Kitaadachi-gun, Japan

Kazuaki Hatsusaka

This inventor holds 17 USPTO granted patents and 16 published patent applications and 4 EPO patents, primarily in Liquid Crystal Technology. Top assignee: Dic Corporation. Active years: 2011-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuaki Hatsusaka. Retrieved from https://idiyas.com/inventor/kazuaki-hatsusaka

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

USPTO Granted Patents = 17 

% Patents Active = 70.6

 

Average Co-Inventor Count = 4.5

ph-index = 3

Forward Citations = 29(Granted Patents)


Location History:

  • Saitama, JP (2011)
  • Kitaadachi-gun, JP (2011 - 2023)

Company Filing History:


Years Active: 2011-2025

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Areas of Expertise:
Liquid Crystal Composition
Smart Window
Optically Anisotropic Body
Retardation Film
Liquid Crystal Display
Photo-Alignment Film
Radical Polymerization
Plastic Lens
Optical Modulation Element
Polymerizable Composition
Antireflective Film
Display Element
17 patents (USPTO):Explore Patents

Title: Innovations by Kazuaki Hatsusaka: A Pioneer in Liquid Crystal Technology

Introduction

Kazuaki Hatsusaka is a notable inventor from Kita-adachi-gun, Japan, recognized for his significant contributions to liquid crystal technology. With a portfolio that includes 17 patents, he has been instrumental in advancing the field of optoelectronics.

Latest Patents

Hatsusaka's recent patents focus on innovations in liquid crystal compositions and devices. His notable works include:

1. **Liquid Crystal Composition for Light-Scattering Liquid Crystal Device** - This invention relates to a novel liquid crystal composition that contains a polymerizable compound and a compound with negative dielectric anisotropy. The device demonstrates exceptional transparency without voltage application and requires a reduced driving voltage.

2. **Smart Window** - This technology utilizes the aforementioned liquid crystal composition to enhance the functionality of smart windows, providing both aesthetic and energy-efficient benefits.

3. **Polymerizable Composition and Optically Anisotropic Body** - This patent covers a polymerizable composition that maintains high solubility and storage stability. The result is a durable film-shaped polymer suitable for use in various optical applications, including retardation films and liquid crystal display devices.

Career Highlights

Kazuaki Hatsusaka works with Dic Corporation, where he has been pivotal in research and development. His extensive knowledge in liquid crystal technology has led to innovations that are shaping current industry standards.

Collaborations

Throughout his career, Hatsusaka has collaborated with notable colleagues, including Yasuhiro Kuwana and Mika Yamamoto. Their collective expertise in the field of optoelectronics has fostered an environment of creativity and innovation.

Conclusion

Kazuaki Hatsusaka's contributions to liquid crystal technologies exemplify the spirit of innovation in the modern research landscape. His groundbreaking patents not only reflect his deep understanding of materials science but also significantly impact the practical applications in consumer electronics and architecture. As an inventor, he continues to influence the evolution of liquid crystal technology, paving the way for future advancements.

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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