Yokohama, Japan

Kazumasa Oishi

This inventor holds 11 USPTO granted patents and 3 published patent applications. Top assignees: Sumitomo Electric Industries, Limited, Nippon Telegraph and Telephone Corporation. Active years: 1995-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazumasa Oishi. Retrieved from https://idiyas.com/inventor/kazumasa-oishi

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

Calculating rank
USPTO Granted Patents = 11 

% Patents Active = 72.7

Average Co-Inventor Count = 3.8

ph-index = 4

Forward Citations = 60(Granted Patents)


Location History:

  • Kanagawa, JP (2000 - 2005)
  • Yokohama, JP (1995 - 2010)

Company Filing History:


Years Active: 1995-2026

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11 patents (USPTO):Explore Patents

Title: Kazumasa Oishi: Innovator in Optical Fiber Technology

Introduction

Kazumasa Oishi is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical fiber technology, holding a total of 11 patents. His work focuses on enhancing the efficiency and effectiveness of optical fiber applications.

Latest Patents

Oishi's latest patents include innovations such as an optical fiber ribbon for wiring of equipment and a connector-attached optical fiber ribbon for wiring of equipment. These inventions address the challenges of attaching glass fiber and inner fiber coating layers to connectors. By allowing for the removal of the outer fiber coating layer while preserving the inner layer, Oishi's designs facilitate easier exposure of the inner fiber coating. His patents also detail the specific materials and methods used in the production of these optical fibers, including the Young's modulus specifications for the coating layers.

Career Highlights

Throughout his career, Kazumasa Oishi has worked with notable companies such as Sumitomo Electric Industries and Nippon Telegraph and Telephone Corporation. His experience in these organizations has contributed to his expertise in optical fiber technology and innovation.

Collaborations

Oishi has collaborated with esteemed colleagues, including Nobuhiro Akasaka and Yasuo Matsuda. Their joint efforts have further advanced the field of optical fiber technology.

Conclusion

Kazumasa Oishi's contributions to optical fiber technology through his patents and collaborations highlight his role as a key innovator in this field. His work continues to influence advancements in optical communication systems.

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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