Tokyo, Japan

Goroh Saitoh

This inventor holds 20 USPTO granted patents and 2 published patent applications and 3 EPO patents, primarily in Projection Display Technology. Top assignees: Nec Corporation, Nec Lcd Technologies, Ltd.. Active years: 2003-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Goroh Saitoh. Retrieved from https://idiyas.com/inventor/goroh-saitoh

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

USPTO Granted Patents = 20 

% Patents Active = 85.0

 

Average Co-Inventor Count = 2.8

ph-index = 5

Forward Citations = 94(Granted Patents)


Location History:

  • Minato-ku, JP (2013 - 2016)
  • Tokyo, JP (2003 - 2017)

Company Filing History:


Years Active: 2003-2017

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Areas of Expertise:
Projection Display Device
Optical Element
Illumination Device
Liquid Crystal Shutter
Light Source Device
Color Synthesis
Three-Dimensional Viewing
Display Element
Light Control Film
Display System
Video Viewing System
20 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Goroh Saitoh from Tokyo

Introduction: Goroh Saitoh, based in Tokyo, Japan, has made significant contributions to the field of optical technologies with an impressive portfolio of 20 patents. His innovative designs demonstrate a commitment to enhancing display and illumination technologies, reflecting his expertise and creativity as an inventor.

Latest Patents: Among Saitoh's notable patents are two cutting-edge inventions. The first is an illumination device and projection display device that utilizes a combination of solid-state light sources emitting red, green, and blue light. This device includes a color synthesis optical element that effectively merges P-polarized and S-polarized colored light, ensuring high-quality color representation in projections. The second is a liquid crystal shutter eyeglass, designed to address challenges in maintaining image quality as viewer situations change. This technology allows the eyeglass to alternate between a light transmitting state and a light shading state, with a driving section that can adjust the size and position of the active area for optimal viewing experiences.

Career Highlights: Throughout his career, Goroh Saitoh has worked with notable companies, including NEC Corporation and NEC LCD Technologies, Ltd. His tenure at these institutions has allowed him to collaborate on innovative projects that have greatly advanced optical technology applications in various industries.

Collaborations: Saitoh's work has often involved collaboration with esteemed colleagues in the field, such as Masao Imai and Fujio Okumura. Their joint efforts have contributed to the successful development of technologies that enhance visual experiences and display systems.

Conclusion: Goroh Saitoh stands out as a prominent inventor in the realm of illumination and display technologies. With a wealth of patents to his name and collaborative endeavors with skilled professionals, he continues to influence and drive innovation in his field. His remarkable work not only highlights his technical prowess but also inspires future advancements in optical technologies.

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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