Yamatokoriyama, Japan

Keiji Takasugi

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Takasugi. Retrieved from https://idiyas.com/inventor/keiji-takasugi

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

USPTO Granted Patents = 1 

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 2009

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1 patent (USPTO):Explore Patents

Title: Keiji Takasugi: Innovator in LED Technology

Introduction

Keiji Takasugi is a prominent inventor based in Yamatokoriyama, Japan. He is known for his significant contributions to the field of light-emitting diode (LED) technology. His innovative designs have paved the way for advancements in lighting solutions and display units.

Latest Patents

Takasugi holds a patent for a light-emitting diode lamp and light-emitting diode display unit. This invention features an LED lamp equipped with a convex lens that has distinct upper and lower portions. The upper curved surface is designed to refract light rays from the LED chip more effectively than the lower surface. This design minimizes the reflection of outside light, preventing misrecognition. Additionally, the interface plane between the upper and lower portions is strategically located to avoid irregular emission peaks at the front.

Career Highlights

Keiji Takasugi is associated with Sharp Kabushiki Kaisha Corporation, a leading company in the electronics industry. His work at Sharp has been instrumental in enhancing the performance and efficiency of LED technologies. With a total of 1 patent, Takasugi continues to contribute to the evolution of lighting solutions.

Collaborations

Takasugi has collaborated with notable colleagues, including Masatoshi Omoto and Masataka Miyata. Their combined expertise has fostered innovation within the company and the industry.

Conclusion

Keiji Takasugi's contributions to LED technology exemplify the impact of innovative thinking in modern lighting solutions. His patent reflects a commitment to improving efficiency and functionality in everyday applications.

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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