Mito, Japan

Shigeru Tomita

This inventor holds 7 USPTO granted patents. Top assignees: Nippon Telegraph and Telephone Corporation, Sumitomo Electric Industries, Limited, Fujikura Limited. Active years: 1993-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeru Tomita. Retrieved from https://idiyas.com/inventor/shigeru-tomita

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.3

ph-index = 4

Forward Citations = 90(Granted Patents)


Location History:

  • Ibaraki, JP (1994)
  • Tokyo-to, JP (1997)
  • Mito, JP (1993 - 1999)
  • Musashino, JP (2015)

Company Filing History:


Years Active: 1993-2015

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7 patents (USPTO):Explore Patents

Title: Shigeru Tomita: Innovator in Optical Fiber Technology

Introduction

Shigeru Tomita is a prominent inventor based in Mito, Japan. He has made significant contributions to the field of optical fiber technology, holding a total of 7 patents. His innovative work has advanced the capabilities of light transmission through fiber optics.

Latest Patents

Among his latest patents, one notable invention is an optical fiber that features holes in both the first and second clad regions. These holes are periodically formed with identical diameters, resulting in an effective refractive index that is lower than that of the core region. This design enhances the performance of the optical fiber. Another significant patent is for a coated glass fiber designed for light transmission. This fiber consists of a glass core and at least one coating layer made of a UV-curing resin. The outermost layer of this coating has a high Young's modulus and exhibits excellent lateral pressure characteristics while maintaining low transmission loss.

Career Highlights

Shigeru Tomita has worked with notable companies such as Nippon Telegraph and Telephone Corporation and Sumitomo Electric Industries, Limited. His experience in these organizations has allowed him to refine his expertise in optical technologies and contribute to groundbreaking advancements in the field.

Collaborations

Throughout his career, Shigeru has collaborated with esteemed colleagues, including Nobuhiro Akasaka and Tatsuya Kakuta. These partnerships have fostered a creative environment that has led to innovative solutions in optical fiber technology.

Conclusion

Shigeru Tomita's contributions to optical fiber technology have made a lasting impact on the industry. His inventive spirit and dedication to innovation continue to inspire future advancements in light transmission.

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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