Tokyo, Japan

Shigetaka Kasai

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Toray Industries, Inc.. Active years: 2006-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigetaka Kasai. Retrieved from https://idiyas.com/inventor/shigetaka-kasai

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

USPTO Granted Patents = 3 

% Patents Active = 33.3

Average Co-Inventor Count = 5.6

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Tokyo, JP (2006 - 2011)
  • Urayasu, JP (2015)

Company Filing History:


Years Active: 2006-2015

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3 patents (USPTO):Explore Patents

Title: Shigetaka Kasai: Innovator in Polishing and Display Technologies

Introduction

Shigetaka Kasai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of polishing technology and liquid crystal displays. With a total of 3 patents, his work reflects a commitment to innovation and excellence.

Latest Patents

One of his latest inventions is a polishing pad designed to enhance the efficiency of polishing processes. This polishing pad features a cushion layer and a polishing layer with a unique groove structure. The design includes side surfaces that form specific angles with the polishing surface, optimizing its performance. Another notable patent is a color filter and liquid crystal display device. This invention provides a cost-effective solution for both transmission and reflection displays, ensuring minimal chromaticity differences between the two modes.

Career Highlights

Shigetaka Kasai is associated with Toray Industries, Inc., a leading company in advanced materials and technologies. His work at Toray has allowed him to push the boundaries of innovation in his field. His inventions have not only advanced technology but have also contributed to the company's reputation for excellence.

Collaborations

Throughout his career, Shigetaka has collaborated with talented individuals such as Hideyuki Kojima and Tetsuo Yamashita. These collaborations have fostered a creative environment that has led to groundbreaking innovations.

Conclusion

Shigetaka Kasai's contributions to polishing technology and liquid crystal displays exemplify his innovative spirit. His patents reflect a deep understanding of material science and engineering principles. As he continues to work at Toray Industries, his future inventions are eagerly anticipated.

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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