Minamiashigara, Japan

Kunihiro Atsumi

This inventor holds 24 USPTO granted patents and 14 published patent applications, primarily in Optical Laminates. Top assignee: Fujifilm Corporation. Active years: 2009-2026.

USPTO Granted Patents = 24 

% Patents Active = 87.5

Average Co-Inventor Count = 3.9

ph-index = 3

Forward Citations = 32(Granted Patents)


Location History:

  • Minami-ashigara, JP (2009 - 2022)
  • Kanagawa, JP (2020 - 2023)

Company Filing History:


Years Active: 2009-2026

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Areas of Expertise:
Binder Composition
Optical Laminate
Photo-Alignable Polymer
Organic Electroluminescent Display
Brightness Enhancement Film
Liquid Crystal Display
Polarizing Plate
Cellulose Acylate Film
Optical Film
Optically Anisotropic Layer
Retardation Film
Cyclic Polyolefin Film
24 patents (USPTO):Explore Patents

Title: Kunihiro Atsumi: Innovator in Optical Technologies

Introduction

Kunihiro Atsumi, based in Minami-Ashigara, Japan, is a prolific inventor known for his significant contributions to optical technologies. With a remarkable portfolio of 23 patents, he has developed innovative solutions that enhance the performance of optical devices and materials.

Latest Patents

Atsumi's latest innovations include a range of advanced laminates and optical components. His patented inventions involve a laminate designed to suppress the occurrence of cracks, which includes a pressure-sensitive adhesive layer, a polarizing plate, and an image display device. This laminate features two optically anisotropic layers with specific properties to enhance optical performance, ensuring durability and efficiency.

Additionally, he has developed a photo-alignment copolymer that improves coatability after layer formation, alongside a binder composition and optical laminate. This invention introduces a unique structure that enables the cleaving group to interact with light, heat, acids, or bases, thus enhancing its functionality in optical applications.

Career Highlights

Kunihiro Atsumi is currently employed by Fujifilm Corporation, where he applies his expertise in developing cutting-edge optical technologies. His career at Fujifilm has been marked by a dedication to innovation and quality, contributing to the company’s leadership in the imaging and information solutions market.

Collaborations

Throughout his career, Atsumi has collaborated with talented individuals such as Yukito Saitoh and Yutaka Nozoe, pooling their knowledge and expertise to push the boundaries of optical technology. These collaborations have led to groundbreaking advancements that are recognized in the field.

Conclusion

Kunihiro Atsumi is an exemplary inventor whose work demonstrates a continuous commitment to innovation in optics. His extensive patent portfolio and collaborative efforts at Fujifilm Corporation highlight his key role in shaping the future of optical technologies. As he continues to innovate, the impact of his contributions will resonate throughout the industry.

Profile summary based on public USPTO records.
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