Ibaraki, Japan

Masahiro Hata

This inventor holds 5 USPTO granted patents. Top assignee: Nitto-Denko Corporation. Active years: 2005-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Hata. Retrieved from https://idiyas.com/inventor/masahiro-hata-giu1ig42

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

Calculating rank

% Patents Active = 60.0

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 45(Granted Patents)


Location History:

  • Osaka, JP (2009)
  • Ibaraki, JP (2005 - 2010)

Company Filing History:


Years Active: 2005-2010

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5 patents (USPTO):Explore Patents

Title: Innovator Masahiro Hata: Pioneering Optical Compensation Technologies

Introduction: Masahiro Hata, an esteemed inventor based in Ibaraki, Japan, has made significant contributions to the world of optical technology. With a remarkable portfolio that includes five patents, Hata has established himself as a leading figure in the development of innovative optical compensation layers, particularly for polarizing plates and liquid crystal displays.

Latest Patents: Hata's most recent patents showcase his expertise in optical technologies. These include:

1. **Optical compensation layer-attached polarizing plate** - This invention features a stack of a polarizing plate and optical compensation layers designed to optimize display quality. The optical compensation layer is characterized by specific refractive index relationships and is made with high-precision resin.

2. **Retardation film and method of producing the same** - This patent introduces a retardation film with minimal shift and unevenness in retardation values. It employs a stretched polymer film consisting of styrene-based and polycarbonate-based resins, adhering to defined performance criteria.

3. **Liquid crystal panel and liquid crystal display** - These inventions utilize the advanced optical compensation technologies developed by Hata, ensuring enhanced image display performance.

Career Highlights: Throughout his career at Nitto Denko Corporation, Hata has focused on the development of materials and technologies that enhance optical performance in various applications. His work emphasizes precision, and his patents reflect a deep understanding of the principles governing optics and materials science.

Collaborations: Masahiro Hata has collaborated with notable coworkers, including Shuuji Yano and Tsuyoshi Chiba. Their joint efforts have contributed to innovative advancements in optical technologies, strengthening the impact of their work within the industry.

Conclusion: Masahiro Hata stands out as a prominent inventor in the field of optical technologies. His significant contributions, as evidenced by his five patents, highlight his dedication to innovation and excellence. The continued development of his inventions promises to shape the future of electronic displays and optical applications, reinforcing his legacy as a key player in technological 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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