Tokyo, Japan

Shigeyuki Akiba



Average Co-Inventor Count = 4.0

ph-index = 19

Forward Citations = 1,157(Granted Patents)

Forward Citations (Not Self Cited) = 1,126(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tanashi, JP (1979 - 1981)
  • Tokyo, JP (1982 - 2001)
  • Kamifukuoka, JP (1996 - 2003)
  • Saitama, JP (2003 - 2005)

Company Filing History:


Years Active: 1979-2005

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Areas of Expertise:
Optical Amplifier
Wavelength Division Multiplexing
Optical Transmission System
Optical Add-Drop Multiplexer
Optical Communication
Gain Equalizer
Optical Modulator
Optical Repeater
Optical Pulse Generator
Quantum Well Structure
Semiconductor Device
Optical Power Measuring
82 patents (USPTO):Explore Patents

Title: Shigeyuki Akiba: Innovations in Optical Amplification

Introduction:

Shigeyuki Akiba, a renowned inventor based in Tokyo, Japan, has made significant contributions to the field of optical amplification. With an impressive number of 82 patents to his name, Akiba has continually pushed the boundaries of technology and played a pivotal role in the development of optical amplifiers. This article will delve into his latest patents, notable career highlights, collaborations with industry peers, and conclude with an appreciation for his contributions to the field.

Latest Patents:

One of Akiba's recent patents is for an "Optical Amplifier Having Various Control Circuitry." This invention focuses on detecting the amount of electric current fed to the power feeding line using current detection means. Based on this information, a setting signal is generated for each of the bypass circuits, allowing precise control of the output levels of the optical repeater circuits. The significance of this innovation lies in its ability to regulate and adapt the output levels according to the amount of current fed to the power feeding line.

Career Highlights:

Throughout his career, Akiba has demonstrated expertise in the field of optical amplification. He has made significant contributions during his tenure at Kokusai Denshin Denwa Kabushiki Kaisha (KDDI), a prominent Japanese telecommunications company. Akiba's groundbreaking inventions and dedication to his field have earned him recognition as a pioneer of optical amplification technologies.

Collaborations:

Collaboration is an essential aspect of innovation, and Shigeyuki Akiba has actively engaged with other industry experts to further his research. Two notable colleagues he has worked with are Shu Yamamoto and Masatoshi Suzuki. Their collaborative efforts have undoubtedly amplified the impact of their inventions and facilitated the advancement of optical amplification technologies.

Conclusion:

Shigeyuki Akiba's contributions to the field of optical amplification have been truly remarkable. With an impressive portfolio of 82 patents, including his recent invention in the field of optical amplifiers, Akiba has showcased his innovative spirit and dedication to advancing technology. Through his work at Kokusai Denshin Denwa Kabushiki Kaisha (KDDI) and collaborations with industry peers like Shu Yamamoto and Masatoshi Suzuki, Akiba has left an indelible mark on the industry. His continued efforts in driving advancements demonstrate his commitment to improving optical amplification technologies, making him an invaluable asset to the innovation landscape.

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