Gifu, Japan

Hiromi Shiroma

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Teijin Limited. Active years: 2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromi Shiroma. Retrieved from https://idiyas.com/inventor/hiromi-shiroma

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


 

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2016

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1 patent (USPTO):Explore Patents

Title: Hiromi Shiroma: Innovator in Optical Technology

Introduction

Hiromi Shiroma is a notable inventor based in Gifu, Japan. He has made significant contributions to the field of optical technology, particularly in the development of advanced materials for liquid crystal display devices. His innovative work has led to the creation of a patented technology that enhances the performance of optical components.

Latest Patents

Hiromi Shiroma holds a patent for a uniaxially stretched multi-layer laminate film, which exhibits a high polarization performance of 99.5% or more. This invention includes a polarizing plate composed of the same film, an optical member for liquid crystal display devices, and the liquid crystal display device itself. The film features a unique configuration that simplifies the manufacturing process while maintaining high performance. The first layer is made of polyester containing a naphthalene dicarboxylic acid ester, while the second layer is a copolymer polyester that acts as an optically isotropic layer. The film's design allows for an average transmittance of 60% or more for S-polarized light in the wavelength range of 400 nm to 800 nm.

Career Highlights

Hiromi Shiroma is currently employed at Teijin Limited, a company known for its innovative materials and technologies. His work at Teijin has allowed him to focus on developing cutting-edge solutions for the optical industry. With one patent to his name, he has established himself as a key player in the field of optical technology.

Collaborations

Throughout his career, Hiromi has collaborated with talented individuals such as Taro Oya and Kana Tanabu. These collaborations have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Hiromi Shiroma's contributions to optical technology through his innovative patents demonstrate his commitment to advancing the field. His work at Teijin Limited and collaborations with other professionals highlight the importance of teamwork in driving innovation.

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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