Hachioji, Japan

Kimihiko Nishioka

This inventor holds 95 USPTO granted patents, primarily in Optical Systems (CPC class 128-6). Top assignees: Olympus Optical Company, Ltd., Olympus Corporation, Cypress Semiconductor Corporation. Active years: 1983-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kimihiko Nishioka. Retrieved from https://idiyas.com/inventor/kimihiko-nishioka

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

Calculating rank

% Patents Active = 73.7

Average Co-Inventor Count = 2.0

ph-index = 33

Forward Citations = 3,869(Granted Patents)

Forward Citations (Not Self Cited) = 3,771(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hachiouji, JP (1983 - 1995)
  • Tokyo, JP (1985 - 1995)
  • Hachioji, JP (1983 - 2013)

Company Filing History:


Years Active: 1983-2013

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Areas of Expertise:
Near-Field Optical Microscope
Negative Refraction
Lens System
Optical Apparatus
Shake Compensation
Variable Mirror
Hologram Element
Deformable Mirror
Optical Device
Focal-Length Adjusting Unit
Endoscope System
Three-Dimensional Measurement
95 patents (USPTO):Explore Patents

Title: The Ingenious Innovations of Kimihiko Nishioka

Introduction: Kimihiko Nishioka is a renowned inventor based in Hachioji, Japan, with a remarkable portfolio of 95 patents. His contributions to the field of optical microscopy and negative refraction have set new benchmarks in technological advancements.

Latest Patents: Nishioka's recent innovations include a scanning near-field optical microscope and associated technologies. This microscope enhances sensitivity in obtaining optical information at spatial frequencies that exceed the wavelength of the irradiation light. His latest patents demonstrate the incorporation of a light irradiating part, a light receiving part, and a microstructure that manages near-field light interaction effectively. Additionally, he has developed an optical element using a medium that exhibits negative refraction, integrating carbon nanotubes for enhanced performance. This invention also encompasses an optical system composed of diverse optical elements with distinct chromatic dispersions.

Career Highlights: Throughout his illustrious career, Kimihiko Nishioka has been associated with prestigious organizations such as Olympus Optical Company, Ltd. and Olympus Corporation. His ongoing projects and past contributions have significantly advanced the fields of optics and imaging technologies.

Collaborations: Nishioka’s inventive journey has been marked by influential collaborations, particularly with notable peers like Susumu Takahashi and Akira Hasegawa. Their collective efforts have propelled various projects that address fundamental challenges in optics.

Conclusion: Kimihiko Nishioka stands as a pioneering inventor whose work in optical technology continues to inspire and advance the field. His extensive patent portfolio not only reflects his innovative spirit but also underscores the importance of collaboration in driving significant breakthroughs in science and engineering.

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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