Niihama, Japan

Mitsutaka Sase

This inventor holds 7 USPTO granted patents and 1 published patent application. Top assignee: Sumitomo Chemical Company, Limited. Active years: 2016-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsutaka Sase. Retrieved from https://idiyas.com/inventor/mitsutaka-sase

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

USPTO Granted Patents = 7 

% Patents Active = 100.0

Average Co-Inventor Count = 3.8

ph-index = 4

Forward Citations = 29(Granted Patents)


Company Filing History:


Years Active: 2016-2018

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7 patents (USPTO):Explore Patents

Title: Mitsutaka Sase: Innovator in Optical Film Technology

Introduction

Mitsutaka Sase is a prominent inventor based in Niihama, Japan, known for his significant contributions to the field of optical film technology. He holds a total of seven patents, which reflect his dedication to innovation and solving critical problems in display technology.

Latest Patents

Among his most notable inventions, Mitsutaka Sase has developed advanced optical films aimed at enhancing the performance of black displays. His recent patents focus on providing optical films that excel in the suppression of light leakage. One patent details an optical film containing at least two phase difference layers, characterized by specific optical properties represented by complex formulae, which ensure improved efficiency in color display by controlling chromatic coordinates within the L*a*b* color system. Another patent outlines an optical film with distinct phase difference layers, where the second layer's optical properties and thickness parameters are precisely defined to optimize display performance.

Career Highlights

Mitsutaka Sase has built an impressive career at Sumitomo Chemical Company, Limited, a leading company in the chemical industry focused on innovative material solutions. His work in developing state-of-the-art optical films demonstrates his commitment to advancing display technologies and enhancing user experiences.

Collaborations

Throughout his career, Mitsutaka has collaborated with esteemed colleagues such as Nobuyuki Hatanaka and Tadahiro Kobayashi. These collaborations have further enriched his research and development projects, contributing to successful innovations in optical technology.

Conclusion

Mitsutaka Sase is an influential figure in the realm of optical film invention, with a strong patent portfolio that underscores his role as a pioneer in enhancing display technologies. His work continues to inspire advancements in the industry, making significant strides in the pursuit of improved visual experiences across various applications.

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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