Osaka, Japan

Takako Hosokawa

This inventor holds 6 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignee: Sumitomo Electric Industries, Limited. Active years: 2019-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takako Hosokawa. Retrieved from https://idiyas.com/inventor/takako-hosokawa

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

USPTO Granted Patents = 6 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.5

ph-index = 2

Forward Citations = 9(Granted Patents)


Location History:

  • Yokohama, JP (2019 - 2020)
  • Osaka, JP (2020 - 2022)

Company Filing History:


Years Active: 2019-2022

Loading Chart...
Loading Chart...
6 patents (USPTO):Explore Patents

Title: Takako Hosokawa: Innovator in Optical Fiber Technology

Introduction

Takako Hosokawa is a prominent inventor based in Osaka, Japan. She has made significant contributions to the field of optical fiber technology, holding a total of 6 patents. Her work has been instrumental in advancing the efficiency and effectiveness of optical fiber splicing.

Latest Patents

One of her latest patents is a fusion splicer and method for fusion-splicing optical fibers. This innovative device allows for the fusion-splicing of a first group of optical fibers and a second group of optical fibers through arc discharge. The fusion splicer features first and second electrode rods, first and second fiber holding parts, and a first shield. The electrode rods generate the arc discharge between them. The first fiber holding part is equipped with a first plurality of V-grooves that position the first group of optical fibers, while the second fiber holding part has a second plurality of V-grooves for the second group. The first shield, made of an insulating material that can withstand temperatures of 1000 degrees Celsius or more, is strategically placed between the V-grooves and the first electrode rod.

Career Highlights

Takako Hosokawa is currently employed at Sumitomo Electric Industries, Limited, where she continues to innovate in the field of optical technology. Her work has garnered attention for its practical applications and contributions to the industry.

Collaborations

Throughout her career, Takako has collaborated with notable colleagues, including Takuro Watanabe and Dai Sasaki. These partnerships have further enhanced her research and development efforts.

Conclusion

Takako Hosokawa is a trailblazer in optical fiber technology, with a proven track record of innovation and collaboration. Her contributions continue to shape the future of 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]
Loading…