Hachioji, Japan

Yasunobu Matsuoka

This inventor holds 27 USPTO granted patents and 9 published patent applications and 1 EPO patent, primarily in Optical Technologies. Top assignees: Hitachi, Ltd., Hitachi Chemical Company, Ltd., Lumentum Japan, Inc.. Active years: 2003-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasunobu Matsuoka. Retrieved from https://idiyas.com/inventor/yasunobu-matsuoka

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

Calculating rank
USPTO Granted Patents = 27 

% Patents Active = 22.2


Average Co-Inventor Count = 2.7

ph-index = 9

Forward Citations = 203(Granted Patents)


Location History:

  • Hachoiji, JP (2008)
  • Hachiojo, JP (2014)
  • Hachioji, JP (2003 - 2016)
  • Tokyo, JP (2015 - 2021)

Company Filing History:


Years Active: 2003-2021

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Areas of Expertise:
Optical Module
Optical Waveguide
Photoelectric Conversion
Optoelectronic Device
Surface-Emitting Laser
Avalanche Photodiode
Optical Interconnection
Hybrid Board
Optical Prism
Semiconductor Photodetector
Fabrication Method
Optical Communications
27 patents (USPTO):Explore Patents

Title: **Yasunobu Matsuoka: Innovator in Optical Technology**

Introduction

Yasunobu Matsuoka is a distinguished inventor based in Hachioji, Japan, recognized for his significant contributions to optical technology. With a remarkable portfolio of 27 patents, Matsuoka has showcased his expertise and dedication to advancing innovations in this field.

Latest Patents

Matsuoka's latest inventions include a state-of-the-art transmitter optical subassembly and an optical module that incorporates an impedance element designed to minimize the flow of an alternate current. This modulator integrated laser features a laser portion that emits light and a modulation portion that modulates this light using an electric field absorption effect. The unique design integrates a semiconductor substrate within which both portions operate harmoniously. Additionally, the optical subassembly includes an optical waveguide for transmitting signals, a lens element that combines a lens and mirror, and a substrate to facilitate the efficient deployment of the optical components.

Career Highlights

Throughout his career, Yasunobu Matsuoka has made substantial contributions while working at prominent companies, including Hitachi, Ltd. and Hitachi Chemical Company, Ltd. His innovations have often focused on improving optical systems and enhancing signal transmission technologies, positioning him as a respected figure in the industry.

Collaborations

Matsuoka has collaborated with talented individuals such as Toshiki Sugawara and Masato Shishikura. These partnerships have fostered a collaborative environment that has further propelled advancements in optical technologies.

Conclusion

Yasunobu Matsuoka's inventive spirit and dedication to innovation in optical technology make him a noteworthy inventor in his field. His contributions have not only advanced the state of technology but also paved the way for future developments in optical systems. With 27 patents to his name, he continues to inspire aspiring inventors and professionals in the industry.

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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