Yokohama, Japan

Haruhiko Okazaki

This inventor holds 27 USPTO granted patents, primarily in Light Emitting Devices. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1992-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruhiko Okazaki. Retrieved from https://idiyas.com/inventor/haruhiko-okazaki

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

Calculating rank

% Patents Active = 74.1

Average Co-Inventor Count = 2.6

ph-index = 11

Forward Citations = 751(Granted Patents)


Location History:

  • Minami-Ku, JP (1999)
  • Kanagawa-ken, JP (1999 - 2001)
  • Yokohama, JP (1992 - 2012)
  • Fukuoka-ken, JP (2012)
  • Ishikawa-ken, JP (2015)

Company Filing History:


Years Active: 1992-2015

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Areas of Expertise:
Light Emitting Device
Semiconductor
Image Display
Wavelength Change Material
Manufacturing Method
Gallium Nitride
Avalanche Photodiode
Nitride Compound
LED
Light Emitting Element
Semiconductor Laser
Guard Ring
27 patents (USPTO):Explore Patents

Title: Innovations of Haruhiko Okazaki in Light Emitting Devices

Introduction

Haruhiko Okazaki is a notable inventor located in Yokohama, Japan, with an impressive portfolio of 27 patents. His work has significantly contributed to the advancement of light emitting devices, showcasing innovative designs and applications.

Latest Patents

Okazaki's recent patents include advancements in light emitting devices. The first patent describes a light emitting device comprised of a base, a light emitting element, and a fluorescent body-containing layer. The innovative design includes a light emitting unit on the upper surface of the element, with a fluorescent layer having carefully designed dimensions that enhance its functionality.

Another notable patent focuses on semiconductor light emitting devices, featuring a first lead and a second lead, which are strategically positioned apart. This design includes a semiconductor light emitting element on the first lead, along with a transparent resin that covers the element, ensuring optimal performance by allowing light to pass through while maintaining structural integrity.

Career Highlights

Haruhiko Okazaki is currently associated with Toshiba Corporation, a company known for its technological advancements and innovation. His contributions to the design and functionality of light emitting devices continue to influence the industry significantly.

Collaborations

Throughout his career, Okazaki has collaborated with fellow inventors Koichi Nitta and Masayuki Ishikawa. This collaborative environment fosters creativity and enhances the potential for innovative solutions in light emitting technology.

Conclusion

Haruhiko Okazaki's work embodies the spirit of innovation, particularly in the field of light emitting devices. His numerous patents highlight his dedication to advancing technology, making a lasting impact in the industry. The continuous evolution of his inventions promises to propel the field forward, ensuring that his contributions will be felt for years to come.

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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