Machida, Japan

Naoyuki Ogura

This inventor holds 61 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Projection Technology (CPC class G02B). Top assignees: Hitachi, Ltd., Nec Corporation, Terminus Technology Limited. Active years: 1995-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoyuki Ogura. Retrieved from https://idiyas.com/inventor/naoyuki-ogura

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


% Patents Active = 60.7



Average Co-Inventor Count = 2.4

ph-index = 13

Forward Citations = 561(Granted Patents)

Forward Citations (Not Self Cited) = 530(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ebina, JP (1999 - 2004)
  • Tokyo, JP (1995 - 2006)
  • Machinda, JP (2008)
  • Yokohama, JP (1996 - 2011)
  • Machida, JP (2000 - 2016)

Company Filing History:


Years Active: 1995-2016

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Areas of Expertise:
Oblique Projection
Projection Apparatus
Projection Lens
Image Display
Associative Memory
Network Device
Transmission Lens
Optical Projection
Liquid Crystal Display
Screen Technology
Flexible Retrieval
Light Source
61 patents (USPTO):Explore Patents

Title: Naoyuki Ogura: Innovator in Optical Technologies

Introduction

Naoyuki Ogura, hailing from Machida, Japan, is a prolific inventor recognized for his significant contributions to optical technologies. With an impressive portfolio of 52 patents, Ogura’s innovations have made a profound impact in the field of projection systems.

Latest Patents

Among his latest patents is an innovative **Oblique projection optical system and projection type display apparatus using the same**. This patent describes a projection type display apparatus that features an oblique projection optical system comprising multiple lenses. The design includes a lens positioned nearest to the projection screen with a vertical effective image area, facilitating the passage of light flux. Notably, the lens is arranged off the optical axis shared by multiple lenses, with a flat mirror redirecting the optical path to enhance image quality.

Another notable patent is the **Projection image display apparatus having a first lens and a second lens adjacent to the screen**. This apparatus utilizes a projection lens made of plastic that maintains high display quality even with asymmetrical shapes. It incorporates an integrator to align the polarization direction of light emitted from a source, alongside an image display element to modulate light based on an image signal. The innovative arrangement of multiple plastic lenses enhances the projection quality effectively.

Career Highlights

Naoyuki Ogura has held significant positions in major corporations, including Hitachi, Ltd. and Terminus Technology Limited. His work at these companies has contributed to advancements in display technology, particularly in the design and functionality of projection systems.

Collaborations

Throughout his career, Ogura has collaborated with esteemed colleagues such as Koji Hirata and Masahiko Yatsu. These partnerships have likely fostered an environment for creative collaboration and technological advancements, amplifying the impact of their collective innovations in the industry.

Conclusion

Naoyuki Ogura stands out as a significant figure in optical invention, evidenced by his extensive patent collection and collaboration with leading professionals in the field. His latest innovations highlight the continuous evolution of projection technologies, cementing his legacy as a pioneering inventor.

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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