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For the Inventor, By the Inventor

Yokohama, Japan

Masashi Onishi

This inventor holds 70 USPTO granted patents and 2 EPO patents, primarily in Optical Fiber Technology (CPC class G02B). Top assignees: Sumitomo Electric Industries, Limited, Nippon Telegraph and Telephone Corporation, Other. Active years: 1990-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Onishi. Retrieved from https://idiyas.com/inventor/masashi-onishi

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

USPTO Granted Patents = 70

% Patents Active = 74.3


Average Co-Inventor Count = 3.6

ph-index = 13

Forward Citations = 486(Granted Patents)

Forward Citations (Not Self Cited) = 472(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa, JP (1990 - 2011)
  • Yokohama, JP (1990 - 2012)

Company Filing History:

goldMedal69 out of 10,641 
 
Sumitomo Electric Industries, Limited
 patents
silverMedal6 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
bronzeMedal1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1990-2012

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Areas of Expertise:
Optical Fiber
Raman Amplifier
Optical Transmission System
Multimode Optical Fiber
Glass Tube Processing
Dispersion Compensation
Optical Module
Manufacturing Method
Optical Device
Microstructured Optical Fiber
Wavelength Converter
Single-Mode Optical Fiber
70 patents (USPTO):Explore Patents
1. 8102596 - Optical fiber for amplification (2012-01-24),
2. 8024945 - Glass tube processing apparatus (2011-09-27),
3. 8015845 - Glass tube processing method (2011-09-13),
4. 7894697 - Optical fiber, optical transmission line, optical module, and optical transmission system (2011-02-22),
5. 7773847 - Multimode optical fiber (2010-08-10),
6. 7637125 - Glass tube processing method, apparatus and glass tube (2009-12-29),
7. 7486862 - Optical fiber and manufacturing method thereof (2009-02-03),
8. 7484387 - Method of making a microstructured optical fiber (2009-02-03),
9. 7286740 - Optical fiber, optical transmission line, optical module and optical transmission system (2007-10-23),
10. 7153034 - Method of constructing an optical transmission line and an optical transmission line (2006-12-26),
11. 7062941 - Manufacturing method of optical fiber preform (2006-06-20),
12. 7045737 - Glass-processing method and glass-processing apparatus for the method (2006-05-16),
13. 7043131 - Optical device and a making method thereof (2006-05-09),
14. 7016581 - Dispersion compensation unit and optical communication system (2006-03-21),
15. 6997016 - Method and apparatus for manufacturing glass tube (2006-02-14),

Title: The Innovative Journey of Masashi Onishi

Introduction:

Masashi Onishi, a pioneering inventor hailing from Yokohama, Japan, has made significant contributions to the field of technology through his groundbreaking innovations and patents.

Latest Patents:

Masashi Onishi's latest patents include cutting-edge advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to pushing the boundaries of technological progress.

Career Highlights:

With a career spanning over two decades, Masashi Onishi has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing innovative solutions. His work has not only revolutionized industries but has also improved the quality of life for many around the world.

Collaborations:

Throughout his career, Masashi Onishi has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His ability to work seamlessly in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion:

In conclusion, Masashi Onishi's relentless pursuit of innovation and his passion for creating a better future through technology make him a true trailblazer in the world of inventions. His impact will continue to be felt for years to come as his inventions shape the technological landscape of tomorrow.

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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