Mie, Japan

Kouichi Sakurai

This inventor holds 5 USPTO granted patents. Top assignee: Jsr Corporation. Active years: 2000-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouichi Sakurai. Retrieved from https://idiyas.com/inventor/kouichi-sakurai

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 = 44(Granted Patents)


Location History:

  • Yokkaichi, JP (2000 - 2002)
  • Mie, JP (2001 - 2002)

Company Filing History:


Years Active: 2000-2002

Loading Chart...
5 patents (USPTO):Explore Patents

Title: Kouichi Sakurai: Innovator in Radiation Sensitive Compositions

Introduction

Kouichi Sakurai is a notable inventor based in Mie, Japan. He has made significant contributions to the field of radiation sensitive compositions, holding a total of 5 patents. His work primarily focuses on developing materials that enhance the performance of color liquid crystal display devices.

Latest Patents

Sakurai's latest patents include innovative radiation sensitive compositions. The first composition comprises (A) a mixture of an isoindolinone pigment and a yellow organic pigment, (B) an alkali-soluble resin, (C) a polyfunctional monomer, and (D) a photopolymerization initiator. This composition is particularly useful for the production of additive or subtractive color filters used in reflection-type color liquid crystal display devices. The second composition features (A) a colorant containing a quinacridone pigment, along with a mixture of an isoindolinone pigment and a yellow organic pigment or a mixture of copper phthalocyanine blue and a green pigment, (B) an alkali-soluble resin, (C) a polyfunctional monomer, and (D) a photopolymerization initiator. Similar to the first, this composition is also aimed at enhancing color filter production for liquid crystal displays.

Career Highlights

Kouichi Sakurai is currently associated with JSR Corporation, where he continues to innovate in the field of materials science. His expertise in radiation sensitive compositions has positioned him as a key player in the development of advanced display technologies.

Collaborations

Sakurai has collaborated with notable colleagues such as Hiroaki Nemoto and Atsushi Kumano. Their combined efforts contribute to the advancement of technology in their field.

Conclusion

Kouichi Sakurai's work in radiation sensitive compositions showcases his innovative spirit and dedication to enhancing display technologies. His contributions are vital to the ongoing evolution of liquid crystal display devices.

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]
Loading…