Osaka, Japan

Hiroyuki Sekii

This inventor holds 6 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Panasonic Corporation, Panasonic Intellectual Property Management Co., Ltd.. Active years: 2013-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Sekii. Retrieved from https://idiyas.com/inventor/hiroyuki-sekii

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

USPTO Granted Patents = 6 

 

Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 17(Granted Patents)


Location History:

  • Higashiosaka, JP (2013)
  • Osaka, JP (2013 - 2018)

Company Filing History:


Years Active: 2013-2018

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6 patents (USPTO):Explore Patents

Title: Hiroyuki Sekii: Innovator in Light Guide Technology

Introduction

Hiroyuki Sekii is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of light guide technology, holding a total of 6 patents. His innovative designs have advanced the way light is utilized in various applications.

Latest Patents

One of his latest patents is for a light guide and lighting apparatus that includes a unique design featuring a front surface and a back surface with a depression. This design allows light to be introduced through a light incident surface, reflecting off the depression and emitting through the front surface. The inclined side surface of the depression includes a reflective curved surface that occupies at least 50% of its area. The angles formed by tangents to the curved line defining the reflective surface are carefully calculated to optimize light emission.

Another notable patent involves an illumination device that features at least one main emission surface with a stepped surface. This design is configured to reflect light in multiple directions, enhancing the overall efficiency of the light guide plate. The stepped surface allows for a thinner profile at the end emission surface compared to the incidence surface, directing light in a manner that improves illumination.

Career Highlights

Hiroyuki Sekii has worked with notable companies such as Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in lighting technology.

Collaborations

Throughout his career, Sekii has collaborated with talented individuals, including Kyohei Nakamura and Osamu Tanahashi. These partnerships have fostered a creative environment that has led to the development of advanced lighting solutions.

Conclusion

Hiroyuki Sekii's contributions to light guide technology exemplify his innovative spirit and dedication to advancing the field. His patents reflect a deep understanding of light dynamics and practical applications, making him a significant figure in the world of inventions.

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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