Ltd. Active years: 2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Waragawa. Retrieved from https://idiyas.com/inventor/takeshi-waragawa

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


 

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2013

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1 patent (USPTO):Explore Patents

Title: The Innovations of Takeshi Waragawa

Introduction

Takeshi Waragawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology. His work focuses on enhancing light-emitting devices, which play a crucial role in various applications.

Latest Patents

Waragawa holds a patent for a semiconductor light-emitting device that features an optical plate with a meniscus control structure. This innovative device includes a wavelength converting layer that allows it to emit various colored lights, including white light. The design incorporates a base board, a frame, and at least one light-emitting chip. The wavelength converting layer is strategically placed between the optical plate and the chips, improving light-emitting efficiency and color variability.

Career Highlights

Waragawa is associated with Stanley Electric Co., Ltd., where he continues to develop cutting-edge technologies. His work has led to advancements in the efficiency and versatility of light-emitting devices. With a focus on practical applications, he has contributed to the evolution of semiconductor technology.

Collaborations

Waragawa collaborates with fellow inventor Kosaburo Ito, enhancing the innovative potential of their projects. Their combined expertise fosters a creative environment that drives technological advancements.

Conclusion

Takeshi Waragawa's contributions to semiconductor light-emitting devices exemplify the impact of innovation in technology. His patent reflects a commitment to improving efficiency and versatility in lighting solutions. The advancements made by Waragawa and his collaborations continue to shape the future of semiconductor technology.

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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