Sakura, Japan

Itaru Ishida

This inventor holds 20 USPTO granted patents and 4 published patent applications, plus 1 CIPO patent and 3 EPO patents, primarily in Optical Fiber Technology. Top assignees: Fujikura Limited, Nippon Telegraph and Telephone Corporation. Active years: 2014-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Itaru Ishida. Retrieved from https://idiyas.com/inventor/itaru-ishida

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

Calculating rank
USPTO Granted Patents = 20 

% Patents Active = 85.0

 

 

Average Co-Inventor Count = 1.8

ph-index = 4

Forward Citations = 39(Granted Patents)


Location History:

  • Sakura, JP (2014 - 2018)
  • Suzuka, JP (2022)
  • Mie, JP (2023)

Company Filing History:


Years Active: 2014-2026

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Areas of Expertise:
Optical Fiber Ribbon
Multicore Fiber
Manufacturing Method
Bending Loss
Crosstalk Measurement
Optical Fiber Cable
Preform Manufacturing
Inspecting Device
Holey Optical Fiber
Longitudinal Distribution
Optical Line Testing
20 patents (USPTO):Explore Patents

Title: Achievements of Itaru Ishida in Optical Fiber Innovation

Introduction

Itaru Ishida is a distinguished inventor based in Sakura, Japan. He holds an impressive portfolio of 20 patents related to advancements in optical fiber technology. His innovative contributions have had a significant impact on the field, particularly in the methods of manufacturing optical fibers.

Latest Patents

Ishida's notable patents include a “Method for manufacturing optical fiber,” which involves a series of detailed steps: gripping a preform with a gripper containing an aligner, melting the preform in a furnace to create a bare fiber, and cooling it while adjusting the gas flow based on input information. This method enhances the production efficiency and quality of optical fibers.

Another significant patent is the “Contactless direction converter and method for manufacturing optical fiber.” This invention features a guide groove designed to direct an optical fiber from one direction to another, utilizing ejection openings for better control of the advancement through the guide.

Career Highlights

Throughout his career, Itaru Ishida has been associated with prominent companies such as Fujikura Limited and Nippon Telegraph and Telephone Corporation. His work has consistently emphasized innovation, leading to significant advancements in the optical fiber domain.

Collaborations

Ishida has worked alongside talented colleagues like Shoichiro Matsuo and Hiroki Hamaguchi. These collaborations have contributed to a dynamic environment of innovation, fostering the development of new technologies and methods within the industry.

Conclusion

Itaru Ishida's contributions to the field of optical fiber manufacturing highlight his status as a leading inventor. With 20 patents to his name, his innovative approaches continue to shape the future of telecommunications technology. His work exemplifies the importance of creativity and collaboration in driving progress within 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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