Kanagawa, Japan

Hideo Nakayama

USPTO Granted Patents = 51 


Average Co-Inventor Count = 3.7

ph-index = 9

Forward Citations = 286(Granted Patents)

Forward Citations (Not Self Cited) = 275(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hanayamachi-dori, Horikawa Nishiiru Shimogyo-ku, Kyoto-shi JP (1994)
  • Nakai-machi, JP (2001 - 2003)
  • Ebina, JP (1996 - 2020)
  • Kanagawa, JP (1985 - 2022)

Company Filing History:


Years Active: 1985-2022

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Areas of Expertise:
Light Emitting Element
Optical Transmission Device
Eyeball Optical Measurement
Vertical Cavity Surface Emitting Laser
Surface Emitting Semiconductor Laser
Optical Measurement Apparatus
Image Forming Apparatus
Optical Fiber Transmission
Semiconductor Laser Apparatus
Optical Wavelength Division Multiplexing
Concentration Calculation System
Light Emitting Module
51 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Hideo Nakayama

Introduction

Hideo Nakayama, based in Kanagawa, Japan, is a prominent inventor recognized for his extensive contributions to the field of optical technologies. With a remarkable portfolio that includes 51 patents, Nakayama has made significant strides in advancing light-emitting technologies and optical measurement devices.

Latest Patents

Among his latest innovations are two notable patents: the "Light Emitting Element Array" and the "Eyeball Optical Measuring Device and Method."

The "Light Emitting Element Array" involves a sophisticated configuration that includes a single semiconductor substrate with multiple semiconductor elements. Each of these elements features a first distributed Bragg-reflector, an active layer, and a second distributed Bragg-reflector. This innovative design supports the emission of laser light while ensuring precise construction and wiring alignment.

The "Eyeball Optical Measuring Device" utilizes a dual approach to enhance optical measurements. It incorporates an optical measuring unit that directs measuring light onto the eyeball of a subject and a light irradiation unit that preconditions the eyeball with lower energy density light. This dual-layer measurement strategy advances the accuracy of ocular evaluations.

Career Highlights

Throughout his career, Hideo Nakayama has made impactful advancements while working at notable organizations. He has held positions at Fuji Xerox Co., Ltd. and the Tokyo Institute of Technology, contributing his expertise in optical technology and innovations.

Collaborations

Nakayama has collaborated with esteemed colleagues, including Akemi Murakami and Nobuaki Ueki. Together, their collective efforts have led to groundbreaking innovations in their respective fields, furthering the advancement of optical technologies.

Conclusion

Hideo Nakayama stands out as a remarkable inventor whose work continues to influence the realm of optical technology. With a noteworthy number of patents and significant collaborations, his contributions are expected to drive further innovations in the industry. His legacy serves as an inspiration for aspiring inventors and researchers alike.

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