Yokohama, Japan

Satoshi Yoshikawa

This inventor holds 32 USPTO granted patents and 3 published patent applications and 1 EPO patent, primarily in Optical Communication. Top assignees: Sumitomo Electric Industries, Limited, Fuji Xerox Co., Ltd., Fujifilm Business Innovation Corp.. Active years: 2004-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Satoshi Yoshikawa. Retrieved from https://idiyas.com/inventor/satoshi-yoshikawa-hud0sgln

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

Calculating rank
USPTO Granted Patents = 32 

% Patents Active = 75.0

 

Average Co-Inventor Count = 1.5

ph-index = 7

Forward Citations = 108(Granted Patents)


Location History:

  • Ebina, JP (2009)
  • Yokohama, JP (2004 - 2022)
  • Osaka, JP (2023)
  • Kanagawa, JP (2007 - 2024)

Company Filing History:


Years Active: 2004-2026

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Areas of Expertise:
Optical Transceiver
Image Processing
Optical Module
Wavelength Selective Switch
Data Processing
Optical Fiber
Printer Control
Heat Dissipating Mechanism
Coating Device
Seal Structure
Suspension Structure
Information Processing
32 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Satoshi Yoshikawa

Introduction

Satoshi Yoshikawa, based in Yokohama, Japan, is a prolific inventor with an impressive portfolio of 28 patents to his name. His work primarily revolves around advanced technologies in gas feeding devices and optical fiber production methods. Over the years, his contributions have played a vital role in various industrial applications.

Latest Patents

Among his latest patents are innovative devices and methods that enhance production efficiency. One of his notable inventions is a furnace gas feeding device designed to optimize gas supply into drawing furnaces. This apparatus features a first flow channel that directs gas from a designated inlet toward a gas storage region, and a second flow channel that conveys stored gas to the furnace core. This intricate design allows for a distinct separation between the gas outlet and inlet points, making it highly effective.

Additionally, Yoshikawa has developed an optical fiber drawing method along with a corresponding drawing apparatus. This method involves passing a glass base material through an opening in the drawing furnace while utilizing a sealing mechanism to maintain pressure stability. A unique aspect of this invention is its dual sealing approach, which ensures consistent operational conditions within the furnace during the drawing process.

Career Highlights

Satoshi Yoshikawa’s career reflects a dedication to innovation and engineering excellence. He has held significant positions at renowned companies such as Sumitomo Electric Industries, Limited and Fuji Xerox Co., Ltd. His tenure in these organizations has allowed him to cultivate his skills in developing cutting-edge technologies.

Collaborations

Throughout his career, Yoshikawa has collaborated with talented individuals in his field. Notable coworkers include Hiromi Kurashima and Hidemi Sone, with whom he has likely shared insights and expertise, contributing to the success of various projects.

Conclusion

Satoshi Yoshikawa's extensive body of work and his 28 patents underscore his influence in the fields of gas feeding technology and optical fiber production. His innovations not only reflect technological advancements but also illustrate the potential for continued growth and improvement in these areas. As industries evolve, the foundational work of inventors like Yoshikawa remains essential for driving progress and fostering new possibilities.

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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