Tokyo, Japan

Toshiaki Sugawara

This inventor holds 21 USPTO granted patents, primarily in Optical Devices. Top assignees: Dexerials Corporation, Mizusawa Industrial Chemicals, Ltd., Sony Corporation. Active years: 1987-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiaki Sugawara. Retrieved from https://idiyas.com/inventor/toshiaki-sugawara

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.2

ph-index = 4

Forward Citations = 58(Granted Patents)


Location History:

  • Tsuruoka, JP (1987 - 1989)
  • Shinagawa-ku, JP (2018)
  • Sendai, JP (2021)
  • Miyagi, JP (2005 - 2023)
  • Tome, JP (2023)
  • Tokyo, JP (1997 - 2024)

Company Filing History:


Years Active: 1987-2025

Loading Chart...
Areas of Expertise:
Polarizing Plate
Optical Apparatus
Inorganic Wave Plate
Manufacturing Method
Optical Element
Phase Difference Element
Polarization Conversion
Thin Film
Projection Image Display
Dielectric Layer
Water-Repellent Portion
Magnetization Apparatus
21 patents (USPTO):Explore Patents

Title: Toshiaki Sugawara: Innovator in Optical Technology

Introduction

Toshiaki Sugawara is an accomplished inventor based in Tokyo, Japan, renowned for his innovations in the field of optical technology. With a portfolio of 21 patents, his work has significantly contributed to advancements in optical devices, particularly through the development of high-performance polarizing plates.

Latest Patents

Sugawara's most recent patents exemplify his commitment to enhancing optical properties. One notable patent describes a polarizing plate that integrates a transparent substrate capable of transmitting light effectively. This innovative design features grid-shaped protrusions positioned at a pitch shorter than the wavelength of light used, which improves transmittance and reflectance properties. The incorporation of a reflective layer and a reflection control layer further enhances the optical characteristics, resulting in superior performance for various optical applications. Another patent outlines the manufacturing method for a similar polarizing plate, which ensures high transmittance and minimized reflected light, highlighting the efficiency of the grid-like structure.

Career Highlights

Throughout his career, Toshiaki Sugawara has made significant contributions while working with reputable companies such as Dexerials Corporation and Mizusawa Industrial Chemicals, Ltd. His expertise has influenced the development of innovative products that push the boundaries of optical technology.

Collaborations

Sugawara's collaborations with fellow inventors such as Akio Takada and Kazuyuki Shibuya have fostered a productive environment for creativity and innovation. Their combined efforts have led to groundbreaking advancements in the field, showcasing the importance of teamwork in the pursuit of technological breakthroughs.

Conclusion

Toshiaki Sugawara stands out as a leading figure in the realm of optical innovations. His extensive patent portfolio and collaborative spirit underline his dedication to excellence in optical technology. As he continues to innovate, Sugawara's work will undoubtedly influence the future of optical devices, ensuring enhanced performance and efficiency in 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]
Loading…